-- 3GPP TS 36.423 V17.5.0 (2023-06)
-- 9.3.4	PDU Definitions
-- **************************************************************
--
-- PDU definitions for X2AP.
--
-- **************************************************************

X2AP-PDU-Contents {
itu-t (0) identified-organization (4) etsi (0) mobileDomain (0)
eps-Access (21) modules (3) x2ap (2) version1 (1) x2ap-PDU-Contents (1) }

DEFINITIONS AUTOMATIC TAGS ::=

BEGIN

-- **************************************************************
--
-- IE parameter types from other modules.
--
-- **************************************************************

IMPORTS
	ABSInformation,
	ABS-Status,
	AS-SecurityInformation,
	BearerType,
	Cause,
	CompositeAvailableCapacityGroup,
	Correlation-ID,
	COUNTvalue,
	CellReportingIndicator,
	AerialUEsubscriptionInformation,
	CriticalityDiagnostics,
	CRNTI,
	CSGMembershipStatus,
	CSG-Id,
	DeactivationIndication,
	DL-Forwarding,
	DynamicDLTransmissionInformation,
	E-RABsSubjectToDLDiscarding-List,
	E-RABsSubjectToEarlyStatusTransfer-List,
	ECGI,
	E-RAB-ID,
	E-RAB-Level-QoS-Parameters,
	E-RAB-List,
	EUTRANTraceID,
	GlobalENB-ID,
	GTPtunnelEndpoint,
	GUGroupIDList,
	GUMMEI,
	HandoverReportType,
	HandoverRestrictionList,
	Masked-IMEISV,
	InvokeIndication,
	LocationReportingInformation,
	LowerLayerPresenceStatusChange,
	MDT-Configuration,
	ManagementBasedMDTallowed,
	MDTPLMNList,
	Neighbour-Information,
	PCI,
	PDCP-SN,
	PLMN-Identity,
	ReceiveStatusofULPDCPSDUs,
	Registration-Request,
	RelativeNarrowbandTxPower,
	RadioResourceStatus,
	RLC-Status,
	RRCConnReestabIndicator,
	RRCConnSetupIndicator,
	UE-RLF-Report-Container,
	UEAppLayerMeasConfig,
	RRC-Context,
	ServedCell-Information,
	ServedCells,
	ShortMAC-I,
	SRVCCOperationPossible,
	SubscriberProfileIDforRFP,
	TargetCellInUTRAN,
	TargeteNBtoSource-eNBTransparentContainer,
	TimeToWait,
	TraceActivation,
	TraceDepth,
	TransportLayerAddress,
	UEAggregateMaximumBitRate,
	UE-HistoryInformation,
	UE-HistoryInformationFromTheUE,
	UE-S1AP-ID,
	UESecurityCapabilities,
	UEsToBeResetList,
	UE-X2AP-ID,
	UL-HighInterferenceIndicationInfo,
	UL-InterferenceOverloadIndication,
	HWLoadIndicator,
	S1TNLLoadIndicator,
	Measurement-ID,
	ReportCharacteristics,
	MobilityParametersInformation,
	MobilityParametersModificationRange,
	ReceiveStatusOfULPDCPSDUsExtended,
	COUNTValueExtended,
	SubframeAssignment,
	ExtendedULInterferenceOverloadInfo,
	ExpectedUEBehaviour,
	SeNBSecurityKey,
	MeNBtoSeNBContainer,
	SeNBtoMeNBContainer,
	SCGChangeIndication,
	CoMPInformation,
	ReportingPeriodicityRSRPMR,
	RSRPMRList,
	UE-RLF-Report-Container-for-extended-bands,
	ProSeAuthorized,
	CoverageModificationList,
	ReportingPeriodicityCSIR,
	CSIReportList,
	ReceiveStatusOfULPDCPSDUsPDCP-SNlength18,
	COUNTvaluePDCP-SNlength18,
	LHN-ID,
	UE-ContextKeptIndicator,
	UE-X2AP-ID-Extension,
	SIPTOBearerDeactivationIndication,
	TunnelInformation,
	V2XServicesAuthorized,
	X2BenefitValue,
	ResumeID,
	EUTRANCellIdentifier,
	MakeBeforeBreakIndicator,
	WTID,
	WT-UE-XwAP-ID,
	UESidelinkAggregateMaximumBitRate,
	SgNBSecurityKey,
	MeNBtoSgNBContainer,
	SgNBtoMeNBContainer,
	SplitSRBs,
	RRCContainer,
	SRBType,
	GlobalGNB-ID,
	GNB-ID,
	SCGConfigurationQuery,
	SplitSRB,
	NRUeReport,
	EN-DC-ResourceConfiguration,
	TAC,
	NRFreqInfo,
	NRCGI,
	NRPCI,
	NRUESecurityCapabilities,
	PDCPChangeIndication,
	ULConfiguration,
	SgNB-UE-X2AP-ID,
	SecondaryRATUsageReportList,
	ActivationID,
	MeNBResourceCoordinationInformation,
	SgNBResourceCoordinationInformation,
	NR-TxBW,
	BroadcastPLMNs-Item,
	AdditionalPLMNs-Item,
	RLCMode,
	GBR-QosInformation,
	DRB-ID,
	FiveGS-TAC,
	SULInformation,
	Packet-LossRate,
	ResourceType,
	DataTrafficResourceIndication,
	SpectrumSharingGroupID,
	RRC-Config-Ind,
	SGNB-Addition-Trigger-Ind,
	UserPlaneTrafficActivityReport,
	ERABActivityNotifyItemList,
	PDCPSnLength,
	Subscription-Based-UE-DifferentiationInfo,
	LCID,
	DuplicationActivation,
	GNBOverloadInformation,
	NewDRBIDrequest,
	DesiredActNotificationLevel,
	LocationInformationSgNB,
	LocationInformationSgNBReporting,
	EndcSONConfigurationTransfer,
	NRNeighbour-Information,
	InterfaceInstanceIndication,
	BPLMN-ID-Info-NR,
	SNtriggered,
	EPCHandoverRestrictionListContainer,
	AdditionalRRMPriorityIndex,
	RequestedFastMCGRecoveryViaSRB3,
	AvailableFastMCGRecoveryViaSRB3,
	RequestedFastMCGRecoveryViaSRB3Release,
	ReleaseFastMCGRecoveryViaSRB3,
	FastMCGRecovery,
	PartialListIndicator,
	MaximumCellListSize,
	MessageOversizeNotification,
	TNLConfigurationInfo,
	TNLA-To-Add-List,
	TNLA-To-Update-List,
	TNLA-To-Remove-List,
	TNLA-Setup-List,
	TNLA-Failed-To-Setup-List,
	RAN-UE-NGAP-ID,
	CHOinformation-REQ,
	CHOinformation-ACK,
	CHOinformation-AddReq,
	CHOinformation-ModReq,
	DAPSRequestInfo,
	DAPSResponseInfo,
	CandidateCellsToBeCancelledList,
	CHO-DC-EarlyDataForwarding,
	CHO-DC-Indicator,
	Ethernet-Type,
	NRV2XServicesAuthorized,
	NRUESidelinkAggregateMaximumBitRate,
	PC5QoSParameters,
	TargetCellInNGRAN,
	Measurement-ID-ENDC,
	Registration-Request-ENDC,
	ReportCharacteristics-ENDC,
	NRRadioResourceStatus,
	TNLCapacityIndicator,
	NRCompositeAvailableCapacityGroup,
	SSBIndex,
	TDDULDLConfigurationCommonNR,
	NRCarrierList,
	SSB-PositionsInBurst,
	NRCellPRACHConfig,
	NBIoT-RLF-Report-Container,
	PrivacyIndicator,
	UERadioCapabilityID,
	CSI-RSTransmissionIndication,
	IABNodeIndication,
	F1CTrafficContainer,
	IntendedTDD-DL-ULConfiguration-NR,
	UERadioCapability,
	SFN-Offset,
	IMSvoiceEPSfallbackfrom5G,
	Global-RAN-NODE-ID,
	DirectForwardingPathAvailability,
	NRRACHReportInformation,
	SCG-UE-HistoryInformation,
	PSCellHistoryInformationRetrieve,

	PSCell-UE-HistoryInformation,
	PSCellChangeHistory,
	MeasurementResultforNRCellsPossiblyAggregated,
	SCGActivationStatus,
	SCGActivationRequest,
	CPAinformation-REQ,
	CPAinformation-REQ-ACK,
	CPAinformation-MOD,
	CPAinformation-MOD-ACK,
	CPACinformation-REQD,
	CPCinformation-REQD,
	CPCinformation-CONF,
	CPCinformation-NOTIFY,
	CPCupdate-MOD,
	Additional-Measurement-Timing-Configuration-List,
	ServedCellSpecificInfoReq-NR,
	SecurityIndication,
	SecurityResult,
	TraceCollectionEntityIPAddress,
	SCGreconfigNotification,
	AdditionalListofForwardingGTPTunnelEndpoint




FROM X2AP-IEs

	PrivateIE-Container{},
	ProtocolExtensionContainer{},
	ProtocolIE-Container{},
	ProtocolIE-ContainerList{},
	ProtocolIE-ContainerPair{},
	ProtocolIE-ContainerPairList{},
	ProtocolIE-Single-Container{},
	X2AP-PRIVATE-IES,
	X2AP-PROTOCOL-EXTENSION,
	X2AP-PROTOCOL-IES,
	X2AP-PROTOCOL-IES-PAIR
FROM X2AP-Containers

	id-ABSInformation,
	id-ActivatedCellList,
	id-BearerType,
	id-Cause,
	id-CellInformation,
	id-CellInformation-Item,
	id-CellMeasurementResult,
	id-CellMeasurementResult-NR-ENDC,
	id-CellMeasurementResult-Item,
	id-CellMeasurementResult-NR-ENDC-Item,
	id-CellMeasurementResult-E-UTRA-ENDC,
	id-CellMeasurementResult-E-UTRA-ENDC-Item,
	id-CellToReport,
	id-CellToReport-E-UTRA-ENDC,
	id-CellToReport-NR-ENDC,
	id-CellToReport-Item,
	id-CellToReport-E-UTRA-ENDC-Item,
	id-CellToReport-NR-ENDC-Item,
	id-CompositeAvailableCapacityGroup,
	id-AerialUEsubscriptionInformation,
	id-CriticalityDiagnostics,
	id-DeactivationIndication,
	id-DynamicDLTransmissionInformation,
	id-E-RABs-Admitted-Item,
	id-E-RABs-Admitted-List,
	id-E-RABs-NotAdmitted-List,
	id-E-RABs-SubjectToStatusTransfer-List,
	id-E-RABs-SubjectToStatusTransfer-Item,
	id-E-RABs-ToBeSetup-Item,
	id-GlobalENB-ID,
	id-GUGroupIDList,
	id-GUGroupIDToAddList,
	id-GUGroupIDToDeleteList,
	id-GUMMEI-ID,
	id-Masked-IMEISV,
	id-IMSvoiceEPSfallbackfrom5G,
	id-InvokeIndication,
	id-New-eNB-UE-X2AP-ID,
	id-Old-eNB-UE-X2AP-ID,
	id-Registration-Request,
	id-ReportingPeriodicity,
	id-RLC-Status,
	id-ServedCells,
	id-ServedCellsToActivate,
	id-ServedCellsToAdd,
	id-ServedCellsToModify,
	id-ServedCellsToDelete,
	id-SRVCCOperationPossible,
	id-TargetCell-ID,
	id-TargeteNBtoSource-eNBTransparentContainer,
	id-TimeToWait,
	id-TraceActivation,
	id-UE-ContextInformation,
	id-UE-HistoryInformation,
	id-UE-X2AP-ID,
	id-Measurement-ID,
	id-ReportCharacteristics,
	id-ENB1-Measurement-ID,
	id-ENB2-Measurement-ID,
	id-ENB1-Cell-ID,
	id-ENB2-Cell-ID,
	id-ENB2-Proposed-Mobility-Parameters,
	id-ENB1-Mobility-Parameters,
	id-ENB2-Mobility-Parameters-Modification-Range,
	id-FailureCellPCI,
	id-Re-establishmentCellECGI,
	id-FailureCellCRNTI,
	id-ShortMAC-I,
	id-SourceCellECGI,
	id-FailureCellECGI,
	id-HandoverReportType,
	id-UE-RLF-Report-Container,
	id-PartialSuccessIndicator,
	id-MeasurementInitiationResult-List,
	id-MeasurementInitiationResult-Item,
	id-MeasurementFailureCause-Item,
	id-CompleteFailureCauseInformation-List,
	id-CompleteFailureCauseInformation-Item,
	id-CSGMembershipStatus,
	id-CSG-Id,
	id-MDTConfiguration,
	id-ManagementBasedMDTallowed,
	id-ABS-Status,
	id-RRCConnSetupIndicator,
	id-RRCConnReestabIndicator,
	id-TargetCellInUTRAN,
	id-MobilityInformation,
	id-SourceCellCRNTI,
	id-ManagementBasedMDTPLMNList,
	id-ReceiveStatusOfULPDCPSDUsExtended,
	id-ULCOUNTValueExtended,
	id-DLCOUNTValueExtended,
	id-IntendedULDLConfiguration,
	id-ExtendedULInterferenceOverloadInfo,
	id-RNL-Header,
	id-x2APMessage,
	id-UE-HistoryInformationFromTheUE,
	id-ExpectedUEBehaviour,
	id-MeNB-UE-X2AP-ID,
	id-SeNB-UE-X2AP-ID,
	id-UE-SecurityCapabilities,
	id-SeNBSecurityKey,
	id-SeNBUEAggregateMaximumBitRate,
	id-ServingPLMN,
	id-E-RABs-ToBeAdded-List,
	id-E-RABs-ToBeAdded-Item,
	id-MeNBtoSeNBContainer,
	id-E-RABs-Admitted-ToBeAdded-List,
	id-E-RABs-Admitted-ToBeAdded-Item,
	id-SeNBtoMeNBContainer,
	id-ResponseInformationSeNBReconfComp,
	id-UE-ContextInformationSeNBModReq,
	id-E-RABs-ToBeAdded-ModReqItem,
	id-E-RABs-ToBeModified-ModReqItem,
	id-E-RABs-ToBeReleased-ModReqItem,
	id-E-RABs-Admitted-ToBeAdded-ModAckList,
	id-E-RABs-Admitted-ToBeModified-ModAckList,
	id-E-RABs-Admitted-ToBeReleased-ModAckList,
	id-E-RABs-Admitted-ToBeAdded-ModAckItem,
	id-E-RABs-Admitted-ToBeModified-ModAckItem,
	id-E-RABs-Admitted-ToBeReleased-ModAckItem,
	id-SCGChangeIndication,
	id-E-RABs-ToBeReleased-ModReqd,
	id-E-RABs-ToBeReleased-ModReqdItem,
	id-E-RABs-ToBeReleased-List-RelReq,
	id-E-RABs-ToBeReleased-RelReqItem,
	id-E-RABs-ToBeReleased-List-RelConf,
	id-E-RABs-ToBeReleased-RelConfItem,
	id-E-RABs-SubjectToCounterCheck-List,
	id-E-RABs-SubjectToCounterCheckItem,
	id-CoMPInformation,
	id-ReportingPeriodicityRSRPMR,
	id-RSRPMRList,
	id-UE-RLF-Report-Container-for-extended-bands,
	id-ProSeAuthorized,
	id-CoverageModificationList,
	id-ReportingPeriodicityCSIR,
	id-CSIReportList,
	id-ReceiveStatusOfULPDCPSDUsPDCP-SNlength18,
	id-ULCOUNTValuePDCP-SNlength18,
	id-DLCOUNTValuePDCP-SNlength18,
	id-LHN-ID,
	id-Correlation-ID,
	id-SIPTO-Correlation-ID,
	id-UE-ContextReferenceAtSeNB,
	id-UE-ContextReferenceAtWT,
	id-UE-ContextKeptIndicator,
	id-UEs-ToBeReset,
	id-UEs-Admitted-ToBeReset,
	id-WT-UE-ContextKeptIndicator,
	id-New-eNB-UE-X2AP-ID-Extension,
	id-Old-eNB-UE-X2AP-ID-Extension,
	id-MeNB-UE-X2AP-ID-Extension,
	id-SeNB-UE-X2AP-ID-Extension,
	id-SIPTO-BearerDeactivationIndication,
	id-Tunnel-Information-for-BBF,
	id-SIPTO-L-GW-TransportLayerAddress,
	id-GW-TransportLayerAddress,
	id-X2RemovalThreshold,
	id-CellReportingIndicator,
	id-V2XServicesAuthorized,
	id-resumeID,
	id-UE-ContextInformationRetrieve,
	id-E-RABs-ToBeSetupRetrieve-Item,
	id-NewEUTRANCellIdentifier,
	id-MakeBeforeBreakIndicator,
	id-UESidelinkAggregateMaximumBitRate,
	id-uL-GTPtunnelEndpoint,
	id-SgNBSecurityKey,
	id-SgNBUEAggregateMaximumBitRate,
	id-E-RABs-ToBeAdded-SgNBAddReqList,
	id-MeNBtoSgNBContainer,
	id-SgNB-UE-X2AP-ID,
	id-RequestedSplitSRBs,
	id-E-RABs-ToBeAdded-SgNBAddReq-Item,
	id-E-RABs-Admitted-ToBeAdded-SgNBAddReqAckList,
	id-SgNBtoMeNBContainer,
	id-AdmittedSplitSRBs,
	id-E-RABs-Admitted-ToBeAdded-SgNBAddReqAck-Item,
	id-ResponseInformationSgNBReconfComp,
	id-UE-ContextInformation-SgNBModReq,
	id-E-RABs-ToBeAdded-SgNBModReq-Item,
	id-E-RABs-ToBeModified-SgNBModReq-Item,
	id-E-RABs-ToBeReleased-SgNBModReq-Item,
	id-E-RABs-Admitted-ToBeAdded-SgNBModAckList,
	id-E-RABs-Admitted-ToBeModified-SgNBModAckList,
	id-E-RABs-Admitted-ToBeReleased-SgNBModAckList,
	id-E-RABs-Admitted-ToBeAdded-SgNBModAck-Item,
	id-E-RABs-Admitted-ToBeModified-SgNBModAck-Item,
	id-E-RABs-Admitted-ToBeReleased-SgNBModAck-Item,
	id-E-RABs-Admitted-ToBeReleased-SgNBRelReqAckList,
	id-E-RABs-Admitted-ToBeReleased-SgNBRelReqAck-Item,
	id-E-RABs-ToBeReleased-SgNBModReqdList,
	id-E-RABs-ToBeModified-SgNBModReqdList,
	id-E-RABs-ToBeReleased-SgNBModReqd-Item,
	id-E-RABs-ToBeModified-SgNBModReqd-Item,
	id-E-RABs-ToBeReleased-SgNBChaConfList,
	id-E-RABs-ToBeReleased-SgNBChaConf-Item,
	id-E-RABs-ToBeReleased-SgNBRelReqList,
	id-E-RABs-ToBeReleased-SgNBRelReq-Item,
	id-E-RABs-ToBeReleased-SgNBRelConfList,
	id-E-RABs-ToBeReleased-SgNBRelConf-Item,
	id-E-RABs-ToBeReleased-SgNBRelReqdList,
	id-E-RABs-ToBeReleased-SgNBRelReqd-Item,
	id-E-RABs-SubjectToSgNBCounterCheck-List,
	id-E-RABs-SubjectToSgNBCounterCheck-Item,
	id-Target-SgNB-ID,
	id-RRCContainer,
	id-SRBType,
	id-HandoverRestrictionList,
	id-SCGConfigurationQuery,
	id-SplitSRB,
	id-NRUeReport,
	id-InitiatingNodeType-EndcX2Setup,
	id-InitiatingNodeType-EndcConfigUpdate,
	id-RespondingNodeType-EndcX2Setup,
	id-RespondingNodeType-EndcConfigUpdate,
	id-NRUESecurityCapabilities,
	id-PDCPChangeIndication,
	id-ServedEUTRAcellsENDCX2ManagementList,
	id-ServedEUTRAcellsToModifyListENDCConfUpd,
	id-ServedEUTRAcellsToDeleteListENDCConfUpd,
	id-ServedNRcellsToModifyListENDCConfUpd,
	id-ServedNRcellsToDeleteListENDCConfUpd,
	id-CellAssistanceInformation,
	id-Globalen-gNB-ID,
	id-ServedNRcellsENDCX2ManagementList,
	id-Old-SgNB-UE-X2AP-ID,
	id-UE-ContextReferenceAtSgNB,
	id-SecondaryRATUsageReportList,
	id-ActivationID,
	id-ServedNRCellsToActivate,
	id-ActivatedNRCellList,
	id-MeNBResourceCoordinationInformation,
	id-SgNBResourceCoordinationInformation,
	id-UEAppLayerMeasConfig,
	id-SelectedPLMN,
	id-SubscriberProfileIDforRFP,
	id-InitiatingNodeType-EutranrCellResourceCoordination,
	id-RespondingNodeType-EutranrCellResourceCoordination,
	id-DataTrafficResourceIndication,
	id-SpectrumSharingGroupID,
	id-ListofEUTRACellsinEUTRACoordinationReq,
	id-ListofEUTRACellsinEUTRACoordinationResp,
	id-ListofEUTRACellsinNRCoordinationReq,
	id-ListofNRCellsinNRCoordinationReq,
	id-ListofNRCellsinNRCoordinationResp,
	id-RRCConfigIndication,
	id-SGNB-Addition-Trigger-Ind,
	id-RequestedSplitSRBsrelease,
	id-AdmittedSplitSRBsrelease,
	id-E-RABs-AdmittedToBeModified-SgNBModConfList,
	id-E-RABs-AdmittedToBeModified-SgNBModConf-Item,
	id-UEContextLevelUserPlaneActivity,
	id-ERABActivityNotifyItemList,
	id-MeNBCell-ID,
	id-InitiatingNodeType-EndcX2Removal,
	id-RespondingNodeType-EndcX2Removal,
	id-uLpDCPSnLength,
	id-dL-Forwarding,
	id-E-RABs-DataForwardingAddress-List,
	id-E-RABs-DataForwardingAddress-Item,
	id-Subscription-Based-UE-DifferentiationInfo,
	id-RLCMode-transferred,
	id-dLPDCPSnLength,
	id-secondarysgNBDLGTPTEIDatPDCP,
	id-secondarymeNBULGTPTEIDatPDCP,
	id-lCID,
	id-duplicationActivation,
	id-GNBOverloadInformation,
	id-new-drb-ID-req,
	id-NRNeighbourInfoToModify,
	id-DesiredActNotificationLevel,
	id-LocationInformationSgNB,
	id-LocationInformationSgNBReporting,
	id-endcSONConfigurationTransfer,
	id-EUTRANTraceID,
	id-additionalPLMNs-Item,
	id-InterfaceInstanceIndication,
	id-BPLMN-ID-Info-NR,
	id-SNtriggered,
	id-EPCHandoverRestrictionListContainer,
	id-ERABs-transferred-to-MeNB,
	id-AdditionalRRMPriorityIndex,
	id-LowerLayerPresenceStatusChange,
	id-FastMCGRecovery-SN-to-MN,
	id-FastMCGRecovery-MN-to-SN,
	id-RequestedFastMCGRecoveryViaSRB3,
	id-AvailableFastMCGRecoveryViaSRB3,
	id-RequestedFastMCGRecoveryViaSRB3Release,
	id-ReleaseFastMCGRecoveryViaSRB3,
	id-PartialListIndicator,
	id-MaximumCellListSize,
	id-MessageOversizeNotification,
	id-CellandCapacityAssistInfo,
	id-TNLConfigurationInfo,
	id-TNLA-To-Add-List,
	id-TNLA-To-Update-List,
	id-TNLA-To-Remove-List,
	id-TNLA-Setup-List,
	id-TNLA-Failed-To-Setup-List,
	id-UEContextReferenceatSourceNGRAN,
	id-CHOinformation-REQ,
	id-CHOinformation-ACK,
	id-CHOinformation-AddReq,
	id-CHOinformation-ModReq,
	id-DAPSRequestInfo,
	id-RequestedTargetCellID,
	id-CandidateCellsToBeCancelledList,
	id-DAPSResponseInfo,
	id-ProcedureStage,
	id-CHO-DC-EarlyDataForwarding,
	id-CHO-DC-Indicator,
	id-Ethernet-Type,
	id-NRV2XServicesAuthorized,
	id-NRUESidelinkAggregateMaximumBitRate,
	id-PC5QoSParameters,
	id-TargetCellInNGRAN,
	id-E-UTRAN-Node1-Measurement-ID,
	id-E-UTRAN-Node2-Measurement-ID,
	id-TDDULDLConfigurationCommonNR,
	id-CarrierList,
	id-ULCarrierList,
	id-SSB-PositionsInBurst,
	id-NRCellPRACHConfig,
	id-NBIoT-RLF-Report-Container,
	id-MDTConfigurationNR,
	id-PrivacyIndicator,
	id-TraceCollectionEntityIPAddress,
	id-UERadioCapabilityID,
	id-CSI-RSTransmissionIndication,
	id-DLCarrierList,
	id-IABNodeIndication,
	id-F1CTrafficContainer,
	id-IntendedTDD-DL-ULConfiguration-NR,
	id-UERadioCapability,
	id-SFN-Offset,
	id-DirectForwardingPathAvailability,
	id-sourceNG-RAN-node-id,
	id-SourceDLForwardingIPAddress,
	id-SourceNodeDLForwardingIPAddress,
	id-NRRACHReportInformation,
	id-SCG-UE-HistoryInformation,
	id-PSCellHistoryInformationRetrieve,
	id-MeasurementResultforNRCellsPossiblyAggregated,
	id-PSCellChangeHistory,
	id-SCGActivationStatus,
	id-SCGActivationRequest,
	id-CPAinformation-REQ,
	id-CPAinformation-REQ-ACK,
	id-CPAinformation-MOD,
	id-CPAinformation-MOD-ACK,
	id-CPACinformation-REQD,
	id-CPCinformation-REQD,
	id-CPCinformation-CONF,
	id-CPCinformation-NOTIFY,
	id-CPCupdate-MOD,
	id-Additional-Measurement-Timing-Configuration-List,
	id-ServedCellSpecificInfoReq-NR,
	id-SecurityIndication,
	id-SecurityResult,
	id-SCGreconfigNotification,
	id-AdditionalListofForwardingGTPTunnelEndpoint,
	maxCellineNB,
	maxnoofBearers,
	maxnoofPDCP-SN,
	maxFailedMeasObjects,
	maxnoofCellIDforMDT,
	maxnoofTAforMDT,
	maxCellinengNB,
	maxnoofCellIDforQMC,
	maxnoofTAforQMC,
	maxnoofPLMNforQMC,
	maxnoofProtectedResourcePatterns,
	maxnoNRcellsSpectrumSharingWithE-UTRA,
	maxnoofNrCellBands,
	maxnoofSSBAreas

FROM X2AP-Constants;

-- **************************************************************
--
-- HANDOVER REQUEST
--
-- **************************************************************

HandoverRequest ::= SEQUENCE {
	protocolIEs			ProtocolIE-Container	{{HandoverRequest-IEs}},
	...
}

HandoverRequest-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-Old-eNB-UE-X2AP-ID							CRITICALITY reject	TYPE UE-X2AP-ID												PRESENCE mandatory}|
	{ ID id-Cause										CRITICALITY ignore	TYPE Cause													PRESENCE mandatory}|
	{ ID id-TargetCell-ID								CRITICALITY reject	TYPE ECGI													PRESENCE mandatory}|
	{ ID id-GUMMEI-ID									CRITICALITY reject	TYPE GUMMEI													PRESENCE mandatory}|
	{ ID id-UE-ContextInformation						CRITICALITY reject	TYPE UE-ContextInformation								PRESENCE mandatory}|
	{ ID id-UE-HistoryInformation						CRITICALITY ignore	TYPE UE-HistoryInformation								PRESENCE mandatory}|
	{ ID id-TraceActivation								CRITICALITY ignore	TYPE TraceActivation										PRESENCE optional}|
	{ ID id-SRVCCOperationPossible						CRITICALITY ignore	TYPE SRVCCOperationPossible								PRESENCE optional}|
	{ ID id-CSGMembershipStatus							CRITICALITY reject	TYPE CSGMembershipStatus									PRESENCE optional}|
	{ ID id-MobilityInformation							CRITICALITY ignore	TYPE MobilityInformation									PRESENCE optional}|
	{ ID id-Masked-IMEISV								CRITICALITY ignore	TYPE Masked-IMEISV											PRESENCE optional}|
	{ ID id-UE-HistoryInformationFromTheUE				CRITICALITY ignore	TYPE UE-HistoryInformationFromTheUE					PRESENCE optional}|
	{ ID id-ExpectedUEBehaviour							CRITICALITY ignore	TYPE ExpectedUEBehaviour									PRESENCE optional}|
	{ ID id-ProSeAuthorized								CRITICALITY ignore	TYPE ProSeAuthorized										PRESENCE optional}|
	{ ID id-UE-ContextReferenceAtSeNB					CRITICALITY ignore	TYPE UE-ContextReferenceAtSeNB							PRESENCE optional}|
	{ ID id-Old-eNB-UE-X2AP-ID-Extension				CRITICALITY reject	TYPE UE-X2AP-ID-Extension								PRESENCE optional}|
	{ ID id-V2XServicesAuthorized						CRITICALITY ignore	TYPE V2XServicesAuthorized								PRESENCE optional}|
	{ ID id-UE-ContextReferenceAtWT						CRITICALITY ignore	TYPE UE-ContextReferenceAtWT							PRESENCE optional}|
	{ ID id-NRUESecurityCapabilities						CRITICALITY ignore	TYPE NRUESecurityCapabilities							PRESENCE optional}|
	{ ID id-UE-ContextReferenceAtSgNB					CRITICALITY ignore	TYPE UE-ContextReferenceAtSgNB							PRESENCE optional}|
	{ ID id-AerialUEsubscriptionInformation				CRITICALITY ignore	TYPE AerialUEsubscriptionInformation					PRESENCE optional}|
	{ ID id-Subscription-Based-UE-DifferentiationInfo	CRITICALITY ignore	TYPE Subscription-Based-UE-DifferentiationInfo	PRESENCE optional}|
	{ ID id-CHOinformation-REQ							CRITICALITY ignore	TYPE CHOinformation-REQ									PRESENCE optional}|
	{ ID id-NRV2XServicesAuthorized						CRITICALITY ignore	TYPE NRV2XServicesAuthorized							PRESENCE optional}|
	{ ID id-PC5QoSParameters							CRITICALITY ignore	TYPE PC5QoSParameters										PRESENCE optional }|
	{ ID id-IABNodeIndication							CRITICALITY reject	TYPE IABNodeIndication									PRESENCE optional},
	...
}

UE-ContextInformation ::= SEQUENCE {
	mME-UE-S1AP-ID						UE-S1AP-ID,
	uESecurityCapabilities				UESecurityCapabilities,
	aS-SecurityInformation				AS-SecurityInformation,
	uEaggregateMaximumBitRate			UEAggregateMaximumBitRate,
	subscriberProfileIDforRFP			SubscriberProfileIDforRFP		OPTIONAL,
	e-RABs-ToBeSetup-List				E-RABs-ToBeSetup-List,
	rRC-Context							RRC-Context,
	handoverRestrictionList				HandoverRestrictionList		OPTIONAL,
	locationReportingInformation		LocationReportingInformation	OPTIONAL,
	iE-Extensions						ProtocolExtensionContainer { {UE-ContextInformation-ExtIEs} } OPTIONAL,
	...
}

UE-ContextInformation-ExtIEs X2AP-PROTOCOL-EXTENSION ::= {
{ ID id-ManagementBasedMDTallowed			CRITICALITY ignore	EXTENSION ManagementBasedMDTallowed					PRESENCE optional }|
{ ID id-ManagementBasedMDTPLMNList			CRITICALITY ignore	EXTENSION MDTPLMNList									PRESENCE optional }|
{ ID id-UESidelinkAggregateMaximumBitRate	CRITICALITY ignore	EXTENSION UESidelinkAggregateMaximumBitRate		PRESENCE optional }|
{ ID id-EPCHandoverRestrictionListContainer CRITICALITY ignore	EXTENSION EPCHandoverRestrictionListContainer		PRESENCE optional }|
{ ID id-AdditionalRRMPriorityIndex			CRITICALITY ignore	EXTENSION AdditionalRRMPriorityIndex					PRESENCE optional}|
{ ID id-NRUESidelinkAggregateMaximumBitRate	CRITICALITY ignore	EXTENSION NRUESidelinkAggregateMaximumBitRate		PRESENCE optional}|
{ ID id-UERadioCapabilityID					CRITICALITY reject	EXTENSION UERadioCapabilityID							PRESENCE optional }|
{ ID id-IMSvoiceEPSfallbackfrom5G					CRITICALITY ignore	EXTENSION IMSvoiceEPSfallbackfrom5G							PRESENCE optional},
	...
}

E-RABs-ToBeSetup-List ::= SEQUENCE (SIZE(1..maxnoofBearers)) OF ProtocolIE-Single-Container { {E-RABs-ToBeSetup-ItemIEs} }

E-RABs-ToBeSetup-ItemIEs 	X2AP-PROTOCOL-IES ::= {
	{ ID id-E-RABs-ToBeSetup-Item	 CRITICALITY ignore 	TYPE E-RABs-ToBeSetup-Item 	PRESENCE mandatory },
	...
}

E-RABs-ToBeSetup-Item ::= SEQUENCE {
	e-RAB-ID					E-RAB-ID,
	e-RAB-Level-QoS-Parameters		E-RAB-Level-QoS-Parameters,
	dL-Forwarding					DL-Forwarding													OPTIONAL,
	uL-GTPtunnelEndpoint			GTPtunnelEndpoint,
	iE-Extensions					ProtocolExtensionContainer { {E-RABs-ToBeSetup-ItemExtIEs} } OPTIONAL,
	...
}

E-RABs-ToBeSetup-ItemExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	{ ID id-BearerType		CRITICALITY reject	EXTENSION BearerType		PRESENCE optional}|
	{ ID id-DAPSRequestInfo		CRITICALITY ignore	EXTENSION DAPSRequestInfo			PRESENCE optional}|
	{ ID id-Ethernet-Type	CRITICALITY ignore	EXTENSION Ethernet-Type		PRESENCE optional}|
	{ ID id-SourceDLForwardingIPAddress			CRITICALITY ignore	EXTENSION TransportLayerAddress		PRESENCE optional}|
	{ ID id-SecurityIndication	CRITICALITY reject	EXTENSION SecurityIndication				PRESENCE optional},
	...
}

MobilityInformation ::= BIT STRING (SIZE(32))

SourceDLForwardingIPAddress ::= BIT STRING (SIZE(1..160, ...))


UE-ContextReferenceAtSeNB ::= SEQUENCE {
	source-GlobalSeNB-ID		GlobalENB-ID,
	seNB-UE-X2AP-ID				UE-X2AP-ID,
	seNB-UE-X2AP-ID-Extension	UE-X2AP-ID-Extension,
	iE-Extensions				ProtocolExtensionContainer { {UE-ContextReferenceAtSeNB-ItemExtIEs} } OPTIONAL,
	...
}

UE-ContextReferenceAtSeNB-ItemExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	...
}

UE-ContextReferenceAtWT ::= SEQUENCE {
	wTID					WTID,
	wT-UE-XwAP-ID			WT-UE-XwAP-ID,
	iE-Extensions			ProtocolExtensionContainer { {UE-ContextReferenceAtWT-ItemExtIEs} } OPTIONAL,
	...
}

UE-ContextReferenceAtWT-ItemExtIEs	X2AP-PROTOCOL-EXTENSION ::= {
	...
}

UE-ContextReferenceAtSgNB ::= SEQUENCE {
	source-GlobalSgNB-ID			GlobalGNB-ID,
	sgNB-UE-X2AP-ID				SgNB-UE-X2AP-ID,
	iE-Extensions				ProtocolExtensionContainer { {UE-ContextReferenceAtSgNB-ItemExtIEs} } OPTIONAL,
	...
}

UE-ContextReferenceAtSgNB-ItemExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	...
}

-- **************************************************************
--
-- HANDOVER REQUEST ACKNOWLEDGE
--
-- **************************************************************

HandoverRequestAcknowledge ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{HandoverRequestAcknowledge-IEs}},
	...
}

HandoverRequestAcknowledge-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-Old-eNB-UE-X2AP-ID							CRITICALITY ignore	TYPE UE-X2AP-ID		PRESENCE mandatory}|
	{ ID id-New-eNB-UE-X2AP-ID							CRITICALITY ignore	TYPE UE-X2AP-ID		PRESENCE mandatory}|
	{ ID id-E-RABs-Admitted-List						CRITICALITY ignore	TYPE E-RABs-Admitted-List	PRESENCE mandatory}|
	{ ID id-E-RABs-NotAdmitted-List						CRITICALITY ignore	TYPE E-RAB-List		PRESENCE optional}|
	{ ID id-TargeteNBtoSource-eNBTransparentContainer	CRITICALITY ignore	TYPE TargeteNBtoSource-eNBTransparentContainer	PRESENCE mandatory}|
	{ ID id-CriticalityDiagnostics						CRITICALITY ignore	TYPE CriticalityDiagnostics	PRESENCE optional}|
	{ ID id-UE-ContextKeptIndicator						CRITICALITY ignore	TYPE UE-ContextKeptIndicator	PRESENCE optional}|
	{ ID id-SeNB-UE-X2AP-ID-Extension					CRITICALITY ignore	TYPE UE-X2AP-ID-Extension	PRESENCE optional}-- The id-SeNB-UE-X2AP-ID-Extension shall not be sent and shall be ignored, if received.--|
	{ ID id-Old-eNB-UE-X2AP-ID-Extension				CRITICALITY ignore	TYPE UE-X2AP-ID-Extension	PRESENCE optional}|
	{ ID id-New-eNB-UE-X2AP-ID-Extension				CRITICALITY reject	TYPE UE-X2AP-ID-Extension	PRESENCE optional}|
	{ ID id-WT-UE-ContextKeptIndicator					CRITICALITY ignore	TYPE UE-ContextKeptIndicator	PRESENCE optional}|
	{ ID id-ERABs-transferred-to-MeNB					CRITICALITY ignore	TYPE E-RAB-List			PRESENCE optional}|
	{ ID id-CHOinformation-ACK							CRITICALITY ignore	TYPE CHOinformation-ACK									PRESENCE optional},
	...
}

E-RABs-Admitted-List 		::= SEQUENCE (SIZE (1..maxnoofBearers)) OF ProtocolIE-Single-Container { {E-RABs-Admitted-ItemIEs} }

E-RABs-Admitted-ItemIEs X2AP-PROTOCOL-IES ::= {
	{ ID id-E-RABs-Admitted-Item	CRITICALITY ignore	TYPE E-RABs-Admitted-Item 	PRESENCE mandatory	}
}

E-RABs-Admitted-Item ::= SEQUENCE {
	e-RAB-ID					E-RAB-ID,
	uL-GTP-TunnelEndpoint			GTPtunnelEndpoint	OPTIONAL,
	dL-GTP-TunnelEndpoint			GTPtunnelEndpoint	OPTIONAL,
	iE-Extensions					ProtocolExtensionContainer { {E-RABs-Admitted-Item-ExtIEs} }	OPTIONAL,
	...
}

E-RABs-Admitted-Item-ExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	{ ID id-DAPSResponseInfo				CRITICALITY reject	EXTENSION DAPSResponseInfo			PRESENCE optional},
	...
}

-- **************************************************************
--
-- HANDOVER PREPARATION FAILURE
--
-- **************************************************************

HandoverPreparationFailure ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{HandoverPreparationFailure-IEs}},
	...
}

HandoverPreparationFailure-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-Old-eNB-UE-X2AP-ID				CRITICALITY ignore	TYPE UE-X2AP-ID					PRESENCE mandatory}|
	{ ID id-Cause							CRITICALITY ignore	TYPE Cause						PRESENCE mandatory}|
	{ ID id-CriticalityDiagnostics			CRITICALITY ignore	TYPE CriticalityDiagnostics		PRESENCE optional}|
	{ ID id-Old-eNB-UE-X2AP-ID-Extension	CRITICALITY ignore	TYPE UE-X2AP-ID-Extension		PRESENCE optional}|
	{ ID id-RequestedTargetCellID			CRITICALITY reject	TYPE ECGI						PRESENCE optional},
	...
}

-- **************************************************************
--
-- HANDOVER REPORT
--
-- **************************************************************

HandoverReport ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{HandoverReport-IEs}},
	...
}

HandoverReport-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-HandoverReportType							CRITICALITY ignore	TYPE HandoverReportType									PRESENCE mandatory}|
	{ ID id-Cause										CRITICALITY ignore	TYPE Cause													PRESENCE mandatory}|
	{ ID id-SourceCellECGI								CRITICALITY ignore	TYPE ECGI													PRESENCE mandatory}|
	{ ID id-FailureCellECGI								CRITICALITY ignore	TYPE ECGI													PRESENCE mandatory}|
	{ ID id-Re-establishmentCellECGI					CRITICALITY ignore	TYPE ECGI													PRESENCE conditional} -- The IE shall be present if the Handover Report Type IE is set to “HO to Wrong Cell” -- |
	{ ID id-TargetCellInUTRAN							CRITICALITY ignore	TYPE TargetCellInUTRAN									PRESENCE conditional} -- The IE shall be present if the Handover Report Type IE is set to "InterRAT ping-pong" --|
	{ ID id-SourceCellCRNTI								CRITICALITY ignore	TYPE CRNTI													PRESENCE optional}|
	{ ID id-MobilityInformation							CRITICALITY ignore	TYPE MobilityInformation									PRESENCE optional}|
	{ ID id-UE-RLF-Report-Container						CRITICALITY ignore	TYPE UE-RLF-Report-Container							PRESENCE optional}|
	{ ID id-UE-RLF-Report-Container-for-extended-bands	CRITICALITY ignore	TYPE UE-RLF-Report-Container-for-extended-bands	PRESENCE optional}|
	{ ID id-TargetCellInNGRAN							CRITICALITY ignore	TYPE TargetCellInNGRAN									PRESENCE conditional} -- The IE shall be present if the Handover Report Type IE is set to "interSystemPingpong" --,
	...
}

-- **************************************************************
--
-- EARLY STATUS TRANSFER
--
-- **************************************************************

EarlyStatusTransfer ::= SEQUENCE {
	protocolIEs			ProtocolIE-Container	{{ EarlyStatusTransfer-IEs}},
	...
}

EarlyStatusTransfer-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-Old-eNB-UE-X2AP-ID					CRITICALITY reject		TYPE UE-X2AP-ID									PRESENCE mandatory}|
	{ ID id-New-eNB-UE-X2AP-ID					CRITICALITY reject		TYPE UE-X2AP-ID									PRESENCE mandatory}|
	{ ID id-Old-eNB-UE-X2AP-ID-Extension		CRITICALITY reject		TYPE UE-X2AP-ID-Extension						PRESENCE optional}|
	{ ID id-New-eNB-UE-X2AP-ID-Extension		CRITICALITY reject		TYPE UE-X2AP-ID-Extension						PRESENCE optional}|
	{ ID id-ProcedureStage						CRITICALITY reject		TYPE ProcedureStageChoice						PRESENCE mandatory}|
	{ ID id-SgNB-UE-X2AP-ID						CRITICALITY ignore		TYPE SgNB-UE-X2AP-ID							PRESENCE optional},
	...
}

ProcedureStageChoice ::= CHOICE {
	first-dl-count						FirstDLCount,
	dl-discarding						DLDiscarding,
	choice-extension					ProtocolIE-Single-Container { {ProcedureStageChoice-ExtIEs} }
}

ProcedureStageChoice-ExtIEs X2AP-PROTOCOL-IES ::= {
	...
}

FirstDLCount ::= SEQUENCE {
	e-RABsSubjectToEarlyStatusTransfer		E-RABsSubjectToEarlyStatusTransfer-List,
	iE-Extension								ProtocolExtensionContainer { {FirstDLCount-ExtIEs} }	OPTIONAL,
	...
}

FirstDLCount-ExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	...
}

DLDiscarding ::= SEQUENCE {
	e-RABsSubjectToDLDiscarding-List			E-RABsSubjectToDLDiscarding-List,
	iE-Extension								ProtocolExtensionContainer { {DLDiscarding-ExtIEs} }	OPTIONAL,
	...
}

DLDiscarding-ExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	...
}
-- **************************************************************
--
-- SN STATUS TRANSFER
--
-- **************************************************************

SNStatusTransfer ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{SNStatusTransfer-IEs}},
	...
}

SNStatusTransfer-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-Old-eNB-UE-X2AP-ID						CRITICALITY reject	TYPE UE-X2AP-ID										PRESENCE mandatory}|
	{ ID id-New-eNB-UE-X2AP-ID						CRITICALITY reject	TYPE UE-X2AP-ID										PRESENCE mandatory}|
	{ ID id-E-RABs-SubjectToStatusTransfer-List		CRITICALITY ignore	TYPE E-RABs-SubjectToStatusTransfer-List		PRESENCE mandatory}|
	{ ID id-Old-eNB-UE-X2AP-ID-Extension			CRITICALITY reject	TYPE UE-X2AP-ID-Extension							PRESENCE optional}|
	{ ID id-New-eNB-UE-X2AP-ID-Extension			CRITICALITY reject	TYPE UE-X2AP-ID-Extension							PRESENCE optional}|
	{ ID id-SgNB-UE-X2AP-ID							CRITICALITY ignore	TYPE SgNB-UE-X2AP-ID									PRESENCE optional},
	...
}

E-RABs-SubjectToStatusTransfer-List	::= SEQUENCE (SIZE (1..maxnoofBearers)) OF ProtocolIE-Single-Container { {E-RABs-SubjectToStatusTransfer-ItemIEs} }

E-RABs-SubjectToStatusTransfer-ItemIEs X2AP-PROTOCOL-IES ::= {
	{ ID id-E-RABs-SubjectToStatusTransfer-Item	CRITICALITY ignore	TYPE E-RABs-SubjectToStatusTransfer-Item 	PRESENCE mandatory	}
}

E-RABs-SubjectToStatusTransfer-Item ::= SEQUENCE {
	e-RAB-ID								E-RAB-ID,

	receiveStatusofULPDCPSDUs				ReceiveStatusofULPDCPSDUs			OPTIONAL,
	uL-COUNTvalue					COUNTvalue,
	dL-COUNTvalue					COUNTvalue,
	iE-Extensions							ProtocolExtensionContainer { {E-RABs-SubjectToStatusTransfer-ItemExtIEs} } OPTIONAL,
	...
}

E-RABs-SubjectToStatusTransfer-ItemExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	{ ID id-ReceiveStatusOfULPDCPSDUsExtended			CRITICALITY ignore	EXTENSION ReceiveStatusOfULPDCPSDUsExtended			PRESENCE optional}|
	{ ID id-ULCOUNTValueExtended						CRITICALITY ignore	EXTENSION COUNTValueExtended								PRESENCE optional}|
	{ ID id-DLCOUNTValueExtended						CRITICALITY ignore	EXTENSION COUNTValueExtended								PRESENCE optional}|
	{ ID id-ReceiveStatusOfULPDCPSDUsPDCP-SNlength18	CRITICALITY ignore	EXTENSION ReceiveStatusOfULPDCPSDUsPDCP-SNlength18	PRESENCE optional}|
	{ ID id-ULCOUNTValuePDCP-SNlength18					CRITICALITY ignore	EXTENSION COUNTvaluePDCP-SNlength18						PRESENCE optional}|
	{ ID id-DLCOUNTValuePDCP-SNlength18					CRITICALITY ignore	EXTENSION COUNTvaluePDCP-SNlength18						PRESENCE optional},
	...
}

-- **************************************************************
--
-- UE CONTEXT RELEASE
--
-- **************************************************************

UEContextRelease ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{UEContextRelease-IEs}},
	...
}

UEContextRelease-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-Old-eNB-UE-X2AP-ID					CRITICALITY reject	TYPE UE-X2AP-ID									PRESENCE mandatory}|
	{ ID id-New-eNB-UE-X2AP-ID					CRITICALITY reject	TYPE UE-X2AP-ID									PRESENCE mandatory}|
	{ ID id-Old-eNB-UE-X2AP-ID-Extension		CRITICALITY reject	TYPE UE-X2AP-ID-Extension						PRESENCE optional}|
	{ ID id-New-eNB-UE-X2AP-ID-Extension		CRITICALITY reject	TYPE UE-X2AP-ID-Extension						PRESENCE optional}|
	{ ID id-SIPTO-BearerDeactivationIndication	CRITICALITY ignore	TYPE SIPTOBearerDeactivationIndication		PRESENCE optional}|
	{ ID id-SgNB-UE-X2AP-ID						CRITICALITY ignore	TYPE SgNB-UE-X2AP-ID							PRESENCE optional},
	...
}


-- **************************************************************
--
-- HANDOVER CANCEL
--
-- **************************************************************

HandoverCancel ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{HandoverCancel-IEs}},
	...
}

HandoverCancel-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-Old-eNB-UE-X2AP-ID					CRITICALITY reject	TYPE UE-X2AP-ID										PRESENCE mandatory}|
	{ ID id-New-eNB-UE-X2AP-ID					CRITICALITY ignore	TYPE UE-X2AP-ID										PRESENCE optional}|
	{ ID id-Cause								CRITICALITY ignore	TYPE Cause											PRESENCE mandatory}|
	{ ID id-Old-eNB-UE-X2AP-ID-Extension			CRITICALITY reject	TYPE UE-X2AP-ID-Extension							PRESENCE optional}|
	{ ID id-New-eNB-UE-X2AP-ID-Extension			CRITICALITY ignore	TYPE UE-X2AP-ID-Extension							PRESENCE optional}|
	{ ID id-CandidateCellsToBeCancelledList		CRITICALITY reject	TYPE CandidateCellsToBeCancelledList				PRESENCE optional},
	...
}


-- **************************************************************
--
-- HANDOVER SUCCESS
--
-- **************************************************************

HandoverSuccess ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{HandoverSuccess-IEs}},
	...
}

HandoverSuccess-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-Old-eNB-UE-X2AP-ID					CRITICALITY reject TYPE UE-X2AP-ID					PRESENCE mandatory}|
	{ ID id-New-eNB-UE-X2AP-ID					CRITICALITY	reject TYPE UE-X2AP-ID					PRESENCE mandatory}|
	{ ID id-Old-eNB-UE-X2AP-ID-Extension		CRITICALITY ignore	TYPE UE-X2AP-ID-Extension		PRESENCE optional}|
	{ ID id-New-eNB-UE-X2AP-ID-Extension		CRITICALITY ignore	TYPE UE-X2AP-ID-Extension		PRESENCE optional}|
	{ ID id-TargetCell-ID						CRITICALITY reject	TYPE ECGI						PRESENCE mandatory},
	...
}

-- **************************************************************
--
-- CONDITIONAL HANDOVER CANCEL
--
-- **************************************************************

ConditionalHandoverCancel ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{ConditionalHandoverCancel-IEs}},
	...
}

ConditionalHandoverCancel-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-Old-eNB-UE-X2AP-ID					CRITICALITY reject	TYPE UE-X2AP-ID					PRESENCE mandatory}|
	{ ID id-New-eNB-UE-X2AP-ID					CRITICALITY ignore	TYPE UE-X2AP-ID					PRESENCE optional}|
	{ ID id-Cause								CRITICALITY ignore	TYPE Cause						PRESENCE mandatory}|
	{ ID id-Old-eNB-UE-X2AP-ID-Extension		CRITICALITY reject	TYPE UE-X2AP-ID-Extension		PRESENCE optional}|
	{ ID id-New-eNB-UE-X2AP-ID-Extension		CRITICALITY ignore	TYPE UE-X2AP-ID-Extension		PRESENCE optional}|
	{ ID id-CandidateCellsToBeCancelledList		CRITICALITY reject	TYPE CandidateCellsToBeCancelledList			PRESENCE optional},
	...
}

-- **************************************************************
--
-- ERROR INDICATION
--
-- **************************************************************

ErrorIndication ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{ErrorIndication-IEs}},
	...
}

ErrorIndication-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-Old-eNB-UE-X2AP-ID					CRITICALITY ignore	TYPE UE-X2AP-ID							PRESENCE optional}|
	{ ID id-New-eNB-UE-X2AP-ID					CRITICALITY ignore	TYPE UE-X2AP-ID							PRESENCE optional}|
	{ ID id-Cause								CRITICALITY ignore	TYPE Cause								PRESENCE optional}|
	{ ID id-CriticalityDiagnostics				CRITICALITY ignore	TYPE CriticalityDiagnostics				PRESENCE optional}|
	{ ID id-Old-eNB-UE-X2AP-ID-Extension		CRITICALITY ignore	TYPE UE-X2AP-ID-Extension				PRESENCE optional}|
	{ ID id-New-eNB-UE-X2AP-ID-Extension		CRITICALITY ignore	TYPE UE-X2AP-ID-Extension				PRESENCE optional}|
	{ ID id-Old-SgNB-UE-X2AP-ID					CRITICALITY ignore	TYPE SgNB-UE-X2AP-ID					PRESENCE optional}|
	{ ID id-InterfaceInstanceIndication			CRITICALITY reject 	TYPE InterfaceInstanceIndication		PRESENCE optional},
	...
}

-- **************************************************************
--
-- RESET REQUEST
--
-- **************************************************************

ResetRequest ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{ResetRequest-IEs}},
	...
}

ResetRequest-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-Cause							CRITICALITY ignore	TYPE Cause							PRESENCE mandatory}|
	{ ID id-InterfaceInstanceIndication		CRITICALITY reject 	TYPE InterfaceInstanceIndication	PRESENCE optional},
	...
}

-- **************************************************************
--
-- RESET RESPONSE
--
-- **************************************************************

ResetResponse ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{ResetResponse-IEs}},
	...
}

ResetResponse-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-CriticalityDiagnostics			CRITICALITY ignore	TYPE CriticalityDiagnostics			PRESENCE optional }|
	{ ID id-InterfaceInstanceIndication		CRITICALITY reject 	TYPE InterfaceInstanceIndication		PRESENCE optional},
	...
}

-- **************************************************************
--
-- X2 SETUP REQUEST
--
-- **************************************************************

X2SetupRequest ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{X2SetupRequest-IEs}},
	...
}

X2SetupRequest-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-GlobalENB-ID			CRITICALITY reject	TYPE GlobalENB-ID			PRESENCE mandatory}|
	{ ID id-ServedCells				CRITICALITY reject	TYPE ServedCells			PRESENCE mandatory}|
	{ ID id-GUGroupIDList			CRITICALITY reject	TYPE GUGroupIDList			PRESENCE optional}|
	{ ID id-LHN-ID					CRITICALITY ignore	TYPE LHN-ID					PRESENCE optional},
...
}



-- **************************************************************
--
-- X2 SETUP RESPONSE
--
-- **************************************************************

X2SetupResponse ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{X2SetupResponse-IEs}},
	...
}

X2SetupResponse-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-GlobalENB-ID				CRITICALITY reject	TYPE GlobalENB-ID			PRESENCE mandatory}|
	{ ID id-ServedCells					CRITICALITY reject	TYPE ServedCells			PRESENCE mandatory}|
	{ ID id-GUGroupIDList				CRITICALITY reject	TYPE GUGroupIDList			PRESENCE optional}|
	{ ID id-CriticalityDiagnostics		CRITICALITY ignore	TYPE CriticalityDiagnostics	PRESENCE optional}|
	{ ID id-LHN-ID						CRITICALITY ignore	TYPE LHN-ID					PRESENCE optional},
	...
}



-- **************************************************************
--
-- X2 SETUP FAILURE
--
-- **************************************************************

X2SetupFailure ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{X2SetupFailure-IEs}},
	...
}

X2SetupFailure-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-Cause					CRITICALITY ignore		TYPE Cause								PRESENCE mandatory} |
	{ ID id-TimeToWait				CRITICALITY ignore		TYPE TimeToWait							PRESENCE optional} |
	{ ID id-CriticalityDiagnostics	CRITICALITY ignore		TYPE CriticalityDiagnostics				PRESENCE optional },

	...
}



-- **************************************************************
--
-- LOAD INFORMATION
--
-- **************************************************************

LoadInformation ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{LoadInformation-IEs}},
	...
}

LoadInformation-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-CellInformation				CRITICALITY ignore	TYPE CellInformation-List		PRESENCE mandatory} ,
	...
}

CellInformation-List ::= SEQUENCE (SIZE (1..maxCellineNB)) OF ProtocolIE-Single-Container { {CellInformation-ItemIEs} }

CellInformation-ItemIEs X2AP-PROTOCOL-IES ::= {
	{ ID id-CellInformation-Item	CRITICALITY ignore	TYPE CellInformation-Item 	PRESENCE mandatory	}
}

CellInformation-Item ::= SEQUENCE {
	cell-ID							ECGI,
	ul-InterferenceOverloadIndication		UL-InterferenceOverloadIndication		OPTIONAL,
	ul-HighInterferenceIndicationInfo		UL-HighInterferenceIndicationInfo		OPTIONAL,
	relativeNarrowbandTxPower				RelativeNarrowbandTxPower				OPTIONAL,
	iE-Extensions							ProtocolExtensionContainer { {CellInformation-Item-ExtIEs} }	OPTIONAL,
	...
}

CellInformation-Item-ExtIEs X2AP-PROTOCOL-EXTENSION ::= {
{ ID id-ABSInformation						CRITICALITY ignore	EXTENSION ABSInformation							PRESENCE optional }|
{ ID id-InvokeIndication					CRITICALITY ignore	EXTENSION InvokeIndication							PRESENCE optional }|
{ ID id-IntendedULDLConfiguration			CRITICALITY ignore	EXTENSION SubframeAssignment						PRESENCE optional }|
{ ID id-ExtendedULInterferenceOverloadInfo	CRITICALITY ignore	EXTENSION ExtendedULInterferenceOverloadInfo	PRESENCE optional }|
{ ID id-CoMPInformation						CRITICALITY ignore	EXTENSION CoMPInformation							PRESENCE optional }|
{ ID id-DynamicDLTransmissionInformation	CRITICALITY ignore	EXTENSION DynamicDLTransmissionInformation		PRESENCE optional },
	...
}

-- **************************************************************
--
-- ENB CONFIGURATION UPDATE
--
-- **************************************************************

ENBConfigurationUpdate ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{ENBConfigurationUpdate-IEs}},
	...
}

ENBConfigurationUpdate-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-ServedCellsToAdd			CRITICALITY reject	TYPE ServedCells					PRESENCE optional}|
	{ ID id-ServedCellsToModify			CRITICALITY reject	TYPE ServedCellsToModify			PRESENCE optional}|
	{ ID id-ServedCellsToDelete			CRITICALITY reject	TYPE Old-ECGIs						PRESENCE optional}|
	{ ID id-GUGroupIDToAddList			CRITICALITY reject	TYPE GUGroupIDList					PRESENCE optional}|
	{ ID id-GUGroupIDToDeleteList		CRITICALITY reject	TYPE GUGroupIDList					PRESENCE optional}|
	{ ID id-CoverageModificationList	CRITICALITY reject	TYPE CoverageModificationList		PRESENCE optional},
	...
}

ServedCellsToModify::= SEQUENCE (SIZE (1..maxCellineNB)) OF ServedCellsToModify-Item

ServedCellsToModify-Item::= SEQUENCE {
	old-ecgi						ECGI,
	servedCellInfo					ServedCell-Information,
	neighbour-Info					Neighbour-Information			OPTIONAL,
	iE-Extensions					ProtocolExtensionContainer { {ServedCellsToModify-Item-ExtIEs} } OPTIONAL,
	...
}

ServedCellsToModify-Item-ExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	{ ID id-DeactivationIndication			CRITICALITY ignore	EXTENSION DeactivationIndication				PRESENCE optional }|
	{ ID id-NRNeighbourInfoToModify			CRITICALITY ignore	EXTENSION NRNeighbour-Information				PRESENCE optional },
	...
}


Old-ECGIs::= SEQUENCE (SIZE (1..maxCellineNB)) OF ECGI

-- **************************************************************
--
-- ENB CONFIGURATION UPDATE ACKNOWLEDGE
--
-- **************************************************************

ENBConfigurationUpdateAcknowledge ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{ENBConfigurationUpdateAcknowledge-IEs}},
	...
}

ENBConfigurationUpdateAcknowledge-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-CriticalityDiagnostics		CRITICALITY ignore	TYPE CriticalityDiagnostics			PRESENCE optional},
...
}

-- **************************************************************
--
-- ENB CONFIGURATION UPDATE FAIURE
--
-- **************************************************************

ENBConfigurationUpdateFailure ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{ENBConfigurationUpdateFailure-IEs}},
	...
}

ENBConfigurationUpdateFailure-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-Cause						CRITICALITY ignore	TYPE Cause						PRESENCE mandatory}|
	{ ID id-TimeToWait					CRITICALITY ignore	TYPE TimeToWait					PRESENCE optional}|
	{ ID id-CriticalityDiagnostics		CRITICALITY ignore	TYPE CriticalityDiagnostics		PRESENCE optional},
	...
}



-- **************************************************************
--
-- RESOURCE STATUS REQUEST
--
-- **************************************************************

ResourceStatusRequest ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{ResourceStatusRequest-IEs}},
	...
}

ResourceStatusRequest-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-ENB1-Measurement-ID			CRITICALITY reject	TYPE Measurement-ID					PRESENCE mandatory}|
	{ ID id-ENB2-Measurement-ID			CRITICALITY ignore	TYPE Measurement-ID					PRESENCE conditional}|-- The IE shall be present if the Registration Request IE is set to “Stop”, “Partial stop” or to “Add”--
	{ ID id-Registration-Request		CRITICALITY reject	TYPE Registration-Request			PRESENCE mandatory}|
	{ ID id-ReportCharacteristics		CRITICALITY reject	TYPE ReportCharacteristics			PRESENCE optional}|
	{ ID id-CellToReport				CRITICALITY ignore	TYPE CellToReport-List				PRESENCE mandatory}|
	{ ID id-ReportingPeriodicity		CRITICALITY ignore	TYPE ReportingPeriodicity			PRESENCE optional}|
	{ ID id-PartialSuccessIndicator		CRITICALITY ignore	TYPE PartialSuccessIndicator		PRESENCE optional}|
	{ ID id-ReportingPeriodicityRSRPMR	CRITICALITY ignore	TYPE ReportingPeriodicityRSRPMR		PRESENCE optional}|
	{ ID id-ReportingPeriodicityCSIR	CRITICALITY ignore	TYPE ReportingPeriodicityCSIR		PRESENCE optional},
	...
}


CellToReport-List 		::= SEQUENCE (SIZE (1..maxCellineNB)) OF ProtocolIE-Single-Container { {CellToReport-ItemIEs} }

CellToReport-ItemIEs X2AP-PROTOCOL-IES ::= {
	{ ID id-CellToReport-Item	CRITICALITY ignore	TYPE CellToReport-Item 	PRESENCE mandatory}
}

CellToReport-Item ::= SEQUENCE {
	cell-ID									ECGI,
	iE-Extensions							ProtocolExtensionContainer { {CellToReport-Item-ExtIEs} } OPTIONAL,
	...
}

CellToReport-Item-ExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	...
}


ReportingPeriodicity ::= ENUMERATED {
	one-thousand-ms,
	two-thousand-ms,
	five-thousand-ms,
	ten-thousand-ms,
...
}

PartialSuccessIndicator ::= ENUMERATED {
	partial-success-allowed,
...
}

-- **************************************************************
--
-- RESOURCE STATUS RESPONSE
--
-- **************************************************************

ResourceStatusResponse ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{ResourceStatusResponse-IEs}},
	...
}

ResourceStatusResponse-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-ENB1-Measurement-ID					CRITICALITY reject	TYPE Measurement-ID							PRESENCE mandatory}|
	{ ID id-ENB2-Measurement-ID					CRITICALITY reject	TYPE Measurement-ID							PRESENCE mandatory}|
	{ ID id-CriticalityDiagnostics				CRITICALITY ignore	TYPE CriticalityDiagnostics					PRESENCE optional}|
	{ ID id-MeasurementInitiationResult-List	CRITICALITY ignore	TYPE MeasurementInitiationResult-List	PRESENCE optional},
	...
}


MeasurementInitiationResult-List ::= SEQUENCE (SIZE (1..maxCellineNB)) OF ProtocolIE-Single-Container { {MeasurementInitiationResult-ItemIEs} }

MeasurementInitiationResult-ItemIEs X2AP-PROTOCOL-IES ::= {
	{ ID id-MeasurementInitiationResult-Item	CRITICALITY ignore	TYPE MeasurementInitiationResult-Item	PRESENCE mandatory}
}

MeasurementInitiationResult-Item ::= SEQUENCE {
	cell-ID											ECGI,
	measurementFailureCause-List					MeasurementFailureCause-List	OPTIONAL,
	iE-Extensions									ProtocolExtensionContainer { {MeasurementInitiationResult-Item-ExtIEs} }	OPTIONAL,
	...
}

MeasurementInitiationResult-Item-ExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	...
}

MeasurementFailureCause-List ::= SEQUENCE (SIZE (1..maxFailedMeasObjects)) OF ProtocolIE-Single-Container { {MeasurementFailureCause-ItemIEs} }

MeasurementFailureCause-ItemIEs X2AP-PROTOCOL-IES ::= {
	{ ID id-MeasurementFailureCause-Item	CRITICALITY ignore	TYPE MeasurementFailureCause-Item		PRESENCE mandatory}
}

MeasurementFailureCause-Item ::= SEQUENCE {
	measurementFailedReportCharacteristics			ReportCharacteristics,
	cause											Cause,
	iE-Extensions									ProtocolExtensionContainer { {MeasurementFailureCause-Item-ExtIEs} }	OPTIONAL,
	...
}

MeasurementFailureCause-Item-ExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	...
}

-- **************************************************************
--
-- RESOURCE STATUS FAILURE
--
-- **************************************************************

ResourceStatusFailure ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{ResourceStatusFailure-IEs}},
	...
}

ResourceStatusFailure-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-ENB1-Measurement-ID						CRITICALITY reject	TYPE Measurement-ID									PRESENCE mandatory}|
	{ ID id-ENB2-Measurement-ID						CRITICALITY reject	TYPE Measurement-ID									PRESENCE mandatory}|
	{ ID id-Cause									CRITICALITY ignore	TYPE Cause											PRESENCE mandatory}|
	{ ID id-CriticalityDiagnostics					CRITICALITY ignore	TYPE CriticalityDiagnostics						PRESENCE optional}|
	{ ID id-CompleteFailureCauseInformation-List	CRITICALITY ignore	TYPE CompleteFailureCauseInformation-List	PRESENCE optional},
	...
}

CompleteFailureCauseInformation-List ::= SEQUENCE (SIZE (1..maxCellineNB)) OF ProtocolIE-Single-Container { {CompleteFailureCauseInformation-ItemIEs} }

CompleteFailureCauseInformation-ItemIEs X2AP-PROTOCOL-IES ::= {
	{ ID id-CompleteFailureCauseInformation-Item	CRITICALITY ignore	TYPE CompleteFailureCauseInformation-Item	PRESENCE mandatory}
}

CompleteFailureCauseInformation-Item ::= SEQUENCE {
	cell-ID											ECGI,
	measurementFailureCause-List					MeasurementFailureCause-List,
	iE-Extensions									ProtocolExtensionContainer { {CompleteFailureCauseInformation-Item-ExtIEs} }	OPTIONAL,
	...
}

CompleteFailureCauseInformation-Item-ExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	...
}

-- **************************************************************
--
-- RESOURCE STATUS UPDATE
--
-- **************************************************************

ResourceStatusUpdate ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{ResourceStatusUpdate-IEs}},
	...
}

ResourceStatusUpdate-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-ENB1-Measurement-ID		CRITICALITY reject	TYPE Measurement-ID					PRESENCE mandatory}|
	{ ID id-ENB2-Measurement-ID		CRITICALITY reject	TYPE Measurement-ID					PRESENCE mandatory}|
	{ ID id-CellMeasurementResult	CRITICALITY ignore	TYPE CellMeasurementResult-List		PRESENCE mandatory},
	...
}

CellMeasurementResult-List ::= SEQUENCE (SIZE (1..maxCellineNB)) OF ProtocolIE-Single-Container { {CellMeasurementResult-ItemIEs} }

CellMeasurementResult-ItemIEs X2AP-PROTOCOL-IES ::= {
	{ ID id-CellMeasurementResult-Item	CRITICALITY ignore	TYPE CellMeasurementResult-Item	PRESENCE mandatory}
}

CellMeasurementResult-Item ::= SEQUENCE {
	cell-ID						ECGI,
	hWLoadIndicator				HWLoadIndicator		OPTIONAL,
	s1TNLLoadIndicator			S1TNLLoadIndicator	OPTIONAL,
	radioResourceStatus			RadioResourceStatus	OPTIONAL,
	iE-Extensions				ProtocolExtensionContainer { {CellMeasurementResult-Item-ExtIEs} }	OPTIONAL,
	...
}

CellMeasurementResult-Item-ExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	{ ID id-CompositeAvailableCapacityGroup	CRITICALITY ignore	EXTENSION CompositeAvailableCapacityGroup		PRESENCE optional}|
	{ ID id-ABS-Status						CRITICALITY ignore	EXTENSION ABS-Status								PRESENCE optional}|
	{ ID id-RSRPMRList						CRITICALITY ignore	EXTENSION RSRPMRList								PRESENCE optional}|
	{ ID id-CSIReportList					CRITICALITY ignore	EXTENSION CSIReportList								PRESENCE optional}|
	{ ID id-CellReportingIndicator			CRITICALITY ignore	EXTENSION CellReportingIndicator					PRESENCE optional}|
	{ ID id-MeasurementResultforNRCellsPossiblyAggregated		CRITICALITY ignore	EXTENSION MeasurementResultforNRCellsPossiblyAggregated				PRESENCE optional},
	...
}


-- **************************************************************
--
-- PRIVATE MESSAGE
--
-- **************************************************************

PrivateMessage ::= SEQUENCE {
	privateIEs		PrivateIE-Container	{{PrivateMessage-IEs}},
	...
}

PrivateMessage-IEs X2AP-PRIVATE-IES ::= {
	...
}

-- **************************************************************
--
-- MOBILITY CHANGE REQUEST
--
-- **************************************************************

MobilityChangeRequest ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{MobilityChangeRequest-IEs}},
	...
}

MobilityChangeRequest-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-ENB1-Cell-ID						CRITICALITY reject	TYPE ECGI											PRESENCE mandatory}|
	{ ID id-ENB2-Cell-ID						CRITICALITY reject	TYPE ECGI											PRESENCE mandatory}|
	{ ID id-ENB1-Mobility-Parameters			CRITICALITY ignore	TYPE MobilityParametersInformation				PRESENCE optional}|
	{ ID id-ENB2-Proposed-Mobility-Parameters	CRITICALITY reject	TYPE MobilityParametersInformation				PRESENCE mandatory}|
	{ ID id-Cause								CRITICALITY reject	TYPE Cause											PRESENCE mandatory},
	...
}

-- **************************************************************
--
-- MOBILITY CHANGE ACKNOWLEDGE
--
-- **************************************************************

MobilityChangeAcknowledge ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{MobilityChangeAcknowledge-IEs}},
	...
}

MobilityChangeAcknowledge-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-ENB1-Cell-ID			CRITICALITY reject	TYPE ECGI							PRESENCE mandatory}|
	{ ID id-ENB2-Cell-ID			CRITICALITY reject	TYPE ECGI							PRESENCE mandatory}|
	{ ID id-CriticalityDiagnostics	CRITICALITY ignore	TYPE CriticalityDiagnostics			PRESENCE optional},
	...
}


-- **************************************************************
--
-- MOBILITY CHANGE FAILURE
--
-- **************************************************************

MobilityChangeFailure ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{MobilityChangeFailure-IEs}},
	...
}

MobilityChangeFailure-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-ENB1-Cell-ID									CRITICALITY ignore	TYPE ECGI												PRESENCE mandatory}|
	{ ID id-ENB2-Cell-ID									CRITICALITY ignore	TYPE ECGI												PRESENCE mandatory}|
	{ ID id-Cause											CRITICALITY ignore	TYPE Cause												PRESENCE mandatory}|
	{ ID id-ENB2-Mobility-Parameters-Modification-Range		CRITICALITY ignore	TYPE MobilityParametersModificationRange		PRESENCE optional}|
	{ ID id-CriticalityDiagnostics							CRITICALITY ignore	TYPE CriticalityDiagnostics						PRESENCE optional},
	...
}

-- **************************************************************
--
-- RADIO LINK FAILURE INDICATION
--
-- **************************************************************

RLFIndication ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{RLFIndication-IEs}},
	...
}

RLFIndication-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-FailureCellPCI								CRITICALITY ignore	TYPE PCI														PRESENCE mandatory}|
	{ ID id-Re-establishmentCellECGI					CRITICALITY ignore	TYPE ECGI														PRESENCE mandatory}|
	{ ID id-FailureCellCRNTI							CRITICALITY ignore	TYPE CRNTI														PRESENCE mandatory}|
	{ ID id-ShortMAC-I									CRITICALITY ignore	TYPE ShortMAC-I													PRESENCE optional}|
	{ ID id-UE-RLF-Report-Container						CRITICALITY ignore	TYPE UE-RLF-Report-Container								PRESENCE optional}|
	{ ID id-RRCConnSetupIndicator						CRITICALITY reject	TYPE RRCConnSetupIndicator									PRESENCE optional}|
	{ ID id-RRCConnReestabIndicator						CRITICALITY ignore	TYPE RRCConnReestabIndicator								PRESENCE optional}|
	{ ID id-UE-RLF-Report-Container-for-extended-bands	CRITICALITY ignore	TYPE UE-RLF-Report-Container-for-extended-bands		PRESENCE optional}|
	{ ID id-NBIoT-RLF-Report-Container					CRITICALITY ignore	TYPE NBIoT-RLF-Report-Container							PRESENCE optional},
	...
}


-- **************************************************************
--
-- CELL ACTIVATION REQUEST
--
-- **************************************************************

CellActivationRequest ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{CellActivationRequest-IEs}},
	...
}

CellActivationRequest-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-ServedCellsToActivate 	CRITICALITY reject	TYPE ServedCellsToActivate		PRESENCE mandatory},
	...
}

ServedCellsToActivate::= SEQUENCE (SIZE (1..maxCellineNB)) OF ServedCellsToActivate-Item

ServedCellsToActivate-Item::= SEQUENCE {
	ecgi						ECGI,
	iE-Extensions					ProtocolExtensionContainer { {ServedCellsToActivate-Item-ExtIEs} } OPTIONAL,
	...
}

ServedCellsToActivate-Item-ExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	...
}

-- **************************************************************
--
-- CELL ACTIVATION RESPONSE
--
-- **************************************************************

CellActivationResponse ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{CellActivationResponse-IEs}},
	...
}

CellActivationResponse-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-ActivatedCellList		CRITICALITY ignore	TYPE ActivatedCellList				PRESENCE mandatory}|
	{ ID id-CriticalityDiagnostics	CRITICALITY ignore	TYPE CriticalityDiagnostics			PRESENCE optional},
	...
}

ActivatedCellList ::= SEQUENCE (SIZE (1..maxCellineNB)) OF ActivatedCellList-Item

ActivatedCellList-Item::= SEQUENCE {
	ecgi								ECGI,
	iE-Extensions						ProtocolExtensionContainer { {ActivatedCellList-Item-ExtIEs} } OPTIONAL,
	...
}

ActivatedCellList-Item-ExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	...
}

--**************************************************************
--
-- CELL ACTIVATION FAILURE
--
-- **************************************************************

CellActivationFailure ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{CellActivationFailure-IEs}},
	...
}

CellActivationFailure-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-Cause						CRITICALITY ignore	TYPE Cause						PRESENCE mandatory }|
	{ ID id-CriticalityDiagnostics		CRITICALITY ignore	TYPE CriticalityDiagnostics		PRESENCE optional },
	...
}

-- **************************************************************
--
-- X2 RELEASE
--
-- **************************************************************

X2Release ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{X2Release-IEs}},
	...
}

X2Release-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-GlobalENB-ID			CRITICALITY reject	TYPE GlobalENB-ID			PRESENCE mandatory},
...
}

-- **************************************************************
--
-- X2AP MESSAGE TRANSFER
--
-- **************************************************************

X2APMessageTransfer ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{X2APMessageTransfer-IEs}},
	...
}

X2APMessageTransfer-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-RNL-Header	CRITICALITY reject	TYPE RNL-Header				PRESENCE mandatory}|
	{ ID id-x2APMessage	CRITICALITY reject	TYPE X2AP-Message			PRESENCE optional},
	...
}

RNL-Header ::= SEQUENCE {
	source-GlobalENB-ID	GlobalENB-ID,
	target-GlobalENB-ID	GlobalENB-ID	OPTIONAL,
	iE-Extensions						ProtocolExtensionContainer { {RNL-Header-Item-ExtIEs} } OPTIONAL,
	...
}

RNL-Header-Item-ExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	...
}

X2AP-Message ::= OCTET STRING

-- **************************************************************
--
-- SENB ADDITION REQUEST
--
-- **************************************************************

SeNBAdditionRequest ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{SeNBAdditionRequest-IEs}},
	...
}

SeNBAdditionRequest-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-MeNB-UE-X2AP-ID					CRITICALITY reject	TYPE UE-X2AP-ID							PRESENCE mandatory}|
	{ ID id-UE-SecurityCapabilities			CRITICALITY reject	TYPE UESecurityCapabilities				PRESENCE conditional}|
	-- This IE shall be present if the Bearer Option IE is set to the value “SCG bearer” --
	{ ID id-SeNBSecurityKey					CRITICALITY reject	TYPE SeNBSecurityKey					PRESENCE conditional}|
	-- This IE shall be present if the Bearer Option IE is set to the value “SCG bearer” --
	{ ID id-SeNBUEAggregateMaximumBitRate	CRITICALITY reject	TYPE UEAggregateMaximumBitRate			PRESENCE mandatory}|
	{ ID id-ServingPLMN						CRITICALITY ignore	TYPE PLMN-Identity						PRESENCE optional}|
	{ ID id-E-RABs-ToBeAdded-List			CRITICALITY reject	TYPE E-RABs-ToBeAdded-List				PRESENCE mandatory}|
	{ ID id-MeNBtoSeNBContainer				CRITICALITY reject	TYPE MeNBtoSeNBContainer				PRESENCE mandatory}|
	{ ID id-CSGMembershipStatus				CRITICALITY reject	TYPE CSGMembershipStatus				PRESENCE optional}|
	{ ID id-SeNB-UE-X2AP-ID					CRITICALITY reject	TYPE UE-X2AP-ID							PRESENCE optional}|
	{ ID id-SeNB-UE-X2AP-ID-Extension		CRITICALITY reject	TYPE UE-X2AP-ID-Extension				PRESENCE optional}|
	{ ID id-ExpectedUEBehaviour				CRITICALITY ignore	TYPE ExpectedUEBehaviour				PRESENCE optional}|
	{ ID id-MeNB-UE-X2AP-ID-Extension		CRITICALITY reject	TYPE UE-X2AP-ID-Extension				PRESENCE optional},
	...
}

E-RABs-ToBeAdded-List ::= SEQUENCE (SIZE(1..maxnoofBearers)) OF ProtocolIE-Single-Container { {E-RABs-ToBeAdded-ItemIEs} }

E-RABs-ToBeAdded-ItemIEs X2AP-PROTOCOL-IES ::= {
	{ ID id-E-RABs-ToBeAdded-Item	CRITICALITY reject	TYPE E-RABs-ToBeAdded-Item		PRESENCE mandatory},
	...
}

E-RABs-ToBeAdded-Item ::= CHOICE {
	sCG-Bearer		E-RABs-ToBeAdded-Item-SCG-Bearer,
	split-Bearer	E-RABs-ToBeAdded-Item-Split-Bearer,
	...
}

E-RABs-ToBeAdded-Item-SCG-Bearer ::= SEQUENCE {
	e-RAB-ID						E-RAB-ID,
	e-RAB-Level-QoS-Parameters		E-RAB-Level-QoS-Parameters,
	dL-Forwarding					DL-Forwarding																	OPTIONAL,
	s1-UL-GTPtunnelEndpoint			GTPtunnelEndpoint,
	iE-Extensions					ProtocolExtensionContainer { {E-RABs-ToBeAdded-Item-SCG-BearerExtIEs} }	OPTIONAL,
	...
}

E-RABs-ToBeAdded-Item-SCG-BearerExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	{ ID id-Correlation-ID				CRITICALITY ignore	EXTENSION Correlation-ID		PRESENCE optional}|
	{ ID id-SIPTO-Correlation-ID		CRITICALITY ignore	EXTENSION Correlation-ID		PRESENCE optional}|
	{ ID id-BearerType					CRITICALITY ignore	EXTENSION BearerType			PRESENCE optional}|
	{ ID id-Ethernet-Type				CRITICALITY ignore	EXTENSION Ethernet-Type			PRESENCE optional}|
	{ ID id-SourceDLForwardingIPAddress			CRITICALITY ignore	EXTENSION TransportLayerAddress		PRESENCE optional},
	...
}

E-RABs-ToBeAdded-Item-Split-Bearer ::= SEQUENCE {
	e-RAB-ID						E-RAB-ID,
	e-RAB-Level-QoS-Parameters		E-RAB-Level-QoS-Parameters,
	meNB-GTPtunnelEndpoint			GTPtunnelEndpoint,
	iE-Extensions					ProtocolExtensionContainer { {E-RABs-ToBeAdded-Item-Split-BearerExtIEs} } OPTIONAL,
	...
}

E-RABs-ToBeAdded-Item-Split-BearerExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	{ ID id-SourceDLForwardingIPAddress			CRITICALITY ignore	EXTENSION TransportLayerAddress		PRESENCE optional},
	...
}

-- **************************************************************
--
-- SENB ADDITION REQUEST ACKNOWLEDGE
--
-- **************************************************************

SeNBAdditionRequestAcknowledge ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{SeNBAdditionRequestAcknowledge-IEs}},
	...
}

SeNBAdditionRequestAcknowledge-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-MeNB-UE-X2AP-ID						CRITICALITY reject	TYPE UE-X2AP-ID							PRESENCE mandatory}|
	{ ID id-SeNB-UE-X2AP-ID						CRITICALITY reject	TYPE UE-X2AP-ID							PRESENCE mandatory}|
	{ ID id-E-RABs-Admitted-ToBeAdded-List		CRITICALITY ignore	TYPE E-RABs-Admitted-ToBeAdded-List	PRESENCE mandatory}|
	{ ID id-E-RABs-NotAdmitted-List				CRITICALITY ignore	TYPE E-RAB-List							PRESENCE optional}|
	{ ID id-SeNBtoMeNBContainer					CRITICALITY reject	TYPE SeNBtoMeNBContainer				PRESENCE mandatory}|
	{ ID id-CriticalityDiagnostics				CRITICALITY ignore	TYPE CriticalityDiagnostics				PRESENCE optional}|
	{ ID id-GW-TransportLayerAddress			CRITICALITY ignore	TYPE TransportLayerAddress				PRESENCE optional}|
	{ ID id-SIPTO-L-GW-TransportLayerAddress	CRITICALITY ignore	TYPE TransportLayerAddress				PRESENCE optional}|
	{ ID id-MeNB-UE-X2AP-ID-Extension			CRITICALITY reject	TYPE UE-X2AP-ID-Extension				PRESENCE optional}|
	{ ID id-SeNB-UE-X2AP-ID-Extension			CRITICALITY reject	TYPE UE-X2AP-ID-Extension				PRESENCE optional}|
	{ ID id-Tunnel-Information-for-BBF			CRITICALITY ignore	TYPE TunnelInformation					PRESENCE optional},
	...
}

E-RABs-Admitted-ToBeAdded-List ::= SEQUENCE (SIZE (1..maxnoofBearers)) OF ProtocolIE-Single-Container { {E-RABs-Admitted-ToBeAdded-ItemIEs} }

E-RABs-Admitted-ToBeAdded-ItemIEs X2AP-PROTOCOL-IES ::= {
	{ ID id-E-RABs-Admitted-ToBeAdded-Item	CRITICALITY ignore	TYPE E-RABs-Admitted-ToBeAdded-Item 		PRESENCE mandatory}
}

E-RABs-Admitted-ToBeAdded-Item ::= CHOICE {
	sCG-Bearer		E-RABs-Admitted-ToBeAdded-Item-SCG-Bearer,
	split-Bearer	E-RABs-Admitted-ToBeAdded-Item-Split-Bearer,
	...
}

E-RABs-Admitted-ToBeAdded-Item-SCG-Bearer ::= SEQUENCE {
	e-RAB-ID								E-RAB-ID,
	s1-DL-GTPtunnelEndpoint					GTPtunnelEndpoint,
	dL-Forwarding-GTPtunnelEndpoint			GTPtunnelEndpoint																	OPTIONAL,
	uL-Forwarding-GTPtunnelEndpoint			GTPtunnelEndpoint																	OPTIONAL,
	iE-Extensions					ProtocolExtensionContainer { {E-RABs-Admitted-ToBeAdded-Item-SCG-BearerExtIEs} }	OPTIONAL,
	...
}

E-RABs-Admitted-ToBeAdded-Item-SCG-BearerExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	{ ID id-SourceDLForwardingIPAddress				CRITICALITY ignore	EXTENSION TransportLayerAddress		PRESENCE optional},
	...
}

E-RABs-Admitted-ToBeAdded-Item-Split-Bearer ::= SEQUENCE {
	e-RAB-ID						E-RAB-ID,
	seNB-GTPtunnelEndpoint			GTPtunnelEndpoint,
	iE-Extensions					ProtocolExtensionContainer { {E-RABs-Admitted-ToBeAdded-Item-Split-BearerExtIEs} } OPTIONAL,
	...
}

E-RABs-Admitted-ToBeAdded-Item-Split-BearerExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	{ ID id-SourceDLForwardingIPAddress			CRITICALITY ignore	EXTENSION TransportLayerAddress		PRESENCE optional},
	...
}

-- **************************************************************
--
-- SENB ADDITION REQUEST REJECT
--
-- **************************************************************

SeNBAdditionRequestReject ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{SeNBAdditionRequestReject-IEs}},
	...
}

SeNBAdditionRequestReject-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-MeNB-UE-X2AP-ID					CRITICALITY reject	TYPE UE-X2AP-ID					PRESENCE mandatory}|
	{ ID id-SeNB-UE-X2AP-ID					CRITICALITY reject	TYPE UE-X2AP-ID					PRESENCE mandatory}|
	{ ID id-Cause							CRITICALITY ignore	TYPE Cause						PRESENCE mandatory}|
	{ ID id-CriticalityDiagnostics			CRITICALITY ignore	TYPE CriticalityDiagnostics		PRESENCE optional}|
	{ ID id-MeNB-UE-X2AP-ID-Extension		CRITICALITY reject	TYPE UE-X2AP-ID-Extension		PRESENCE optional}|
	{ ID id-SeNB-UE-X2AP-ID-Extension		CRITICALITY reject	TYPE UE-X2AP-ID-Extension		PRESENCE optional},
	...
}

-- **************************************************************
--
-- SENB RECONFIGURATION COMPLETE
--
-- **************************************************************

SeNBReconfigurationComplete ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{SeNBReconfigurationComplete-IEs}},
	...
}

SeNBReconfigurationComplete-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-MeNB-UE-X2AP-ID							CRITICALITY reject	TYPE UE-X2AP-ID									PRESENCE mandatory}|
	{ ID id-SeNB-UE-X2AP-ID							CRITICALITY reject	TYPE UE-X2AP-ID									PRESENCE mandatory}|
	{ ID id-ResponseInformationSeNBReconfComp		CRITICALITY ignore	TYPE ResponseInformationSeNBReconfComp	PRESENCE mandatory}|
	{ ID id-MeNB-UE-X2AP-ID-Extension				CRITICALITY reject	TYPE UE-X2AP-ID-Extension						PRESENCE optional}|
	{ ID id-SeNB-UE-X2AP-ID-Extension				CRITICALITY reject	TYPE UE-X2AP-ID-Extension						PRESENCE optional},
	...
}

ResponseInformationSeNBReconfComp ::= CHOICE {
	success				ResponseInformationSeNBReconfComp-SuccessItem,
	reject-by-MeNB		ResponseInformationSeNBReconfComp-RejectByMeNBItem,
	...
}

ResponseInformationSeNBReconfComp-SuccessItem ::= SEQUENCE {
	meNBtoSeNBContainer				MeNBtoSeNBContainer OPTIONAL,
	iE-Extensions					ProtocolExtensionContainer { {ResponseInformationSeNBReconfComp-SuccessItemExtIEs} }	OPTIONAL,
	...
}

ResponseInformationSeNBReconfComp-SuccessItemExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	...
}

ResponseInformationSeNBReconfComp-RejectByMeNBItem ::= SEQUENCE {
	cause							Cause,
	meNBtoSeNBContainer				MeNBtoSeNBContainer																						OPTIONAL,
	iE-Extensions					ProtocolExtensionContainer { {ResponseInformationSeNBReconfComp-RejectByMeNBItemExtIEs} }	OPTIONAL,
	...
}

ResponseInformationSeNBReconfComp-RejectByMeNBItemExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	...
}

-- **************************************************************
--
-- SENB MODIFICATION REQUEST
--
-- **************************************************************

SeNBModificationRequest ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{ SeNBModificationRequest-IEs}},
	...
}

SeNBModificationRequest-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-MeNB-UE-X2AP-ID						CRITICALITY reject	TYPE UE-X2AP-ID								PRESENCE mandatory}|
	{ ID id-SeNB-UE-X2AP-ID						CRITICALITY reject	TYPE UE-X2AP-ID								PRESENCE mandatory}|
	{ ID id-Cause								CRITICALITY ignore	TYPE Cause									PRESENCE mandatory}|
	{ ID id-SCGChangeIndication					CRITICALITY ignore	TYPE SCGChangeIndication					PRESENCE optional}|
	{ ID id-ServingPLMN							CRITICALITY ignore	TYPE PLMN-Identity							PRESENCE optional}|
	{ ID id-UE-ContextInformationSeNBModReq		CRITICALITY reject	TYPE UE-ContextInformationSeNBModReq	PRESENCE optional}|
	{ ID id-MeNBtoSeNBContainer					CRITICALITY ignore	TYPE MeNBtoSeNBContainer					PRESENCE optional}|
	{ ID id-CSGMembershipStatus					CRITICALITY reject	TYPE CSGMembershipStatus					PRESENCE optional}|
	{ ID id-MeNB-UE-X2AP-ID-Extension			CRITICALITY reject	TYPE UE-X2AP-ID-Extension					PRESENCE optional}|
	{ ID id-SeNB-UE-X2AP-ID-Extension			CRITICALITY reject	TYPE UE-X2AP-ID-Extension					PRESENCE optional},
	...
}

UE-ContextInformationSeNBModReq ::= SEQUENCE {
	uE-SecurityCapabilities			UESecurityCapabilities															OPTIONAL,
	seNB-SecurityKey				SeNBSecurityKey 																OPTIONAL,
	seNBUEAggregateMaximumBitRate	UEAggregateMaximumBitRate														OPTIONAL,
	e-RABs-ToBeAdded				E-RABs-ToBeAdded-List-ModReq													OPTIONAL,
	e-RABs-ToBeModified				E-RABs-ToBeModified-List-ModReq													OPTIONAL,
	e-RABs-ToBeReleased				E-RABs-ToBeReleased-List-ModReq													OPTIONAL,
	iE-Extensions					ProtocolExtensionContainer { {UE-ContextInformationSeNBModReqExtIEs} }		OPTIONAL,
	...
}

UE-ContextInformationSeNBModReqExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	...
}

E-RABs-ToBeAdded-List-ModReq ::= SEQUENCE (SIZE(1..maxnoofBearers)) OF ProtocolIE-Single-Container { {E-RABs-ToBeAdded-ModReqItemIEs} }

E-RABs-ToBeAdded-ModReqItemIEs X2AP-PROTOCOL-IES ::= {
	{ ID id-E-RABs-ToBeAdded-ModReqItem	CRITICALITY ignore	TYPE E-RABs-ToBeAdded-ModReqItem	PRESENCE mandatory},
	...
}

E-RABs-ToBeAdded-ModReqItem ::= CHOICE {
	sCG-Bearer		E-RABs-ToBeAdded-ModReqItem-SCG-Bearer,
	split-Bearer	E-RABs-ToBeAdded-ModReqItem-Split-Bearer,
	...
}

E-RABs-ToBeAdded-ModReqItem-SCG-Bearer ::= SEQUENCE {
	e-RAB-ID						E-RAB-ID,
	e-RAB-Level-QoS-Parameters		E-RAB-Level-QoS-Parameters,
	dL-Forwarding					DL-Forwarding																	OPTIONAL,
	s1-UL-GTPtunnelEndpoint			GTPtunnelEndpoint,
	iE-Extensions					ProtocolExtensionContainer { {E-RABs-ToBeAdded-ModReqItem-SCG-BearerExtIEs} } OPTIONAL,
	...
}

E-RABs-ToBeAdded-ModReqItem-SCG-BearerExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	{ ID id-Correlation-ID				CRITICALITY ignore	EXTENSION Correlation-ID		PRESENCE optional}|
	{ ID id-SIPTO-Correlation-ID		CRITICALITY ignore	EXTENSION Correlation-ID		PRESENCE optional}|
	{ ID id-BearerType					CRITICALITY ignore	EXTENSION BearerType			PRESENCE optional}|
	{ ID id-Ethernet-Type				CRITICALITY ignore	EXTENSION Ethernet-Type			PRESENCE optional}|
	{ ID id-SourceDLForwardingIPAddress	CRITICALITY ignore	EXTENSION TransportLayerAddress	PRESENCE optional},
	...
}

E-RABs-ToBeAdded-ModReqItem-Split-Bearer ::= SEQUENCE {
	e-RAB-ID						E-RAB-ID,
	e-RAB-Level-QoS-Parameters		E-RAB-Level-QoS-Parameters,
	meNB-GTPtunnelEndpoint			GTPtunnelEndpoint,
	iE-Extensions					ProtocolExtensionContainer { {E-RABs-ToBeAdded-ModReqItem-Split-BearerExtIEs} } OPTIONAL,
	...
}

E-RABs-ToBeAdded-ModReqItem-Split-BearerExtIEs X2AP-PROTOCOL-EXTENSION ::= {
{ ID id-SourceDLForwardingIPAddress			CRITICALITY ignore	EXTENSION TransportLayerAddress		PRESENCE optional},
	...
}

E-RABs-ToBeModified-List-ModReq ::= SEQUENCE (SIZE(1..maxnoofBearers)) OF ProtocolIE-Single-Container { {E-RABs-ToBeModified-ModReqItemIEs} }

E-RABs-ToBeModified-ModReqItemIEs X2AP-PROTOCOL-IES ::= {
	{ ID id-E-RABs-ToBeModified-ModReqItem	CRITICALITY ignore	TYPE E-RABs-ToBeModified-ModReqItem		PRESENCE mandatory},
	...
}


E-RABs-ToBeModified-ModReqItem ::= CHOICE {
	sCG-Bearer		E-RABs-ToBeModified-ModReqItem-SCG-Bearer,
	split-Bearer	E-RABs-ToBeModified-ModReqItem-Split-Bearer,
	...
}

E-RABs-ToBeModified-ModReqItem-SCG-Bearer ::= SEQUENCE {
	e-RAB-ID						E-RAB-ID,
	e-RAB-Level-QoS-Parameters		E-RAB-Level-QoS-Parameters														OPTIONAL,
	s1-UL-GTPtunnelEndpoint			GTPtunnelEndpoint																OPTIONAL,
	iE-Extensions					ProtocolExtensionContainer { {E-RABs-ToBeModified-ModReqItem-SCG-BearerExtIEs} } OPTIONAL,
	...
}

E-RABs-ToBeModified-ModReqItem-SCG-BearerExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	...
}

E-RABs-ToBeModified-ModReqItem-Split-Bearer ::= SEQUENCE {
	e-RAB-ID						E-RAB-ID,
	e-RAB-Level-QoS-Parameters		E-RAB-Level-QoS-Parameters																OPTIONAL,
	meNB-GTPtunnelEndpoint			GTPtunnelEndpoint																		OPTIONAL,
	iE-Extensions					ProtocolExtensionContainer { {E-RABs-ToBeModified-ModReqItem-Split-BearerExtIEs} } OPTIONAL,
	...
}

E-RABs-ToBeModified-ModReqItem-Split-BearerExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	...
}

E-RABs-ToBeReleased-List-ModReq ::= SEQUENCE (SIZE(1..maxnoofBearers)) OF ProtocolIE-Single-Container { {E-RABs-ToBeReleased-ModReqItemIEs} }

E-RABs-ToBeReleased-ModReqItemIEs X2AP-PROTOCOL-IES ::= {
	{ ID id-E-RABs-ToBeReleased-ModReqItem	CRITICALITY ignore	TYPE E-RABs-ToBeReleased-ModReqItem		PRESENCE mandatory},
	...
}

E-RABs-ToBeReleased-ModReqItem ::= CHOICE {
	sCG-Bearer		E-RABs-ToBeReleased-ModReqItem-SCG-Bearer,
	split-Bearer	E-RABs-ToBeReleased-ModReqItem-Split-Bearer,
	...
}

E-RABs-ToBeReleased-ModReqItem-SCG-Bearer ::= SEQUENCE {
	e-RAB-ID						E-RAB-ID,
	dL-Forwarding-GTPtunnelEndpoint			GTPtunnelEndpoint												OPTIONAL,
	uL-Forwarding-GTPtunnelEndpoint			GTPtunnelEndpoint												OPTIONAL,
	iE-Extensions					ProtocolExtensionContainer { {E-RABs-ToBeReleased-ModReqItem-SCG-BearerExtIEs} } OPTIONAL,
	...
}

E-RABs-ToBeReleased-ModReqItem-SCG-BearerExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	...
}

E-RABs-ToBeReleased-ModReqItem-Split-Bearer ::= SEQUENCE {
	e-RAB-ID						E-RAB-ID,
	dL-Forwarding-GTPtunnelEndpoint			GTPtunnelEndpoint												OPTIONAL,
	iE-Extensions					ProtocolExtensionContainer { {E-RABs-ToBeReleased-ModReqItem-Split-BearerExtIEs} } OPTIONAL,
	...
}

E-RABs-ToBeReleased-ModReqItem-Split-BearerExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	...
}

-- **************************************************************
--
-- SENB MODIFICATION REQUEST ACKNOWLEDGE
--
-- **************************************************************

SeNBModificationRequestAcknowledge ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{SeNBModificationRequestAcknowledge-IEs}},
	...
}

SeNBModificationRequestAcknowledge-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-MeNB-UE-X2AP-ID								CRITICALITY ignore	TYPE UE-X2AP-ID											PRESENCE mandatory}|
	{ ID id-SeNB-UE-X2AP-ID								CRITICALITY ignore	TYPE UE-X2AP-ID											PRESENCE mandatory}|
	{ ID id-E-RABs-Admitted-ToBeAdded-ModAckList		CRITICALITY ignore	TYPE E-RABs-Admitted-ToBeAdded-ModAckList		PRESENCE optional}|
	{ ID id-E-RABs-Admitted-ToBeModified-ModAckList		CRITICALITY ignore	TYPE E-RABs-Admitted-ToBeModified-ModAckList	PRESENCE optional}|
	{ ID id-E-RABs-Admitted-ToBeReleased-ModAckList		CRITICALITY ignore	TYPE E-RABs-Admitted-ToBeReleased-ModAckList	PRESENCE optional}|
	{ ID id-E-RABs-NotAdmitted-List						CRITICALITY ignore	TYPE E-RAB-List											PRESENCE optional}|
	{ ID id-SeNBtoMeNBContainer							CRITICALITY ignore	TYPE SeNBtoMeNBContainer								PRESENCE optional}|
	{ ID id-CriticalityDiagnostics						CRITICALITY ignore	TYPE CriticalityDiagnostics							PRESENCE optional}|
	{ ID id-MeNB-UE-X2AP-ID-Extension					CRITICALITY ignore	TYPE UE-X2AP-ID-Extension							PRESENCE optional}|
	{ ID id-SeNB-UE-X2AP-ID-Extension					CRITICALITY ignore	TYPE UE-X2AP-ID-Extension							PRESENCE optional},
	...
}

E-RABs-Admitted-ToBeAdded-ModAckList ::= SEQUENCE (SIZE (1..maxnoofBearers)) OF ProtocolIE-Single-Container { {E-RABs-Admitted-ToBeAdded-ModAckItemIEs} }

E-RABs-Admitted-ToBeAdded-ModAckItemIEs X2AP-PROTOCOL-IES ::= {
	{ ID id-E-RABs-Admitted-ToBeAdded-ModAckItem	CRITICALITY ignore	TYPE E-RABs-Admitted-ToBeAdded-ModAckItem		PRESENCE mandatory}
}

E-RABs-Admitted-ToBeAdded-ModAckItem ::= CHOICE {
	sCG-Bearer		E-RABs-Admitted-ToBeAdded-ModAckItem-SCG-Bearer,
	split-Bearer	E-RABs-Admitted-ToBeAdded-ModAckItem-Split-Bearer,
	...
}

E-RABs-Admitted-ToBeAdded-ModAckItem-SCG-Bearer ::= SEQUENCE {
	e-RAB-ID								E-RAB-ID,
	s1-DL-GTPtunnelEndpoint					GTPtunnelEndpoint,
	dL-Forwarding-GTPtunnelEndpoint			GTPtunnelEndpoint																	OPTIONAL,
	uL-Forwarding-GTPtunnelEndpoint			GTPtunnelEndpoint																	OPTIONAL,
	iE-Extensions							ProtocolExtensionContainer { {E-RABs-Admitted-ToBeAdded-ModAckItem-SCG-BearerExtIEs} }	OPTIONAL,
	...
}

E-RABs-Admitted-ToBeAdded-ModAckItem-SCG-BearerExtIEs X2AP-PROTOCOL-EXTENSION ::= {
{ ID id-SourceDLForwardingIPAddress		CRITICALITY ignore	EXTENSION TransportLayerAddress		PRESENCE optional},
	...
}

E-RABs-Admitted-ToBeAdded-ModAckItem-Split-Bearer ::= SEQUENCE {
	e-RAB-ID						E-RAB-ID,
	seNB-GTPtunnelEndpoint			GTPtunnelEndpoint,
	iE-Extensions					ProtocolExtensionContainer { {E-RABs-Admitted-ToBeAdded-ModAckItem-Split-BearerExtIEs} } OPTIONAL,
	...
}

E-RABs-Admitted-ToBeAdded-ModAckItem-Split-BearerExtIEs X2AP-PROTOCOL-EXTENSION ::= {
{ ID id-SourceDLForwardingIPAddress		CRITICALITY ignore	EXTENSION TransportLayerAddress		PRESENCE optional},
	...
}
E-RABs-Admitted-ToBeModified-ModAckList ::= SEQUENCE (SIZE (1..maxnoofBearers)) OF ProtocolIE-Single-Container { {E-RABs-Admitted-ToBeModified-ModAckItemIEs} }

E-RABs-Admitted-ToBeModified-ModAckItemIEs X2AP-PROTOCOL-IES ::= {
	{ ID id-E-RABs-Admitted-ToBeModified-ModAckItem		CRITICALITY ignore	TYPE E-RABs-Admitted-ToBeModified-ModAckItem	PRESENCE mandatory}
}

E-RABs-Admitted-ToBeModified-ModAckItem ::= CHOICE {
	sCG-Bearer		E-RABs-Admitted-ToBeModified-ModAckItem-SCG-Bearer,
	split-Bearer	E-RABs-Admitted-ToBeModified-ModAckItem-Split-Bearer,
	...
}

E-RABs-Admitted-ToBeModified-ModAckItem-SCG-Bearer ::= SEQUENCE {
	e-RAB-ID						E-RAB-ID,
	s1-DL-GTPtunnelEndpoint			GTPtunnelEndpoint																	OPTIONAL,
	iE-Extensions					ProtocolExtensionContainer { {E-RABs-Admitted-ToBeModified-ModAckItem-SCG-BearerExtIEs} } OPTIONAL,
	...
}

E-RABs-Admitted-ToBeModified-ModAckItem-SCG-BearerExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	...
}

E-RABs-Admitted-ToBeModified-ModAckItem-Split-Bearer ::= SEQUENCE {
	e-RAB-ID						E-RAB-ID,
	seNB-GTPtunnelEndpoint			GTPtunnelEndpoint																			OPTIONAL,
	iE-Extensions					ProtocolExtensionContainer { {E-RABs-Admitted-ToBeModified-ModAckItem-Split-BearerExtIEs} } OPTIONAL,
	...
}

E-RABs-Admitted-ToBeModified-ModAckItem-Split-BearerExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	...
}

E-RABs-Admitted-ToBeReleased-ModAckList ::= SEQUENCE (SIZE (1..maxnoofBearers)) OF ProtocolIE-Single-Container { {E-RABs-Admitted-ToBeReleased-ModAckItemIEs} }

E-RABs-Admitted-ToBeReleased-ModAckItemIEs X2AP-PROTOCOL-IES ::= {
	{ ID id-E-RABs-Admitted-ToBeReleased-ModAckItem		CRITICALITY ignore	TYPE E-RABs-Admitted-ToReleased-ModAckItem		PRESENCE mandatory}
}

E-RABs-Admitted-ToReleased-ModAckItem ::= CHOICE {
	sCG-Bearer		E-RABs-Admitted-ToBeReleased-ModAckItem-SCG-Bearer,
	split-Bearer	E-RABs-Admitted-ToBeReleased-ModAckItem-Split-Bearer,
	...
}

E-RABs-Admitted-ToBeReleased-ModAckItem-SCG-Bearer ::= SEQUENCE {
	e-RAB-ID					E-RAB-ID,
	iE-Extensions				ProtocolExtensionContainer { {E-RABs-Admitted-ToBeReleased-ModAckItem-SCG-BearerExtIEs} }	OPTIONAL,
	...
}

E-RABs-Admitted-ToBeReleased-ModAckItem-SCG-BearerExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	...
}

E-RABs-Admitted-ToBeReleased-ModAckItem-Split-Bearer ::= SEQUENCE {
	e-RAB-ID					E-RAB-ID,
	iE-Extensions				ProtocolExtensionContainer { {E-RABs-Admitted-ToBeReleased-ModAckItem-Split-BearerExtIEs} } OPTIONAL,
	...
}

E-RABs-Admitted-ToBeReleased-ModAckItem-Split-BearerExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	...
}

-- **************************************************************
--
-- SENB MODIFICATION REQUEST REJECT
--
-- **************************************************************

SeNBModificationRequestReject ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{SeNBModificationRequestReject-IEs}},
	...
}

SeNBModificationRequestReject-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-MeNB-UE-X2AP-ID						CRITICALITY ignore	TYPE UE-X2AP-ID					PRESENCE mandatory}|
	{ ID id-SeNB-UE-X2AP-ID						CRITICALITY ignore	TYPE UE-X2AP-ID					PRESENCE mandatory}|
	{ ID id-Cause								CRITICALITY ignore	TYPE Cause						PRESENCE mandatory}|
	{ ID id-CriticalityDiagnostics				CRITICALITY ignore	TYPE CriticalityDiagnostics		PRESENCE optional}|
	{ ID id-MeNB-UE-X2AP-ID-Extension			CRITICALITY ignore	TYPE UE-X2AP-ID-Extension		PRESENCE optional}|
	{ ID id-SeNB-UE-X2AP-ID-Extension			CRITICALITY ignore	TYPE UE-X2AP-ID-Extension		PRESENCE optional},
	...
}

-- **************************************************************
--
-- SENB MODIFICATION REQUIRED
--
-- **************************************************************

SeNBModificationRequired ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container		{{SeNBModificationRequired-IEs}},
	...
}

SeNBModificationRequired-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-MeNB-UE-X2AP-ID						CRITICALITY reject	TYPE UE-X2AP-ID							PRESENCE mandatory}|
	{ ID id-SeNB-UE-X2AP-ID						CRITICALITY reject	TYPE UE-X2AP-ID							PRESENCE mandatory}|
	{ ID id-Cause								CRITICALITY ignore	TYPE Cause								PRESENCE mandatory}|
	{ ID id-SCGChangeIndication					CRITICALITY ignore	TYPE SCGChangeIndication				PRESENCE optional}|
	{ ID id-E-RABs-ToBeReleased-ModReqd			CRITICALITY ignore	TYPE E-RABs-ToBeReleased-ModReqd		PRESENCE optional}|
	{ ID id-SeNBtoMeNBContainer					CRITICALITY ignore	TYPE SeNBtoMeNBContainer				PRESENCE optional}|
	{ ID id-MeNB-UE-X2AP-ID-Extension			CRITICALITY reject	TYPE UE-X2AP-ID-Extension				PRESENCE optional}|
	{ ID id-SeNB-UE-X2AP-ID-Extension			CRITICALITY reject	TYPE UE-X2AP-ID-Extension				PRESENCE optional},
	...
}


E-RABs-ToBeReleased-ModReqd ::= SEQUENCE (SIZE (1..maxnoofBearers)) OF ProtocolIE-Single-Container { {E-RABs-ToBeReleased-ModReqdItemIEs} }

E-RABs-ToBeReleased-ModReqdItemIEs X2AP-PROTOCOL-IES ::= {
	{ ID id-E-RABs-ToBeReleased-ModReqdItem	 CRITICALITY ignore		TYPE E-RABs-ToBeReleased-ModReqdItem	PRESENCE mandatory },
	...
}

E-RABs-ToBeReleased-ModReqdItem ::= SEQUENCE {
	e-RAB-ID						E-RAB-ID,
	cause							Cause,
	iE-Extensions					ProtocolExtensionContainer { {E-RABs-ToBeReleased-ModReqdItemExtIEs} } OPTIONAL,
	...
}

E-RABs-ToBeReleased-ModReqdItemExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	...
}

-- **************************************************************
--
-- SENB MODIFICATION CONFIRM
--
-- **************************************************************

SeNBModificationConfirm ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{SeNBModificationConfirm-IEs}},
	...
}

SeNBModificationConfirm-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-MeNB-UE-X2AP-ID						CRITICALITY ignore	TYPE UE-X2AP-ID						PRESENCE mandatory}|
	{ ID id-SeNB-UE-X2AP-ID						CRITICALITY ignore	TYPE UE-X2AP-ID						PRESENCE mandatory}|
	{ ID id-MeNBtoSeNBContainer					CRITICALITY ignore	TYPE MeNBtoSeNBContainer			PRESENCE optional}|
	{ ID id-CriticalityDiagnostics				CRITICALITY ignore	TYPE CriticalityDiagnostics			PRESENCE optional}|
	{ ID id-MeNB-UE-X2AP-ID-Extension			CRITICALITY ignore	TYPE UE-X2AP-ID-Extension			PRESENCE optional}|
	{ ID id-SeNB-UE-X2AP-ID-Extension			CRITICALITY ignore	TYPE UE-X2AP-ID-Extension			PRESENCE optional},
	...
}

-- **************************************************************
--
-- SENB MODIFICATION REFUSE
--
-- **************************************************************

SeNBModificationRefuse ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container		{{SeNBModificationRefuse-IEs}},
	...
}

SeNBModificationRefuse-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-MeNB-UE-X2AP-ID						CRITICALITY ignore	TYPE UE-X2AP-ID					PRESENCE mandatory}|
	{ ID id-SeNB-UE-X2AP-ID						CRITICALITY ignore	TYPE UE-X2AP-ID					PRESENCE mandatory}|
	{ ID id-Cause								CRITICALITY ignore	TYPE Cause						PRESENCE mandatory}|
	{ ID id-MeNBtoSeNBContainer					CRITICALITY ignore	TYPE MeNBtoSeNBContainer		PRESENCE optional}|
	{ ID id-CriticalityDiagnostics				CRITICALITY ignore	TYPE CriticalityDiagnostics		PRESENCE optional}|
	{ ID id-MeNB-UE-X2AP-ID-Extension			CRITICALITY ignore	TYPE UE-X2AP-ID-Extension		PRESENCE optional}|
	{ ID id-SeNB-UE-X2AP-ID-Extension			CRITICALITY ignore	TYPE UE-X2AP-ID-Extension		PRESENCE optional},
	...
}

-- **************************************************************
--
-- SENB RELEASE REQUEST
--
-- **************************************************************

SeNBReleaseRequest ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container		{{SeNBReleaseRequest-IEs}},
	...
}

SeNBReleaseRequest-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-MeNB-UE-X2AP-ID						CRITICALITY reject	TYPE UE-X2AP-ID									PRESENCE mandatory}|
	{ ID id-SeNB-UE-X2AP-ID						CRITICALITY reject	TYPE UE-X2AP-ID									PRESENCE optional}|
	{ ID id-Cause								CRITICALITY ignore	TYPE Cause										PRESENCE optional}|
	{ ID id-E-RABs-ToBeReleased-List-RelReq		CRITICALITY ignore	TYPE E-RABs-ToBeReleased-List-RelReq		PRESENCE optional}|
	{ ID id-UE-ContextKeptIndicator				CRITICALITY ignore	TYPE UE-ContextKeptIndicator					PRESENCE optional}|
	{ ID id-MeNB-UE-X2AP-ID-Extension			CRITICALITY reject	TYPE UE-X2AP-ID-Extension						PRESENCE optional}|
	{ ID id-SeNB-UE-X2AP-ID-Extension			CRITICALITY reject	TYPE UE-X2AP-ID-Extension						PRESENCE optional}|
	{ ID id-MakeBeforeBreakIndicator			CRITICALITY ignore	TYPE MakeBeforeBreakIndicator					PRESENCE optional},
	...
}
E-RABs-ToBeReleased-List-RelReq ::= SEQUENCE (SIZE(1..maxnoofBearers)) OF ProtocolIE-Single-Container { {E-RABs-ToBeReleased-RelReqItemIEs} }

E-RABs-ToBeReleased-RelReqItemIEs X2AP-PROTOCOL-IES ::= {
	{ ID id-E-RABs-ToBeReleased-RelReqItem		CRITICALITY ignore	TYPE E-RABs-ToBeReleased-RelReqItem		PRESENCE mandatory},
	...
}

E-RABs-ToBeReleased-RelReqItem ::= CHOICE {
	sCG-Bearer		E-RABs-ToBeReleased-RelReqItem-SCG-Bearer,
	split-Bearer	E-RABs-ToBeReleased-RelReqItem-Split-Bearer,
	...
}

E-RABs-ToBeReleased-RelReqItem-SCG-Bearer ::= SEQUENCE {
	e-RAB-ID						E-RAB-ID,
	uL-Forwarding-GTPtunnelEndpoint			GTPtunnelEndpoint												OPTIONAL,
	dL-Forwarding-GTPtunnelEndpoint			GTPtunnelEndpoint												OPTIONAL,
	iE-Extensions					ProtocolExtensionContainer { {E-RABs-ToBeReleased-RelReqItem-SCG-BearerExtIEs} } OPTIONAL,
	...
}

E-RABs-ToBeReleased-RelReqItem-SCG-BearerExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	...
}

E-RABs-ToBeReleased-RelReqItem-Split-Bearer ::= SEQUENCE {
	e-RAB-ID						E-RAB-ID,
	dL-Forwarding-GTPtunnelEndpoint			GTPtunnelEndpoint													OPTIONAL,
	iE-Extensions					ProtocolExtensionContainer { {E-RABs-ToBeReleased-RelReqItem-Split-BearerExtIEs} } OPTIONAL,
	...
}

E-RABs-ToBeReleased-RelReqItem-Split-BearerExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	...
}

-- **************************************************************
--
-- SENB RELEASE REQUIRED
--
-- **************************************************************

SeNBReleaseRequired ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{SeNBReleaseRequired-IEs}},
	...
}

SeNBReleaseRequired-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-MeNB-UE-X2AP-ID					CRITICALITY reject	TYPE UE-X2AP-ID					PRESENCE mandatory}|
	{ ID id-SeNB-UE-X2AP-ID					CRITICALITY reject	TYPE UE-X2AP-ID					PRESENCE mandatory}|
	{ ID id-Cause							CRITICALITY ignore	TYPE Cause						PRESENCE mandatory}|
	{ ID id-MeNB-UE-X2AP-ID-Extension		CRITICALITY reject	TYPE UE-X2AP-ID-Extension		PRESENCE optional}|
	{ ID id-SeNB-UE-X2AP-ID-Extension		CRITICALITY reject	TYPE UE-X2AP-ID-Extension		PRESENCE optional},
	...
}

-- **************************************************************
--
-- SENB RELEASE CONFIRM
--
-- **************************************************************

SeNBReleaseConfirm ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{SeNBReleaseConfirm-IEs}},
	...
}

SeNBReleaseConfirm-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-MeNB-UE-X2AP-ID							CRITICALITY ignore	TYPE UE-X2AP-ID									PRESENCE mandatory}|
	{ ID id-SeNB-UE-X2AP-ID							CRITICALITY ignore	TYPE UE-X2AP-ID									PRESENCE mandatory}|
	{ ID id-E-RABs-ToBeReleased-List-RelConf		CRITICALITY ignore	TYPE E-RABs-ToBeReleased-List-RelConf		PRESENCE optional}|
	{ ID id-CriticalityDiagnostics					CRITICALITY ignore	TYPE CriticalityDiagnostics					PRESENCE optional}|
	{ ID id-MeNB-UE-X2AP-ID-Extension				CRITICALITY ignore	TYPE UE-X2AP-ID-Extension						PRESENCE optional}|
	{ ID id-SeNB-UE-X2AP-ID-Extension				CRITICALITY ignore	TYPE UE-X2AP-ID-Extension						PRESENCE optional},
	...
}
E-RABs-ToBeReleased-List-RelConf ::= SEQUENCE (SIZE(1..maxnoofBearers)) OF ProtocolIE-Single-Container { {E-RABs-ToBeReleased-RelConfItemIEs} }

E-RABs-ToBeReleased-RelConfItemIEs X2AP-PROTOCOL-IES ::= {
	{ ID id-E-RABs-ToBeReleased-RelConfItem		CRITICALITY ignore		TYPE E-RABs-ToBeReleased-RelConfItem		PRESENCE mandatory},
	...
}

E-RABs-ToBeReleased-RelConfItem ::= CHOICE {
	sCG-Bearer		E-RABs-ToBeReleased-RelConfItem-SCG-Bearer,
	split-Bearer	E-RABs-ToBeReleased-RelConfItem-Split-Bearer,
	...
}

E-RABs-ToBeReleased-RelConfItem-SCG-Bearer ::= SEQUENCE {
	e-RAB-ID						E-RAB-ID,
	uL-Forwarding-GTPtunnelEndpoint			GTPtunnelEndpoint												OPTIONAL,
	dL-Forwarding-GTPtunnelEndpoint			GTPtunnelEndpoint												OPTIONAL,
	iE-Extensions					ProtocolExtensionContainer { {E-RABs-ToBeReleased-RelConfItem-SCG-BearerExtIEs} } OPTIONAL,
	...
}

E-RABs-ToBeReleased-RelConfItem-SCG-BearerExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	...
}

E-RABs-ToBeReleased-RelConfItem-Split-Bearer ::= SEQUENCE {
	e-RAB-ID						E-RAB-ID,
	dL-Forwarding-GTPtunnelEndpoint			GTPtunnelEndpoint													OPTIONAL,
	iE-Extensions					ProtocolExtensionContainer { {E-RABs-ToBeReleased-RelConfItem-Split-BearerExtIEs} } OPTIONAL,
	...
}

E-RABs-ToBeReleased-RelConfItem-Split-BearerExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	...
}

-- **************************************************************
--
-- SENB COUNTER CHECK REQUEST
--
-- **************************************************************

SeNBCounterCheckRequest ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{SeNBCounterCheckRequest-IEs}},
	...
}

SeNBCounterCheckRequest-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-MeNB-UE-X2AP-ID						CRITICALITY reject	TYPE UE-X2AP-ID									PRESENCE mandatory}|
	{ ID id-SeNB-UE-X2AP-ID						CRITICALITY reject	TYPE UE-X2AP-ID									PRESENCE mandatory}|
	{ ID id-E-RABs-SubjectToCounterCheck-List	CRITICALITY ignore	TYPE E-RABs-SubjectToCounterCheck-List		PRESENCE mandatory}|
	{ ID id-MeNB-UE-X2AP-ID-Extension			CRITICALITY ignore	TYPE UE-X2AP-ID-Extension						PRESENCE optional}|
	{ ID id-SeNB-UE-X2AP-ID-Extension			CRITICALITY ignore	TYPE UE-X2AP-ID-Extension						PRESENCE optional},
	...
}
E-RABs-SubjectToCounterCheck-List ::= SEQUENCE (SIZE(1..maxnoofBearers)) OF ProtocolIE-Single-Container { {E-RABs-SubjectToCounterCheckItemIEs} }

E-RABs-SubjectToCounterCheckItemIEs X2AP-PROTOCOL-IES ::= {
	{ ID id-E-RABs-SubjectToCounterCheckItem	CRITICALITY ignore	TYPE E-RABs-SubjectToCounterCheckItem		PRESENCE mandatory},
	...
}

E-RABs-SubjectToCounterCheckItem ::= SEQUENCE {
	e-RAB-ID						E-RAB-ID,
	uL-Count						INTEGER (0..4294967295),
	dL-Count						INTEGER (0..4294967295),
	iE-Extensions					ProtocolExtensionContainer { {E-RABs-SubjectToCounterCheckItemExtIEs} } OPTIONAL,
	...
}

E-RABs-SubjectToCounterCheckItemExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	...
}

-- **************************************************************
--
-- X2 REMOVAL REQUEST
--
-- **************************************************************

X2RemovalRequest ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{X2RemovalRequest-IEs}},
	...
}

X2RemovalRequest-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-GlobalENB-ID				CRITICALITY reject	TYPE GlobalENB-ID			PRESENCE mandatory}|
	{ ID id-X2RemovalThreshold			CRITICALITY reject	TYPE X2BenefitValue			PRESENCE optional},
...
}



-- **************************************************************
--
-- X2 REMOVAL RESPONSE
--
-- **************************************************************

X2RemovalResponse ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{X2RemovalResponse-IEs}},
	...
}

X2RemovalResponse-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-GlobalENB-ID				CRITICALITY reject	TYPE GlobalENB-ID				PRESENCE mandatory}|
	{ ID id-CriticalityDiagnostics		CRITICALITY ignore	TYPE CriticalityDiagnostics		PRESENCE optional},
	...
}



-- **************************************************************
--
-- X2 REMOVAL FAILURE
--
-- **************************************************************

X2RemovalFailure ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{X2RemovalFailure-IEs}},
	...
}

X2RemovalFailure-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-Cause						CRITICALITY ignore	TYPE Cause							PRESENCE mandatory}|
	{ ID id-CriticalityDiagnostics		CRITICALITY ignore	TYPE CriticalityDiagnostics			PRESENCE optional},
	...
}


-- **************************************************************
--
-- RETRIEVE UE CONTEXT REQUEST
--
-- **************************************************************

RetrieveUEContextRequest ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{ RetrieveUEContextRequest-IEs}},
	...
}

RetrieveUEContextRequest-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-New-eNB-UE-X2AP-ID					CRITICALITY reject	TYPE UE-X2AP-ID				PRESENCE mandatory}|
	{ ID id-SeNB-UE-X2AP-ID-Extension			CRITICALITY reject	TYPE UE-X2AP-ID-Extension	PRESENCE optional}|
-- Allocated at the new eNB.
-- This IE contains an Extended eNB UE X2AP ID, which, together with the New eNB UE X2AP ID IE
-- represents the eNB UE X2AP ID allocated at the new eNB.
	{ ID id-resumeID							CRITICALITY reject	TYPE ResumeID				PRESENCE mandatory}|
	{ ID id-ShortMAC-I							CRITICALITY reject	TYPE ShortMAC-I				PRESENCE mandatory}|
	{ ID id-NewEUTRANCellIdentifier				CRITICALITY reject	TYPE EUTRANCellIdentifier	PRESENCE mandatory}|
	{ID id-FailureCellCRNTI						CRITICALITY reject	TYPE CRNTI					PRESENCE optional}|
	{ID id-FailureCellPCI						CRITICALITY reject	TYPE PCI					PRESENCE optional},
	...
}

-- **************************************************************
--
-- RETRIEVE UE CONTEXT RESPONSE
--
-- **************************************************************

RetrieveUEContextResponse ::= SEQUENCE {
	protocolIEs			ProtocolIE-Container	{{ RetrieveUEContextResponse-IEs}},
	...
}

RetrieveUEContextResponse-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-New-eNB-UE-X2AP-ID							CRITICALITY ignore	TYPE UE-X2AP-ID												PRESENCE mandatory}|
	{ ID id-New-eNB-UE-X2AP-ID-Extension				CRITICALITY ignore	TYPE UE-X2AP-ID-Extension								PRESENCE optional}|
	{ ID id-Old-eNB-UE-X2AP-ID							CRITICALITY ignore	TYPE UE-X2AP-ID												PRESENCE mandatory}|
	{ ID id-Old-eNB-UE-X2AP-ID-Extension				CRITICALITY ignore	TYPE UE-X2AP-ID-Extension								PRESENCE optional}|
	{ ID id-GUMMEI-ID									CRITICALITY reject	TYPE GUMMEI													PRESENCE mandatory}|
	{ ID id-UE-ContextInformationRetrieve				CRITICALITY reject	TYPE UE-ContextInformationRetrieve					PRESENCE mandatory}|
	{ ID id-TraceActivation								CRITICALITY ignore	TYPE TraceActivation										PRESENCE optional}|
	{ ID id-SRVCCOperationPossible						CRITICALITY ignore	TYPE SRVCCOperationPossible								PRESENCE optional}|
	{ ID id-Masked-IMEISV								CRITICALITY ignore	TYPE Masked-IMEISV											PRESENCE optional}|
	{ ID id-ExpectedUEBehaviour							CRITICALITY ignore	TYPE ExpectedUEBehaviour									PRESENCE optional}|
	{ ID id-ProSeAuthorized								CRITICALITY ignore	TYPE ProSeAuthorized										PRESENCE optional}|
	{ ID id-CriticalityDiagnostics						CRITICALITY ignore	TYPE CriticalityDiagnostics								PRESENCE optional}|
	{ ID id-V2XServicesAuthorized						CRITICALITY ignore	TYPE V2XServicesAuthorized								PRESENCE optional}|
	{ ID id-AerialUEsubscriptionInformation				CRITICALITY ignore	TYPE AerialUEsubscriptionInformation					PRESENCE optional}|
	{ ID id-Subscription-Based-UE-DifferentiationInfo	CRITICALITY ignore	TYPE Subscription-Based-UE-DifferentiationInfo	PRESENCE optional}|
	{ ID id-NRV2XServicesAuthorized						CRITICALITY ignore	TYPE NRV2XServicesAuthorized							PRESENCE optional}|
	{ ID id-PC5QoSParameters							CRITICALITY ignore	TYPE PC5QoSParameters										PRESENCE optional },
	...
}

UE-ContextInformationRetrieve ::= SEQUENCE {
	mME-UE-S1AP-ID						UE-S1AP-ID,
	uESecurityCapabilities				UESecurityCapabilities,
	aS-SecurityInformation				AS-SecurityInformation,
	uEaggregateMaximumBitRate			UEAggregateMaximumBitRate,
	subscriberProfileIDforRFP			SubscriberProfileIDforRFP		OPTIONAL,
	e-RABs-ToBeSetup-ListRetrieve		E-RABs-ToBeSetup-ListRetrieve,
	rRC-Context							RRC-Context,
	handoverRestrictionList				HandoverRestrictionList			OPTIONAL,
	locationReportingInformation		LocationReportingInformation	OPTIONAL,
	managBasedMDTallowed				ManagementBasedMDTallowed		OPTIONAL,
	managBasedMDTPLMNList				MDTPLMNList						OPTIONAL,
	iE-Extensions						ProtocolExtensionContainer { {UE-ContextInformationRetrieve-ExtIEs} } OPTIONAL,
	...
}

UE-ContextInformationRetrieve-ExtIEs X2AP-PROTOCOL-EXTENSION ::= {
{ ID id-UESidelinkAggregateMaximumBitRate	CRITICALITY ignore	EXTENSION UESidelinkAggregateMaximumBitRate		PRESENCE optional }|
{ ID id-AdditionalRRMPriorityIndex			CRITICALITY ignore	EXTENSION AdditionalRRMPriorityIndex					PRESENCE optional }|
{ ID id-EPCHandoverRestrictionListContainer CRITICALITY ignore	EXTENSION EPCHandoverRestrictionListContainer		PRESENCE optional }|
{ ID id-NRUESidelinkAggregateMaximumBitRate	CRITICALITY ignore	EXTENSION NRUESidelinkAggregateMaximumBitRate		PRESENCE optional}|
{ ID id-UERadioCapabilityID					CRITICALITY reject	EXTENSION UERadioCapabilityID							PRESENCE optional }|
{ ID id-IMSvoiceEPSfallbackfrom5G			CRITICALITY ignore	EXTENSION IMSvoiceEPSfallbackfrom5G					PRESENCE optional },
	...
}

E-RABs-ToBeSetup-ListRetrieve ::= SEQUENCE (SIZE(1..maxnoofBearers)) OF ProtocolIE-Single-Container { {E-RABs-ToBeSetupRetrieve-ItemIEs} }

E-RABs-ToBeSetupRetrieve-ItemIEs	X2AP-PROTOCOL-IES ::= {
	{ ID id-E-RABs-ToBeSetupRetrieve-Item	CRITICALITY ignore	TYPE E-RABs-ToBeSetupRetrieve-Item	PRESENCE mandatory},
	...
}

E-RABs-ToBeSetupRetrieve-Item ::= SEQUENCE {
	e-RAB-ID						E-RAB-ID,
	e-RAB-Level-QoS-Parameters		E-RAB-Level-QoS-Parameters,
	bearerType						BearerType	OPTIONAL,
	iE-Extensions					ProtocolExtensionContainer { {E-RABs-ToBeSetupRetrieve-ItemExtIEs} } OPTIONAL,
	...
}

E-RABs-ToBeSetupRetrieve-ItemExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	{ ID id-uL-GTPtunnelEndpoint		CRITICALITY reject	EXTENSION GTPtunnelEndpoint		PRESENCE mandatory}|
	{ ID id-dL-Forwarding				CRITICALITY ignore	EXTENSION DL-Forwarding			PRESENCE optional}|
	{ ID id-Ethernet-Type				CRITICALITY ignore	EXTENSION Ethernet-Type			PRESENCE optional}|
	{ ID id-SecurityIndication			CRITICALITY reject	EXTENSION SecurityIndication				PRESENCE optional}|
	{ ID id-SourceDLForwardingIPAddress		CRITICALITY ignore	EXTENSION TransportLayerAddress		PRESENCE optional},
	...
}

-- **************************************************************
--
-- RETRIEVE UE CONTEXT FAILURE
--
-- **************************************************************

RetrieveUEContextFailure ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{ RetrieveUEContextFailure-IEs}},
	...
}

RetrieveUEContextFailure-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-New-eNB-UE-X2AP-ID				CRITICALITY ignore	TYPE UE-X2AP-ID					PRESENCE mandatory}|
	{ ID id-New-eNB-UE-X2AP-ID-Extension	CRITICALITY ignore	TYPE UE-X2AP-ID-Extension		PRESENCE optional}|
	{ ID id-Cause							CRITICALITY ignore	TYPE Cause						PRESENCE mandatory}|
	{ ID id-CriticalityDiagnostics			CRITICALITY ignore	TYPE CriticalityDiagnostics		PRESENCE optional},
	...
}

-- **************************************************************
--
-- SGNB ADDITION REQUEST
--
-- **************************************************************

SgNBAdditionRequest ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container {{SgNBAdditionRequest-IEs}},
	...
}

SgNBAdditionRequest-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-MeNB-UE-X2AP-ID							CRITICALITY reject	TYPE UE-X2AP-ID										PRESENCE mandatory}|
	{ ID id-NRUESecurityCapabilities					CRITICALITY reject	TYPE NRUESecurityCapabilities					PRESENCE mandatory}|
	{ ID id-SgNBSecurityKey							CRITICALITY reject	TYPE SgNBSecurityKey									PRESENCE mandatory}|
	{ ID id-SgNBUEAggregateMaximumBitRate			CRITICALITY reject	TYPE UEAggregateMaximumBitRate					PRESENCE mandatory}|
	{ ID id-SelectedPLMN								CRITICALITY ignore	TYPE PLMN-Identity									PRESENCE optional}|
	{ ID id-HandoverRestrictionList					CRITICALITY ignore	TYPE HandoverRestrictionList						PRESENCE optional}|
	{ ID id-E-RABs-ToBeAdded-SgNBAddReqList			CRITICALITY reject	TYPE E-RABs-ToBeAdded-SgNBAddReqList			PRESENCE mandatory}|
	{ ID id-MeNBtoSgNBContainer						CRITICALITY reject	TYPE MeNBtoSgNBContainer								PRESENCE mandatory}|
	{ ID id-SgNB-UE-X2AP-ID							CRITICALITY reject	TYPE SgNB-UE-X2AP-ID									PRESENCE optional}|
	{ ID id-ExpectedUEBehaviour						CRITICALITY ignore	TYPE ExpectedUEBehaviour								PRESENCE optional}|
	{ ID id-MeNB-UE-X2AP-ID-Extension				CRITICALITY reject	TYPE UE-X2AP-ID-Extension							PRESENCE optional}|
	{ ID id-RequestedSplitSRBs						CRITICALITY reject	TYPE SplitSRBs										PRESENCE optional}|
	{ ID id-MeNBResourceCoordinationInformation		CRITICALITY ignore	TYPE MeNBResourceCoordinationInformation		PRESENCE optional}|
	{ ID id-SGNB-Addition-Trigger-Ind				CRITICALITY reject	TYPE SGNB-Addition-Trigger-Ind					PRESENCE optional}|
	{ ID id-SubscriberProfileIDforRFP				CRITICALITY ignore	TYPE SubscriberProfileIDforRFP					PRESENCE optional}|
	{ ID id-MeNBCell-ID								CRITICALITY reject	TYPE ECGI											PRESENCE mandatory}|
	{ ID id-DesiredActNotificationLevel				CRITICALITY ignore	TYPE DesiredActNotificationLevel				PRESENCE optional}|
	{ ID id-TraceActivation							CRITICALITY ignore	TYPE TraceActivation								PRESENCE optional}|
	{ ID id-LocationInformationSgNBReporting			CRITICALITY ignore	TYPE LocationInformationSgNBReporting			PRESENCE optional}|
	{ ID id-Masked-IMEISV							CRITICALITY ignore	TYPE Masked-IMEISV									PRESENCE optional}|
	{ ID id-AdditionalRRMPriorityIndex				CRITICALITY ignore	TYPE AdditionalRRMPriorityIndex					PRESENCE optional}|
	{ ID id-RequestedFastMCGRecoveryViaSRB3			CRITICALITY ignore	TYPE	 RequestedFastMCGRecoveryViaSRB3			PRESENCE optional}|
	{ ID id-UEContextReferenceatSourceNGRAN			CRITICALITY ignore	TYPE RAN-UE-NGAP-ID									PRESENCE optional}|
	{ ID id-ManagementBasedMDTallowed				CRITICALITY ignore	TYPE ManagementBasedMDTallowed					PRESENCE optional }|
	{ ID id-ManagementBasedMDTPLMNList				CRITICALITY ignore	TYPE MDTPLMNList									PRESENCE optional }|
	{ ID id-UERadioCapabilityID						CRITICALITY reject	TYPE UERadioCapabilityID							PRESENCE optional}|
	{ ID id-IABNodeIndication						CRITICALITY reject	TYPE IABNodeIndication								PRESENCE optional}|
	{ ID id-sourceNG-RAN-node-id					CRITICALITY ignore		TYPE Global-RAN-NODE-ID							PRESENCE optional}|
	{ ID id-UE-HistoryInformation					CRITICALITY ignore	TYPE UE-HistoryInformation						PRESENCE optional}|
	{ ID id-UE-HistoryInformationFromTheUE			CRITICALITY ignore	TYPE UE-HistoryInformationFromTheUE				PRESENCE optional}|
	{ ID id-PSCellChangeHistory				CRITICALITY ignore	TYPE PSCellChangeHistory								PRESENCE optional}|
	{ ID id-CHOinformation-AddReq					CRITICALITY reject	TYPE CHOinformation-AddReq						PRESENCE optional}|
	{ ID id-SCGActivationRequest					CRITICALITY ignore	TYPE SCGActivationRequest							PRESENCE optional}|
	{ ID id-CPAinformation-REQ						CRITICALITY reject	TYPE CPAinformation-REQ								PRESENCE optional},
	...
}

E-RABs-ToBeAdded-SgNBAddReqList ::= SEQUENCE (SIZE(1..maxnoofBearers)) OF ProtocolIE-Single-Container { {E-RABs-ToBeAdded-SgNBAddReq-ItemIEs} }

E-RABs-ToBeAdded-SgNBAddReq-ItemIEs	X2AP-PROTOCOL-IES ::= {
	{ ID id-E-RABs-ToBeAdded-SgNBAddReq-Item		CRITICALITY reject	TYPE E-RABs-ToBeAdded-SgNBAddReq-Item		PRESENCE mandatory},
	...
}

E-RABs-ToBeAdded-SgNBAddReq-Item ::= SEQUENCE {
	e-RAB-ID								E-RAB-ID,
	drb-ID								DRB-ID,
	en-DC-ResourceConfiguration			EN-DC-ResourceConfiguration,
	resource-configuration				CHOICE {
		sgNBPDCPpresent						E-RABs-ToBeAdded-SgNBAddReq-Item-SgNBPDCPpresent,
		sgNBPDCPnotpresent					E-RABs-ToBeAdded-SgNBAddReq-Item-SgNBPDCPnotpresent,
		...
	},
	iE-Extensions					ProtocolExtensionContainer { {E-RABs-ToBeAdded-SgNBAddReq-ItemExtIEs} }	OPTIONAL,
	...
}

E-RABs-ToBeAdded-SgNBAddReq-ItemExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	...
}

E-RABs-ToBeAdded-SgNBAddReq-Item-SgNBPDCPpresent ::= SEQUENCE {
	full-E-RAB-Level-QoS-Parameters				E-RAB-Level-QoS-Parameters,
	max-MCG-admit-E-RAB-Level-QoS-Parameters	GBR-QosInformation															OPTIONAL,
-- This IE shall be present if MCG resource and SCG resources IEs in the EN-DC Resource Configuration IE are set to “present” and GBR QoS Information IE is present in Full E-RAB Level QoS Parameters IE --
	dL-Forwarding								DL-Forwarding																		OPTIONAL,
	meNB-DL-GTP-TEIDatMCG						GTPtunnelEndpoint																	OPTIONAL,
-- This IE shall be present if MCG resource IE in the EN-DC Resource Configuration IE is set to “present” --
	s1-UL-GTPtunnelEndpoint						GTPtunnelEndpoint,
	iE-Extensions					ProtocolExtensionContainer { {E-RABs-ToBeAdded-SgNBAddReq-Item-SgNBPDCPpresentExtIEs} }	OPTIONAL,
	...
}

E-RABs-ToBeAdded-SgNBAddReq-Item-SgNBPDCPpresentExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	{ ID id-RLCMode-transferred					CRITICALITY ignore	EXTENSION RLCMode						PRESENCE optional}|
	{ ID id-BearerType							CRITICALITY ignore	EXTENSION BearerType					PRESENCE optional}|
	{ ID id-Ethernet-Type						CRITICALITY ignore	EXTENSION Ethernet-Type					PRESENCE optional}|
	{ ID id-SourceDLForwardingIPAddress			CRITICALITY ignore	EXTENSION TransportLayerAddress		PRESENCE optional}|
	{ ID id-SecurityIndication					CRITICALITY reject	EXTENSION SecurityIndication			PRESENCE optional}|
	{ ID id-SourceNodeDLForwardingIPAddress		CRITICALITY ignore	EXTENSION TransportLayerAddress		PRESENCE optional},
	...
}

E-RABs-ToBeAdded-SgNBAddReq-Item-SgNBPDCPnotpresent ::= SEQUENCE {
	requested-SCG-E-RAB-Level-QoS-Parameters		E-RAB-Level-QoS-Parameters,
	meNB-UL-GTP-TEIDatPDCP							GTPtunnelEndpoint,
	secondary-meNB-UL-GTP-TEIDatPDCP				GTPtunnelEndpoint	OPTIONAL,
	rlc-Mode										RLCMode,
	uL-Configuration								ULConfiguration	OPTIONAL,
-- This IE shall be present if MCG resource and SCG resources IEs in the EN-DC Resource Configuration IE are set to “present” --
	iE-Extensions					ProtocolExtensionContainer { {E-RABs-ToBeAdded-SgNBAddReq-Item-SgNBPDCPnotpresentExtIEs} }		 OPTIONAL,
	...
}

E-RABs-ToBeAdded-SgNBAddReq-Item-SgNBPDCPnotpresentExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	{ ID id-uLpDCPSnLength							CRITICALITY ignore	EXTENSION PDCPSnLength					PRESENCE optional}|
	{ ID id-dLPDCPSnLength							CRITICALITY ignore	EXTENSION PDCPSnLength					PRESENCE optional}|
	{ ID id-duplicationActivation					CRITICALITY ignore	EXTENSION DuplicationActivation		PRESENCE optional},
	...
}

-- **************************************************************
--
-- SGNB ADDITION REQUEST ACKNOWLEDGE
--
-- **************************************************************

SgNBAdditionRequestAcknowledge ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{SgNBAdditionRequestAcknowledge-IEs}},
	...
}

SgNBAdditionRequestAcknowledge-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-MeNB-UE-X2AP-ID								CRITICALITY reject	TYPE UE-X2AP-ID													PRESENCE mandatory}|
	{ ID id-SgNB-UE-X2AP-ID								CRITICALITY reject	TYPE SgNB-UE-X2AP-ID											PRESENCE mandatory}|
	{ ID id-E-RABs-Admitted-ToBeAdded-SgNBAddReqAckList	CRITICALITY ignore	TYPE E-RABs-Admitted-ToBeAdded-SgNBAddReqAckList		PRESENCE mandatory}|
	{ ID id-E-RABs-NotAdmitted-List						CRITICALITY ignore	TYPE E-RAB-List													PRESENCE optional}|
	{ ID id-SgNBtoMeNBContainer							CRITICALITY reject	TYPE SgNBtoMeNBContainer										PRESENCE mandatory}|
	{ ID id-CriticalityDiagnostics						CRITICALITY ignore	TYPE CriticalityDiagnostics									PRESENCE optional}|
	{ ID id-MeNB-UE-X2AP-ID-Extension					CRITICALITY reject	TYPE UE-X2AP-ID-Extension									PRESENCE optional}|
	{ ID id-AdmittedSplitSRBs							CRITICALITY reject	TYPE SplitSRBs													PRESENCE optional}|
	{ ID id-SgNBResourceCoordinationInformation			CRITICALITY ignore	TYPE SgNBResourceCoordinationInformation				PRESENCE optional}|
	{ ID id-RRCConfigIndication							CRITICALITY reject	TYPE RRC-Config-Ind												PRESENCE optional}|
	{ ID id-LocationInformationSgNB						CRITICALITY ignore	TYPE LocationInformationSgNB								PRESENCE optional}|
	{ ID id-AvailableFastMCGRecoveryViaSRB3				CRITICALITY ignore	TYPE AvailableFastMCGRecoveryViaSRB3						PRESENCE optional }|
	{ ID id-DirectForwardingPathAvailability			CRITICALITY ignore	TYPE DirectForwardingPathAvailability					PRESENCE optional }|
	{ ID id-SCGActivationStatus							CRITICALITY ignore	TYPE SCGActivationStatus										PRESENCE optional}|
	{ ID id-CPAinformation-REQ-ACK						CRITICALITY ignore	TYPE CPAinformation-REQ-ACK									PRESENCE optional},
	...
}

E-RABs-Admitted-ToBeAdded-SgNBAddReqAckList ::= SEQUENCE (SIZE (1..maxnoofBearers)) OF ProtocolIE-Single-Container { {E-RABs-Admitted-ToBeAdded-SgNBAddReqAck-ItemIEs} }

E-RABs-Admitted-ToBeAdded-SgNBAddReqAck-ItemIEs X2AP-PROTOCOL-IES ::= {
	{ ID id-E-RABs-Admitted-ToBeAdded-SgNBAddReqAck-Item	CRITICALITY ignore	TYPE E-RABs-Admitted-ToBeAdded-SgNBAddReqAck-Item 		PRESENCE mandatory}
}

E-RABs-Admitted-ToBeAdded-SgNBAddReqAck-Item ::= SEQUENCE {
	e-RAB-ID							E-RAB-ID,
	en-DC-ResourceConfiguration			EN-DC-ResourceConfiguration,
	resource-configuration				CHOICE {
		sgNBPDCPpresent						E-RABs-Admitted-ToBeAdded-SgNBAddReqAck-Item-SgNBPDCPpresent,
		sgNBPDCPnotpresent					E-RABs-Admitted-ToBeAdded-SgNBAddReqAck-Item-SgNBPDCPnotpresent,
		...
	},
	iE-Extensions					ProtocolExtensionContainer { {E-RABs-ToBeAdded-SgNBAddReqAck-ItemExtIEs} }	OPTIONAL,
	...
}

E-RABs-ToBeAdded-SgNBAddReqAck-ItemExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	...
}

E-RABs-Admitted-ToBeAdded-SgNBAddReqAck-Item-SgNBPDCPpresent ::= SEQUENCE {
	s1-DL-GTPtunnelEndpoint					GTPtunnelEndpoint,
	sgNB-UL-GTP-TEIDatPDCP					GTPtunnelEndpoint																						OPTIONAL,
-- This IE shall be present if MCG resource IE in the EN-DC Resource Configuration IE is set to “present” --
	rlc-Mode								RLCMode																									OPTIONAL,
-- This IE shall be present if MCG resource IE in the EN-DC Resource Configuration IE is set to “present” --
	dL-Forwarding-GTPtunnelEndpoint			GTPtunnelEndpoint																						OPTIONAL,
	uL-Forwarding-GTPtunnelEndpoint			GTPtunnelEndpoint																						OPTIONAL,
	mCG-E-RAB-Level-QoS-Parameters			E-RAB-Level-QoS-Parameters																				OPTIONAL,
-- This IE shall be present if MCG resource and SCG resource IEs in the EN-DC Resource Configuration IE are set to “present” and the GBR QoS Information IE is present in the Requested MCG E-RAB Level QoS Parameters IE --
	uL-Configuration							ULConfiguration																							OPTIONAL,
-- This IE shall be present if MCG resource and SCG resources IEs in the EN-DC Resource Configuration IE are set to “present” --
	iE-Extensions							ProtocolExtensionContainer { {E-RABs-Admitted-ToBeAdded-SgNBAddReqAck-Item-SgNBPDCPpresentExtIEs} }			OPTIONAL,
	...
}

E-RABs-Admitted-ToBeAdded-SgNBAddReqAck-Item-SgNBPDCPpresentExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	{ ID id-uLpDCPSnLength							CRITICALITY ignore	EXTENSION PDCPSnLength					PRESENCE optional}|
	{ ID id-dLPDCPSnLength							CRITICALITY ignore	EXTENSION PDCPSnLength					PRESENCE optional}|
	{ ID id-SourceDLForwardingIPAddress			CRITICALITY ignore	EXTENSION TransportLayerAddress		PRESENCE optional}|
	{ ID id-SecurityResult							CRITICALITY ignore	EXTENSION SecurityResult					PRESENCE optional},
	...
}

E-RABs-Admitted-ToBeAdded-SgNBAddReqAck-Item-SgNBPDCPnotpresent ::= SEQUENCE {
	sgNB-DL-GTP-TEIDatSCG				GTPtunnelEndpoint,
	secondary-sgNB-DL-GTP-TEIDatSCG		GTPtunnelEndpoint		OPTIONAL,
	iE-Extensions						ProtocolExtensionContainer { {E-RABs-Admitted-ToBeAdded-SgNBAddReqAck-Item-SgNBPDCPnotpresentExtIEs} } 		OPTIONAL,
	...
}

E-RABs-Admitted-ToBeAdded-SgNBAddReqAck-Item-SgNBPDCPnotpresentExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	{ ID id-lCID				CRITICALITY ignore	EXTENSION LCID			PRESENCE optional},
	...
}



-- **************************************************************
--
-- SGNB ADDITION REQUEST REJECT
--
-- **************************************************************

SgNBAdditionRequestReject ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{SgNBAdditionRequestReject-IEs}},
	...
}

SgNBAdditionRequestReject-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-MeNB-UE-X2AP-ID					CRITICALITY reject	TYPE UE-X2AP-ID					PRESENCE mandatory}|
	{ ID id-SgNB-UE-X2AP-ID					CRITICALITY reject	TYPE SgNB-UE-X2AP-ID			PRESENCE optional}|
	{ ID id-Cause							CRITICALITY ignore	TYPE Cause						PRESENCE mandatory}|
	{ ID id-CriticalityDiagnostics			CRITICALITY ignore	TYPE CriticalityDiagnostics		PRESENCE optional}|
	{ ID id-MeNB-UE-X2AP-ID-Extension		CRITICALITY reject	TYPE UE-X2AP-ID-Extension		PRESENCE optional},
	...
}


-- **************************************************************
--
-- SGNB RECONFIGURATION COMPLETE
--
-- **************************************************************

SgNBReconfigurationComplete ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{SgNBReconfigurationComplete-IEs}},
	...
}

SgNBReconfigurationComplete-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-MeNB-UE-X2AP-ID							CRITICALITY reject	TYPE UE-X2AP-ID											PRESENCE mandatory}|
	{ ID id-SgNB-UE-X2AP-ID							CRITICALITY reject	TYPE SgNB-UE-X2AP-ID									PRESENCE mandatory}|
	{ ID id-ResponseInformationSgNBReconfComp		CRITICALITY ignore	TYPE ResponseInformationSgNBReconfComp			PRESENCE mandatory}|
	{ ID id-MeNB-UE-X2AP-ID-Extension				CRITICALITY reject	TYPE UE-X2AP-ID-Extension								PRESENCE optional},
	...
}

ResponseInformationSgNBReconfComp ::= CHOICE {
	success-SgNBReconfComp				ResponseInformationSgNBReconfComp-SuccessItem,
	reject-by-MeNB-SgNBReconfComp		ResponseInformationSgNBReconfComp-RejectByMeNBItem,
	...
}

ResponseInformationSgNBReconfComp-SuccessItem ::= SEQUENCE {
	meNBtoSgNBContainer				MeNBtoSgNBContainer					OPTIONAL,
	iE-Extensions					ProtocolExtensionContainer { {ResponseInformationSgNBReconfComp-SuccessItemExtIEs} }	OPTIONAL,
	...
}

ResponseInformationSgNBReconfComp-SuccessItemExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	...
}

ResponseInformationSgNBReconfComp-RejectByMeNBItem ::= SEQUENCE {
	cause							Cause,
	iE-Extensions					ProtocolExtensionContainer { {ResponseInformationSgNBReconfComp-RejectByMeNBItemExtIEs} }		OPTIONAL,
	...
}

ResponseInformationSgNBReconfComp-RejectByMeNBItemExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	...
}


-- **************************************************************
--
-- SGNB MODIFICATION REQUEST
--
-- **************************************************************

SgNBModificationRequest ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{ SgNBModificationRequest-IEs}},
	...
}

SgNBModificationRequest-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-MeNB-UE-X2AP-ID							CRITICALITY reject	TYPE UE-X2AP-ID											PRESENCE mandatory}|
	{ ID id-SgNB-UE-X2AP-ID							CRITICALITY reject	TYPE SgNB-UE-X2AP-ID									PRESENCE mandatory}|
	{ ID id-Cause									CRITICALITY ignore	TYPE Cause												PRESENCE mandatory}|
	{ ID id-SelectedPLMN							CRITICALITY ignore	TYPE PLMN-Identity										PRESENCE optional}|
	{ ID id-HandoverRestrictionList					CRITICALITY ignore	TYPE HandoverRestrictionList							PRESENCE optional}|
	{ ID	id-SCGConfigurationQuery				CRITICALITY ignore	TYPE SCGConfigurationQuery							PRESENCE optional}|
	{ ID id-UE-ContextInformation-SgNBModReq		CRITICALITY reject	TYPE UE-ContextInformation-SgNBModReq				PRESENCE optional}|
	{ ID id-MeNBtoSgNBContainer						CRITICALITY reject	TYPE MeNBtoSgNBContainer								PRESENCE optional}|
	{ ID id-MeNB-UE-X2AP-ID-Extension				CRITICALITY reject	TYPE UE-X2AP-ID-Extension								PRESENCE optional}|
	{ ID id-MeNBResourceCoordinationInformation		CRITICALITY ignore	TYPE MeNBResourceCoordinationInformation			PRESENCE optional}|
	{ ID id-RequestedSplitSRBs						CRITICALITY ignore	TYPE SplitSRBs											PRESENCE optional}|
	{ ID id-RequestedSplitSRBsrelease				CRITICALITY ignore	TYPE SplitSRBs											PRESENCE optional}|
	{ ID id-DesiredActNotificationLevel				CRITICALITY ignore	TYPE DesiredActNotificationLevel					PRESENCE optional}|
	{ ID id-LocationInformationSgNBReporting		CRITICALITY ignore	TYPE LocationInformationSgNBReporting				PRESENCE optional}|
	{ ID id-MeNBCell-ID								CRITICALITY ignore	TYPE ECGI												PRESENCE optional}|
	{ ID id-RequestedFastMCGRecoveryViaSRB3			CRITICALITY ignore	TYPE RequestedFastMCGRecoveryViaSRB3				PRESENCE optional}|
	{ ID id-RequestedFastMCGRecoveryViaSRB3Release	CRITICALITY ignore	TYPE RequestedFastMCGRecoveryViaSRB3Release		PRESENCE optional}|
	{ ID id-SNtriggered								CRITICALITY ignore	TYPE SNtriggered										PRESENCE optional}|
	{ ID id-IABNodeIndication						CRITICALITY	reject	TYPE IABNodeIndication									PRESENCE optional}|
	{ ID id-PSCellHistoryInformationRetrieve		CRITICALITY ignore	TYPE PSCellHistoryInformationRetrieve				PRESENCE optional}|
	{ ID id-UE-HistoryInformationFromTheUE			CRITICALITY ignore	TYPE UE-HistoryInformationFromTheUE				PRESENCE optional}|
	{ ID id-CHOinformation-ModReq					CRITICALITY ignore	TYPE CHOinformation-ModReq							PRESENCE optional}|
	{ ID id-SCGActivationRequest					CRITICALITY ignore	TYPE SCGActivationRequest								PRESENCE optional}|
	{ ID id-CPAinformation-MOD						CRITICALITY ignore	TYPE CPAinformation-MOD									PRESENCE optional}|
	{ ID id-CPCupdate-MOD							CRITICALITY ignore	TYPE CPCupdate-MOD										PRESENCE optional},
	...
}

UE-ContextInformation-SgNBModReq ::= SEQUENCE {
	nRUE-SecurityCapabilities		NRUESecurityCapabilities															OPTIONAL,
	sgNB-SecurityKey				SgNBSecurityKey 																	OPTIONAL,
	sgNBUEAggregateMaximumBitRate	UEAggregateMaximumBitRate															OPTIONAL,
	e-RABs-ToBeAdded				E-RABs-ToBeAdded-SgNBModReq-List													OPTIONAL,
	e-RABs-ToBeModified				E-RABs-ToBeModified-SgNBModReq-List													OPTIONAL,
	e-RABs-ToBeReleased				E-RABs-ToBeReleased-SgNBModReq-List													OPTIONAL,
	iE-Extensions					ProtocolExtensionContainer { {UE-ContextInformationSgNBModReqExtIEs} }			OPTIONAL,
	...
}

UE-ContextInformationSgNBModReqExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	{	ID id-SubscriberProfileIDforRFP					CRITICALITY ignore	EXTENSION SubscriberProfileIDforRFP									PRESENCE optional}|
	{ ID id-AdditionalRRMPriorityIndex				CRITICALITY ignore	EXTENSION AdditionalRRMPriorityIndex					PRESENCE optional}|
	{ID id-LowerLayerPresenceStatusChange			CRITICALITY ignore	EXTENSION LowerLayerPresenceStatusChange				PRESENCE optional},
	...
}

E-RABs-ToBeAdded-SgNBModReq-List ::= SEQUENCE (SIZE(1..maxnoofBearers)) OF ProtocolIE-Single-Container { {E-RABs-ToBeAdded-SgNBModReq-ItemIEs} }

E-RABs-ToBeAdded-SgNBModReq-ItemIEs X2AP-PROTOCOL-IES ::= {
	{ ID id-E-RABs-ToBeAdded-SgNBModReq-Item		CRITICALITY ignore	TYPE E-RABs-ToBeAdded-SgNBModReq-Item		PRESENCE mandatory},
	...
}

E-RABs-ToBeAdded-SgNBModReq-Item ::= SEQUENCE {
	e-RAB-ID								E-RAB-ID,
	drb-ID									DRB-ID,
	en-DC-ResourceConfiguration				EN-DC-ResourceConfiguration,
	resource-configuration					CHOICE {
		sgNBPDCPpresent						E-RABs-ToBeAdded-SgNBModReq-Item-SgNBPDCPpresent,
		sgNBPDCPnotpresent					E-RABs-ToBeAdded-SgNBModReq-Item-SgNBPDCPnotpresent,
		...
	},
	iE-Extensions					ProtocolExtensionContainer { {E-RABs-ToBeAdded-SgNBModReq-ItemExtIEs} }	OPTIONAL,
	...
}

E-RABs-ToBeAdded-SgNBModReq-ItemExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	...
}

E-RABs-ToBeAdded-SgNBModReq-Item-SgNBPDCPpresent ::= SEQUENCE {
	full-E-RAB-Level-QoS-Parameters			E-RAB-Level-QoS-Parameters,
	max-MN-admit-E-RAB-Level-QoS-Parameters	GBR-QosInformation															OPTIONAL,
-- This IE shall be present if MCG resource and SCG resources IEs in the EN-DC Resource Configuration IE are set to “present” and GBR QoS Information IE is present in Full E-RAB Level QoS Parameters IE --
	dL-Forwarding							DL-Forwarding																		OPTIONAL,
	meNB-DL-GTP-TEIDatMCG					GTPtunnelEndpoint																	OPTIONAL,
-- This IE shall be present if MCG resource IE in the EN-DC Resource Configuration IE is set to “present” --
	s1-UL-GTPtunnelEndpoint					GTPtunnelEndpoint,
	iE-Extensions					ProtocolExtensionContainer { {E-RABs-ToBeAdded-SgNBModReq-Item-SgNBPDCPpresentExtIEs} }		OPTIONAL,
	...
}

E-RABs-ToBeAdded-SgNBModReq-Item-SgNBPDCPpresentExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	{ ID id-RLCMode-transferred					CRITICALITY ignore	EXTENSION RLCMode					PRESENCE optional}|
	{ ID id-BearerType							CRITICALITY ignore	EXTENSION BearerType				PRESENCE optional}|
	{ ID id-Ethernet-Type						CRITICALITY ignore	EXTENSION Ethernet-Type				PRESENCE optional}|
	{ ID id-SecurityIndication					CRITICALITY reject	EXTENSION SecurityIndication		PRESENCE optional}|
	{ ID id-SourceDLForwardingIPAddress			CRITICALITY ignore	EXTENSION TransportLayerAddress	PRESENCE optional},
	...
}

E-RABs-ToBeAdded-SgNBModReq-Item-SgNBPDCPnotpresent ::= SEQUENCE {
	requested-SCG-E-RAB-Level-QoS-Parameters		E-RAB-Level-QoS-Parameters,
	meNB-UL-GTP-TEIDatPDCP							GTPtunnelEndpoint,
	secondary-meNB-UL-GTP-TEIDatPDCP				GTPtunnelEndpoint		OPTIONAL,
	rlc-Mode										RLCMode,
	uL-Configuration								ULConfiguration																OPTIONAL,
-- This IE shall be present if MCG resource and SCG resources IEs in the EN-DC Resource Configuration IE are set to “present” --
	iE-Extensions					ProtocolExtensionContainer { {E-RABs-ToBeAdded-SgNBModReq-Item-SgNBPDCPnotpresentExtIEs} } 		OPTIONAL,
	...
}

E-RABs-ToBeAdded-SgNBModReq-Item-SgNBPDCPnotpresentExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	{ ID id-uLpDCPSnLength							CRITICALITY ignore	EXTENSION PDCPSnLength					PRESENCE optional}|
	{ ID id-dLPDCPSnLength							CRITICALITY ignore	EXTENSION PDCPSnLength					PRESENCE optional}|
	{ ID id-duplicationActivation					CRITICALITY ignore	EXTENSION DuplicationActivation		PRESENCE optional},
	...
}


E-RABs-ToBeModified-SgNBModReq-List ::= SEQUENCE (SIZE(1..maxnoofBearers)) OF ProtocolIE-Single-Container { {E-RABs-ToBeModified-SgNBModReq-ItemIEs} }

E-RABs-ToBeModified-SgNBModReq-ItemIEs X2AP-PROTOCOL-IES ::= {
	{ ID id-E-RABs-ToBeModified-SgNBModReq-Item	CRITICALITY ignore	TYPE E-RABs-ToBeModified-SgNBModReq-Item		PRESENCE mandatory},
	...
}


E-RABs-ToBeModified-SgNBModReq-Item ::= SEQUENCE {
	e-RAB-ID								E-RAB-ID,
	en-DC-ResourceConfiguration			EN-DC-ResourceConfiguration,
	resource-configuration				CHOICE {
		sgNBPDCPpresent						E-RABs-ToBeModified-SgNBModReq-Item-SgNBPDCPpresent,
		sgNBPDCPnotpresent					E-RABs-ToBeModified-SgNBModReq-Item-SgNBPDCPnotpresent,
		...
	},
	iE-Extensions					ProtocolExtensionContainer { {E-RABs-ToBeModified-SgNBModReq-ItemExtIEs} }	OPTIONAL,
	...
}

E-RABs-ToBeModified-SgNBModReq-ItemExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	...
}

E-RABs-ToBeModified-SgNBModReq-Item-SgNBPDCPpresent ::= SEQUENCE {
	full-E-RAB-Level-QoS-Parameters			E-RAB-Level-QoS-Parameters																		OPTIONAL,
	max-MN-admit-E-RAB-Level-QoS-Parameters	GBR-QosInformation																				OPTIONAL,
	meNB-DL-GTP-TEIDatMCG					GTPtunnelEndpoint																				OPTIONAL,
	s1-UL-GTPtunnelEndpoint					GTPtunnelEndpoint																				OPTIONAL,
	iE-Extensions					ProtocolExtensionContainer { {E-RABs-ToBeModified-SgNBModReq-Item-SgNBPDCPpresentExtIEs} } 	OPTIONAL,
	...
}

E-RABs-ToBeModified-SgNBModReq-Item-SgNBPDCPpresentExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	{ ID id-RLC-Status			CRITICALITY ignore			EXTENSION RLC-Status				PRESENCE optional },
	...
}

E-RABs-ToBeModified-SgNBModReq-Item-SgNBPDCPnotpresent ::= SEQUENCE {
	requested-SCG-E-RAB-Level-QoS-Parameters		E-RAB-Level-QoS-Parameters																			OPTIONAL,
	meNB-UL-GTP-TEIDatPDCP						GTPtunnelEndpoint																					OPTIONAL,
	uL-Configuration								ULConfiguration																						OPTIONAL,
	iE-Extensions					ProtocolExtensionContainer { {E-RABs-ToBeModified-SgNBModReq-Item-SgNBPDCPnotpresentExtIEs} } 	OPTIONAL,
	...
}

E-RABs-ToBeModified-SgNBModReq-Item-SgNBPDCPnotpresentExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	{ ID id-uLpDCPSnLength							CRITICALITY ignore	EXTENSION PDCPSnLength					PRESENCE optional}|
	{ ID id-dLPDCPSnLength							CRITICALITY ignore	EXTENSION PDCPSnLength					PRESENCE optional}|
	{ ID id-secondarymeNBULGTPTEIDatPDCP			CRITICALITY ignore	EXTENSION GTPtunnelEndpoint			PRESENCE optional},
	...
}

E-RABs-ToBeReleased-SgNBModReq-List ::= SEQUENCE (SIZE(1..maxnoofBearers)) OF ProtocolIE-Single-Container { {E-RABs-ToBeReleased-SgNBModReq-ItemIEs} }

E-RABs-ToBeReleased-SgNBModReq-ItemIEs X2AP-PROTOCOL-IES ::= {
	{ ID id-E-RABs-ToBeReleased-SgNBModReq-Item	CRITICALITY ignore	TYPE E-RABs-ToBeReleased-SgNBModReq-Item		PRESENCE mandatory},
	...
}

E-RABs-ToBeReleased-SgNBModReq-Item ::= SEQUENCE {
	e-RAB-ID								E-RAB-ID,
	en-DC-ResourceConfiguration			EN-DC-ResourceConfiguration,
	resource-configuration				CHOICE {
		sgNBPDCPpresent						E-RABs-ToBeReleased-SgNBModReq-Item-SgNBPDCPpresent,
		sgNBPDCPnotpresent					E-RABs-ToBeReleased-SgNBModReq-Item-SgNBPDCPnotpresent,
		...
	},
	iE-Extensions					ProtocolExtensionContainer { {E-RABs-ToBeReleased-SgNBModReq-ItemExtIEs} }	OPTIONAL,
	...
}

E-RABs-ToBeReleased-SgNBModReq-ItemExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	...
}

E-RABs-ToBeReleased-SgNBModReq-Item-SgNBPDCPpresent ::= SEQUENCE {
	dL-GTPtunnelEndpoint			GTPtunnelEndpoint																				OPTIONAL,
	uL-GTPtunnelEndpoint			GTPtunnelEndpoint																				OPTIONAL,
	iE-Extensions				ProtocolExtensionContainer { {E-RABs-ToBeReleased-SgNBModReq-Item-SgNBPDCPpresentExtIEs} } 	OPTIONAL,
	...
}

E-RABs-ToBeReleased-SgNBModReq-Item-SgNBPDCPpresentExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	...
}

E-RABs-ToBeReleased-SgNBModReq-Item-SgNBPDCPnotpresent ::= SEQUENCE {
	iE-Extensions					ProtocolExtensionContainer { {E-RABs-ToBeReleased-SgNBModReq-Item-SgNBPDCPnotpresentExtIEs} } 	OPTIONAL,
	...
}

E-RABs-ToBeReleased-SgNBModReq-Item-SgNBPDCPnotpresentExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	...
}



-- **************************************************************
--
-- SGNB MODIFICATION REQUEST ACKNOWLEDGE
--
-- **************************************************************

SgNBModificationRequestAcknowledge ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{SgNBModificationRequestAcknowledge-IEs}},
	...
}

SgNBModificationRequestAcknowledge-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-MeNB-UE-X2AP-ID								CRITICALITY ignore	TYPE UE-X2AP-ID													PRESENCE mandatory}|
	{ ID id-SgNB-UE-X2AP-ID								CRITICALITY ignore	TYPE SgNB-UE-X2AP-ID												PRESENCE mandatory}|
	{ ID id-E-RABs-Admitted-ToBeAdded-SgNBModAckList		CRITICALITY ignore	TYPE E-RABs-Admitted-ToBeAdded-SgNBModAckList			PRESENCE optional}|
	{ ID id-E-RABs-Admitted-ToBeModified-SgNBModAckList	CRITICALITY ignore	TYPE E-RABs-Admitted-ToBeModified-SgNBModAckList		PRESENCE optional}|
	{ ID id-E-RABs-Admitted-ToBeReleased-SgNBModAckList	CRITICALITY ignore	TYPE E-RABs-Admitted-ToBeReleased-SgNBModAckList		PRESENCE optional}|
	{ ID id-E-RABs-NotAdmitted-List						CRITICALITY ignore	TYPE E-RAB-List													PRESENCE optional}|
	{ ID id-SgNBtoMeNBContainer							CRITICALITY ignore	TYPE SgNBtoMeNBContainer										PRESENCE optional}|
	{ ID id-CriticalityDiagnostics						CRITICALITY ignore	TYPE CriticalityDiagnostics									PRESENCE optional}|
	{ ID id-MeNB-UE-X2AP-ID-Extension					CRITICALITY ignore	TYPE UE-X2AP-ID-Extension									PRESENCE optional}|
	{ ID id-SgNBResourceCoordinationInformation			CRITICALITY ignore	TYPE SgNBResourceCoordinationInformation				PRESENCE optional}|
	{ ID id-AdmittedSplitSRBs							CRITICALITY ignore	TYPE SplitSRBs													PRESENCE optional}|
	{ ID id-AdmittedSplitSRBsrelease						CRITICALITY ignore	TYPE SplitSRBs													PRESENCE optional}|
	{ ID id-RRCConfigIndication							CRITICALITY reject	TYPE RRC-Config-Ind												PRESENCE optional}|
	{ ID id-LocationInformationSgNB						CRITICALITY ignore	TYPE LocationInformationSgNB								PRESENCE optional}|
	{ ID id-AvailableFastMCGRecoveryViaSRB3				CRITICALITY ignore	TYPE AvailableFastMCGRecoveryViaSRB3						PRESENCE optional}|
	{ ID id-ReleaseFastMCGRecoveryViaSRB3		CRITICALITY ignore	TYPE ReleaseFastMCGRecoveryViaSRB3									PRESENCE optional}|
	{ ID id-SCG-UE-HistoryInformation					CRITICALITY ignore	TYPE SCG-UE-HistoryInformation							PRESENCE optional}|
	{ ID id-SCGActivationStatus							CRITICALITY ignore	TYPE SCGActivationStatus										PRESENCE optional}|
	{ ID id-CPAinformation-MOD-ACK						CRITICALITY reject	TYPE CPAinformation-MOD-ACK									PRESENCE optional},
	...
}

E-RABs-Admitted-ToBeAdded-SgNBModAckList ::= SEQUENCE (SIZE (1..maxnoofBearers)) OF ProtocolIE-Single-Container { {E-RABs-Admitted-ToBeAdded-SgNBModAck-ItemIEs} }

E-RABs-Admitted-ToBeAdded-SgNBModAck-ItemIEs X2AP-PROTOCOL-IES ::= {
	{ ID id-E-RABs-Admitted-ToBeAdded-SgNBModAck-Item 	CRITICALITY ignore	TYPE E-RABs-Admitted-ToBeAdded-SgNBModAck-Item		PRESENCE mandatory}
}

E-RABs-Admitted-ToBeAdded-SgNBModAck-Item ::= SEQUENCE {
	e-RAB-ID								E-RAB-ID,
	en-DC-ResourceConfiguration			EN-DC-ResourceConfiguration,
	resource-configuration				CHOICE {
		sgNBPDCPpresent						E-RABs-Admitted-ToBeAdded-SgNBModAck-Item-SgNBPDCPpresent,
		sgNBPDCPnotpresent					E-RABs-Admitted-ToBeAdded-SgNBModAck-Item-SgNBPDCPnotpresent,
		...
	},
	iE-Extensions					ProtocolExtensionContainer { {E-RABs-Admitted-ToBeAdded-SgNBModAck-ItemExtIEs} }	OPTIONAL,
	...
}

E-RABs-Admitted-ToBeAdded-SgNBModAck-ItemExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	...
}

E-RABs-Admitted-ToBeAdded-SgNBModAck-Item-SgNBPDCPpresent ::= SEQUENCE {
	s1-DL-GTPtunnelEndpoint					GTPtunnelEndpoint,
	sgNB-UL-GTP-TEIDatPDCP					GTPtunnelEndpoint																					OPTIONAL,
-- This IE shall be present if MCG resource IE in the EN-DC Resource Configuration IE are set to “present” --
	rlc-Mode									RLCMode																								OPTIONAL,
-- This IE shall be present if MCG resource IE in the EN-DC Resource Configuration IE are set to “present” --
	dL-Forwarding-GTPtunnelEndpoint			GTPtunnelEndpoint																					OPTIONAL,
	uL-Forwarding-GTPtunnelEndpoint			GTPtunnelEndpoint																					OPTIONAL,
	mCG-E-RAB-Level-QoS-Parameters			E-RAB-Level-QoS-Parameters																			OPTIONAL,
-- This IE shall be present if MCG resource and SCG resource IEs in the EN-DC Resource Configuration IE are set to “present” and the GBR QoS Information IE is present in the Requested MCG E-RAB Level QoS Parameters IE --
	uL-Configuration						ULConfiguration																							OPTIONAL,
-- This IE shall be present if MCG resource and SCG resources IEs in the EN-DC Resource Configuration IE are set to “present” --
	iE-Extensions					ProtocolExtensionContainer { {E-RABs-Admitted-ToBeAdded-SgNBModAck-Item-SgNBPDCPpresentExtIEs} }		OPTIONAL,
	...
}

E-RABs-Admitted-ToBeAdded-SgNBModAck-Item-SgNBPDCPpresentExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	{ ID id-uLpDCPSnLength							CRITICALITY ignore	EXTENSION PDCPSnLength					PRESENCE optional}|
	{ ID id-dLPDCPSnLength							CRITICALITY ignore	EXTENSION PDCPSnLength					PRESENCE optional}|
	{ ID id-SecurityResult							CRITICALITY ignore	EXTENSION SecurityResult				PRESENCE optional}|
	{ ID id-SourceDLForwardingIPAddress				CRITICALITY ignore	EXTENSION TransportLayerAddress		PRESENCE optional},
	...
}

E-RABs-Admitted-ToBeAdded-SgNBModAck-Item-SgNBPDCPnotpresent ::= SEQUENCE {
	sgNB-DL-GTP-TEIDatSCG					GTPtunnelEndpoint,
	secondary-sgNB-DL-GTP-TEIDatSCG			GTPtunnelEndpoint			OPTIONAL,
	iE-Extensions					ProtocolExtensionContainer { {E-RABs-Admitted-ToBeAdded-SgNBModAck-Item-SgNBPDCPnotpresentExtIEs} } OPTIONAL,
	...
}

E-RABs-Admitted-ToBeAdded-SgNBModAck-Item-SgNBPDCPnotpresentExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	{ID id-lCID				CRITICALITY ignore	EXTENSION LCID		PRESENCE optional},
	...
}

E-RABs-Admitted-ToBeModified-SgNBModAckList ::= SEQUENCE (SIZE (1..maxnoofBearers)) OF ProtocolIE-Single-Container { {E-RABs-Admitted-ToBeModified-SgNBModAck-ItemIEs} }

E-RABs-Admitted-ToBeModified-SgNBModAck-ItemIEs X2AP-PROTOCOL-IES ::= {
	{ ID id-E-RABs-Admitted-ToBeModified-SgNBModAck-Item		CRITICALITY ignore	TYPE E-RABs-Admitted-ToBeModified-SgNBModAck-Item		PRESENCE mandatory}
}

E-RABs-Admitted-ToBeModified-SgNBModAck-Item ::= SEQUENCE {
	e-RAB-ID								E-RAB-ID,
	en-DC-ResourceConfiguration			EN-DC-ResourceConfiguration,
	resource-configuration				CHOICE {
		sgNBPDCPpresent						E-RABs-Admitted-ToBeModified-SgNBModAck-Item-SgNBPDCPpresent,
		sgNBPDCPnotpresent					E-RABs-Admitted-ToBeModified-SgNBModAck-Item-SgNBPDCPnotpresent,
		...
	},
	iE-Extensions					ProtocolExtensionContainer { {E-RABs-ToBeAdded-SgNBModAck-ItemExtIEs} }	OPTIONAL,
	...
}

E-RABs-ToBeAdded-SgNBModAck-ItemExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	...
}

E-RABs-Admitted-ToBeModified-SgNBModAck-Item-SgNBPDCPpresent ::= SEQUENCE {
	s1-DL-GTPtunnelEndpoint					GTPtunnelEndpoint																						OPTIONAL,
	sgNB-UL-GTP-TEIDatPDCP					GTPtunnelEndpoint																						OPTIONAL,
	mCG-E-RAB-Level-QoS-Parameters			E-RAB-Level-QoS-Parameters																				OPTIONAL,
	uL-Configuration							ULConfiguration																							OPTIONAL,
	iE-Extensions					ProtocolExtensionContainer { {E-RABs-Admitted-ToBeModified-SgNBModAck-Item-SgNBPDCPpresentExtIEs} } 	OPTIONAL,
	...
}

E-RABs-Admitted-ToBeModified-SgNBModAck-Item-SgNBPDCPpresentExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	{ ID id-uLpDCPSnLength							CRITICALITY ignore	EXTENSION PDCPSnLength					PRESENCE optional}|
	{ ID id-dLPDCPSnLength							CRITICALITY ignore	EXTENSION PDCPSnLength					PRESENCE optional},
	...
}

E-RABs-Admitted-ToBeModified-SgNBModAck-Item-SgNBPDCPnotpresent ::= SEQUENCE {
	sgNB-DL-GTP-TEIDatSCG					GTPtunnelEndpoint																								OPTIONAL,
	iE-Extensions					ProtocolExtensionContainer { {E-RABs-Admitted-ToBeModified-SgNBModAck-Item-SgNBPDCPnotpresentExtIEs} } 	OPTIONAL,
	...
}

E-RABs-Admitted-ToBeModified-SgNBModAck-Item-SgNBPDCPnotpresentExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	{ ID id-secondarysgNBDLGTPTEIDatPDCP			CRITICALITY ignore	EXTENSION GTPtunnelEndpoint				PRESENCE optional}|
	{ ID id-RLC-Status								CRITICALITY ignore			EXTENSION RLC-Status				PRESENCE optional },
	...
}

E-RABs-Admitted-ToBeReleased-SgNBModAckList ::= SEQUENCE (SIZE (1..maxnoofBearers)) OF ProtocolIE-Single-Container { {E-RABs-Admitted-ToBeReleased-SgNBModAck-ItemIEs} }

E-RABs-Admitted-ToBeReleased-SgNBModAck-ItemIEs X2AP-PROTOCOL-IES ::= {
	{ ID id-E-RABs-Admitted-ToBeReleased-SgNBModAck-Item		CRITICALITY ignore	TYPE E-RABs-Admitted-ToReleased-SgNBModAck-Item		PRESENCE mandatory}
}

E-RABs-Admitted-ToReleased-SgNBModAck-Item ::= SEQUENCE {
	e-RAB-ID							E-RAB-ID,
	en-DC-ResourceConfiguration			EN-DC-ResourceConfiguration,
	resource-configuration				CHOICE {
		sgNBPDCPpresent						E-RABs-Admitted-ToBeReleased-SgNBModAck-Item-SgNBPDCPpresent,
		sgNBPDCPnotpresent					E-RABs-Admitted-ToBeReleased-SgNBModAck-Item-SgNBPDCPnotpresent,
		...
	},
	iE-Extensions					ProtocolExtensionContainer { {E-RABs-ToBeReleased-SgNBModAck-ItemExtIEs} }	OPTIONAL,
	...
}

E-RABs-ToBeReleased-SgNBModAck-ItemExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	...
}

E-RABs-Admitted-ToBeReleased-SgNBModAck-Item-SgNBPDCPpresent ::= SEQUENCE {
	iE-Extensions				ProtocolExtensionContainer { {E-RABs-Admitted-ToBeReleased-SgNBModAck-Item-SgNBPDCPpresentExtIEs} }		OPTIONAL,
	...
}

E-RABs-Admitted-ToBeReleased-SgNBModAck-Item-SgNBPDCPpresentExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	...
}

E-RABs-Admitted-ToBeReleased-SgNBModAck-Item-SgNBPDCPnotpresent ::= SEQUENCE {
	iE-Extensions				ProtocolExtensionContainer { {E-RABs-Admitted-ToBeReleased-SgNBModAck-Item-SgNBPDCPnotpresentExtIEs} } OPTIONAL,
	...
}

E-RABs-Admitted-ToBeReleased-SgNBModAck-Item-SgNBPDCPnotpresentExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	...
}


-- **************************************************************
--
-- SGNB MODIFICATION REQUEST REJECT
--
-- **************************************************************

SgNBModificationRequestReject ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{SgNBModificationRequestReject-IEs}},
	...
}

SgNBModificationRequestReject-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-MeNB-UE-X2AP-ID						CRITICALITY ignore	TYPE UE-X2AP-ID					PRESENCE mandatory}|
	{ ID id-SgNB-UE-X2AP-ID						CRITICALITY ignore	TYPE SgNB-UE-X2AP-ID				PRESENCE mandatory}|
	{ ID id-Cause								CRITICALITY ignore	TYPE Cause						PRESENCE mandatory}|
	{ ID id-CriticalityDiagnostics				CRITICALITY ignore	TYPE CriticalityDiagnostics		PRESENCE optional}|
	{ ID id-MeNB-UE-X2AP-ID-Extension			CRITICALITY ignore	TYPE UE-X2AP-ID-Extension		PRESENCE optional},
	...
}


-- **************************************************************
--
-- SGNB MODIFICATION REQUIRED
--
-- **************************************************************

SgNBModificationRequired ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container		{{SgNBModificationRequired-IEs}},
	...
}

SgNBModificationRequired-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-MeNB-UE-X2AP-ID							CRITICALITY reject	TYPE UE-X2AP-ID										PRESENCE mandatory}|
	{ ID id-SgNB-UE-X2AP-ID							CRITICALITY reject	TYPE SgNB-UE-X2AP-ID								PRESENCE mandatory}|
	{ ID id-Cause									CRITICALITY ignore	TYPE Cause											PRESENCE mandatory}|
	{ ID id-PDCPChangeIndication					CRITICALITY ignore	TYPE PDCPChangeIndication							PRESENCE optional}|
	{ ID id-E-RABs-ToBeReleased-SgNBModReqdList		CRITICALITY ignore	TYPE E-RABs-ToBeReleased-SgNBModReqdList		PRESENCE optional}|
	{ ID id-SgNBtoMeNBContainer						CRITICALITY ignore	TYPE SgNBtoMeNBContainer							PRESENCE optional}|
	{ ID id-MeNB-UE-X2AP-ID-Extension				CRITICALITY reject	TYPE UE-X2AP-ID-Extension							PRESENCE optional}|
	{ ID id-E-RABs-ToBeModified-SgNBModReqdList		CRITICALITY ignore	TYPE E-RABs-ToBeModified-SgNBModReqdList		PRESENCE optional}|
	{ ID id-SgNBResourceCoordinationInformation		CRITICALITY ignore	TYPE SgNBResourceCoordinationInformation		PRESENCE optional}|
	{ ID id-RRCConfigIndication						CRITICALITY reject	TYPE RRC-Config-Ind									PRESENCE optional}|
	{ ID id-LocationInformationSgNB					CRITICALITY ignore	TYPE LocationInformationSgNB						PRESENCE optional}|
	{ ID id-SCG-UE-HistoryInformation				CRITICALITY ignore	TYPE SCG-UE-HistoryInformation					PRESENCE optional}|
	{ ID id-SCGActivationRequest					CRITICALITY ignore	TYPE SCGActivationRequest							PRESENCE optional}|
	{ ID id-CPACinformation-REQD					CRITICALITY ignore	TYPE CPACinformation-REQD							PRESENCE optional}|
	{ ID id-SCGreconfigNotification					CRITICALITY ignore	TYPE SCGreconfigNotification						PRESENCE optional},
	...
}


E-RABs-ToBeReleased-SgNBModReqdList ::= SEQUENCE (SIZE (1..maxnoofBearers)) OF ProtocolIE-Single-Container { {E-RABs-ToBeReleased-SgNBModReqd-ItemIEs} }

E-RABs-ToBeReleased-SgNBModReqd-ItemIEs X2AP-PROTOCOL-IES ::= {
	{ ID id-E-RABs-ToBeReleased-SgNBModReqd-Item	 CRITICALITY ignore		TYPE E-RABs-ToBeReleased-SgNBModReqd-Item		PRESENCE mandatory },
	...
}

E-RABs-ToBeReleased-SgNBModReqd-Item ::= SEQUENCE {
	e-RAB-ID							E-RAB-ID,
	cause							Cause,
	iE-Extensions					ProtocolExtensionContainer { {E-RABs-ToBeReleased-SgNBModReqd-ItemExtIEs} } OPTIONAL,
	...
}

E-RABs-ToBeReleased-SgNBModReqd-ItemExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	{ ID id-RLCMode-transferred					CRITICALITY ignore	EXTENSION RLCMode					PRESENCE optional},
	...
}

E-RABs-ToBeModified-SgNBModReqdList ::= SEQUENCE (SIZE (1..maxnoofBearers)) OF ProtocolIE-Single-Container { {E-RABs-ToBeModified-SgNBModReqd-ItemIEs} }

E-RABs-ToBeModified-SgNBModReqd-ItemIEs X2AP-PROTOCOL-IES ::= {
	{ ID id-E-RABs-ToBeModified-SgNBModReqd-Item	 CRITICALITY ignore		TYPE E-RABs-ToBeModified-SgNBModReqd-Item		PRESENCE mandatory },
	...
}

E-RABs-ToBeModified-SgNBModReqd-Item ::= SEQUENCE {
	e-RAB-ID								E-RAB-ID,
	en-DC-ResourceConfiguration			EN-DC-ResourceConfiguration,
	resource-configuration				CHOICE {
		sgNBPDCPpresent						E-RABs-ToBeModified-SgNBModReqd-Item-SgNBPDCPpresent,
		sgNBPDCPnotpresent					E-RABs-ToBeModified-SgNBModReqd-Item-SgNBPDCPnotpresent,
		...
	},
	iE-Extensions					ProtocolExtensionContainer { {E-RABs-ToBeModified-SgNBModReqd-ItemExtIEs} }	OPTIONAL,
	...
}

E-RABs-ToBeModified-SgNBModReqd-ItemExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	...
}

E-RABs-ToBeModified-SgNBModReqd-Item-SgNBPDCPpresent ::= SEQUENCE {
	requested-MCG-E-RAB-Level-QoS-Parameters		E-RAB-Level-QoS-Parameters													OPTIONAL,
	uL-Configuration								ULConfiguration																OPTIONAL,
	sgNB-UL-GTP-TEIDatPDCP						GTPtunnelEndpoint															OPTIONAL,
	s1-DL-GTP-TEIDatSgNB							GTPtunnelEndpoint															OPTIONAL,
	iE-Extensions				ProtocolExtensionContainer { {E-RABs-ToBeModified-SgNBModReqd-Item-SgNBPDCPpresentExtIEs} }		OPTIONAL,
	...
}

E-RABs-ToBeModified-SgNBModReqd-Item-SgNBPDCPpresentExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	{ ID id-uLpDCPSnLength							CRITICALITY ignore	EXTENSION PDCPSnLength					PRESENCE optional}|
	{ ID id-dLPDCPSnLength							CRITICALITY ignore	EXTENSION PDCPSnLength					PRESENCE optional}|
	{ ID id-new-drb-ID-req							CRITICALITY ignore	EXTENSION NewDRBIDrequest				PRESENCE optional},
	...
}

E-RABs-ToBeModified-SgNBModReqd-Item-SgNBPDCPnotpresent ::= SEQUENCE {
	sgNB-DL-GTP-TEIDatSCG				GTPtunnelEndpoint				OPTIONAL,
	secondary-sgNB-DL-GTP-TEIDatSCG		GTPtunnelEndpoint				OPTIONAL,
	iE-Extensions				ProtocolExtensionContainer { {E-RABs-ToBeModified-SgNBModReqd-Item-SgNBPDCPnotpresentExtIEs} }		OPTIONAL,
	...
}

E-RABs-ToBeModified-SgNBModReqd-Item-SgNBPDCPnotpresentExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	{ ID id-RLC-Status			CRITICALITY ignore			EXTENSION RLC-Status				PRESENCE optional}|
	{ ID id-lCID				CRITICALITY ignore			EXTENSION LCID						PRESENCE optional},
	...
}


-- **************************************************************
--
-- SGNB MODIFICATION CONFIRM
--
-- **************************************************************

SgNBModificationConfirm ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{SgNBModificationConfirm-IEs}},
	...
}

SgNBModificationConfirm-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-MeNB-UE-X2AP-ID								CRITICALITY ignore	TYPE UE-X2AP-ID													PRESENCE mandatory}|
	{ ID id-SgNB-UE-X2AP-ID								CRITICALITY ignore	TYPE SgNB-UE-X2AP-ID												PRESENCE mandatory}|
	{ ID id-E-RABs-AdmittedToBeModified-SgNBModConfList	CRITICALITY ignore	TYPE E-RABs-AdmittedToBeModified-SgNBModConfList		PRESENCE optional}|
	{ ID id-MeNBtoSgNBContainer							CRITICALITY ignore	TYPE MeNBtoSgNBContainer										PRESENCE optional}|
	{ ID id-CriticalityDiagnostics						CRITICALITY ignore	TYPE CriticalityDiagnostics									PRESENCE optional}|
	{ ID id-MeNB-UE-X2AP-ID-Extension					CRITICALITY ignore	TYPE UE-X2AP-ID-Extension									PRESENCE optional}|
	{ ID id-MeNBResourceCoordinationInformation			CRITICALITY ignore	TYPE MeNBResourceCoordinationInformation				PRESENCE optional},
	...
}

E-RABs-AdmittedToBeModified-SgNBModConfList ::= SEQUENCE (SIZE (1..maxnoofBearers)) OF ProtocolIE-Single-Container
	{ {E-RABs-AdmittedToBeModified-SgNBModConf-ItemIEs} }

E-RABs-AdmittedToBeModified-SgNBModConf-ItemIEs X2AP-PROTOCOL-IES ::= {
{ ID id-E-RABs-AdmittedToBeModified-SgNBModConf-Item	 CRITICALITY ignore	TYPE E-RABs-AdmittedToBeModified-SgNBModConf-Item	 PRESENCE mandatory },
	...
}

E-RABs-AdmittedToBeModified-SgNBModConf-Item ::= SEQUENCE {
	e-RAB-ID								E-RAB-ID,
	en-DC-ResourceConfiguration			EN-DC-ResourceConfiguration,
	resource-configuration				CHOICE {
		sgNBPDCPpresent						E-RABs-AdmittedToBeModified-SgNBModConf-Item-SgNBPDCPpresent,
		sgNBPDCPnotpresent					E-RABs-AdmittedToBeModified-SgNBModConf-Item-SgNBPDCPnotpresent,
		...
	},
	iE-Extensions					ProtocolExtensionContainer { {E-RABs-AdmittedToBeModified-SgNBModConf-ItemExtIEs} }	OPTIONAL,
	...
}

E-RABs-AdmittedToBeModified-SgNBModConf-ItemExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	...
}

E-RABs-AdmittedToBeModified-SgNBModConf-Item-SgNBPDCPpresent ::= SEQUENCE {
	iE-Extensions				ProtocolExtensionContainer { {E-RABs-AdmittedToBeModified-SgNBModConf-Item-SgNBPDCPpresentExtIEs} }		OPTIONAL,
	...
}

E-RABs-AdmittedToBeModified-SgNBModConf-Item-SgNBPDCPpresentExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	...
}

E-RABs-AdmittedToBeModified-SgNBModConf-Item-SgNBPDCPnotpresent ::= SEQUENCE {
	secondary-meNB-UL-GTP-TEIDatPDCP				GTPtunnelEndpoint				OPTIONAL,
	iE-Extensions				ProtocolExtensionContainer { {E-RABs-AdmittedToBeModified-SgNBModConf-Item-SgNBPDCPnotpresentExtIEs} }		OPTIONAL,
	...
}

E-RABs-AdmittedToBeModified-SgNBModConf-Item-SgNBPDCPnotpresentExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	{ ID id-uLpDCPSnLength							CRITICALITY ignore	EXTENSION PDCPSnLength					PRESENCE optional}|
	{ ID id-dLPDCPSnLength							CRITICALITY ignore	EXTENSION PDCPSnLength					PRESENCE optional},
	...
}

-- **************************************************************
--
-- SGNB MODIFICATION REFUSE
--
-- **************************************************************

SgNBModificationRefuse ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container		{{SgNBModificationRefuse-IEs}},
	...
}

SgNBModificationRefuse-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-MeNB-UE-X2AP-ID						CRITICALITY ignore	TYPE UE-X2AP-ID					PRESENCE mandatory}|
	{ ID id-SgNB-UE-X2AP-ID						CRITICALITY ignore	TYPE SgNB-UE-X2AP-ID				PRESENCE mandatory}|
	{ ID id-Cause								CRITICALITY ignore	TYPE Cause						PRESENCE mandatory}|
	{ ID id-MeNBtoSgNBContainer					CRITICALITY ignore	TYPE MeNBtoSgNBContainer			PRESENCE optional}|
	{ ID id-CriticalityDiagnostics				CRITICALITY ignore	TYPE CriticalityDiagnostics		PRESENCE optional}|
	{ ID id-MeNB-UE-X2AP-ID-Extension			CRITICALITY ignore	TYPE UE-X2AP-ID-Extension		PRESENCE optional},
	...
}

-- **************************************************************
--
-- SGNB RELEASE REQUEST
--
-- **************************************************************

SgNBReleaseRequest ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container		{{SgNBReleaseRequest-IEs}},
	...
}

SgNBReleaseRequest-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-MeNB-UE-X2AP-ID							CRITICALITY reject	TYPE UE-X2AP-ID										PRESENCE mandatory}|
	{ ID id-SgNB-UE-X2AP-ID							CRITICALITY reject	TYPE SgNB-UE-X2AP-ID									PRESENCE optional}|
	{ ID id-Cause									CRITICALITY ignore	TYPE Cause											PRESENCE mandatory}|
	{ ID id-E-RABs-ToBeReleased-SgNBRelReqList		CRITICALITY ignore	TYPE E-RABs-ToBeReleased-SgNBRelReqList		PRESENCE optional}|
	{ ID id-UE-ContextKeptIndicator					CRITICALITY ignore	TYPE UE-ContextKeptIndicator						PRESENCE optional}|
	{ ID id-MeNB-UE-X2AP-ID-Extension				CRITICALITY reject	TYPE UE-X2AP-ID-Extension							PRESENCE optional}|
	{ ID id-MeNBtoSgNBContainer						CRITICALITY reject	TYPE MeNBtoSgNBContainer								PRESENCE optional}|
	{ ID id-ERABs-transferred-to-MeNB				CRITICALITY ignore	TYPE E-RAB-List										PRESENCE optional},
	...
}

E-RABs-ToBeReleased-SgNBRelReqList ::= SEQUENCE (SIZE(1..maxnoofBearers)) OF ProtocolIE-Single-Container { {E-RABs-ToBeReleased-SgNBRelReq-ItemIEs} }

E-RABs-ToBeReleased-SgNBRelReq-ItemIEs X2AP-PROTOCOL-IES ::= {
	{ ID id-E-RABs-ToBeReleased-SgNBRelReq-Item		CRITICALITY ignore	TYPE E-RABs-ToBeReleased-SgNBRelReq-Item		PRESENCE mandatory},
	...
}

E-RABs-ToBeReleased-SgNBRelReq-Item ::= SEQUENCE {
	e-RAB-ID							E-RAB-ID,
	en-DC-ResourceConfiguration			EN-DC-ResourceConfiguration,
	resource-configuration				CHOICE {
		sgNBPDCPpresent						E-RABs-ToBeReleased-SgNBRelReq-Item-SgNBPDCPpresent,
		sgNBPDCPnotpresent					E-RABs-ToBeReleased-SgNBRelReq-Item-SgNBPDCPnotpresent,
		...
	},
	iE-Extensions					ProtocolExtensionContainer { {E-RABs-ToBeReleased-SgNBRelReq-ItemExtIEs} }	OPTIONAL,
	...
}

E-RABs-ToBeReleased-SgNBRelReq-ItemExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	...
}


E-RABs-ToBeReleased-SgNBRelReq-Item-SgNBPDCPpresent ::= SEQUENCE {
	uL-GTPtunnelEndpoint			GTPtunnelEndpoint																	OPTIONAL,
	dL-GTPtunnelEndpoint			GTPtunnelEndpoint																				OPTIONAL,
	iE-Extensions					ProtocolExtensionContainer { {E-RABs-ToBeReleased-SgNBRelReq-Item-SgNBPDCPpresentExtIEs} } 	OPTIONAL,
	...
}

E-RABs-ToBeReleased-SgNBRelReq-Item-SgNBPDCPpresentExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	...
}

E-RABs-ToBeReleased-SgNBRelReq-Item-SgNBPDCPnotpresent ::= SEQUENCE {
	iE-Extensions					ProtocolExtensionContainer { {E-RABs-ToBeReleased-SgNBRelReq-Item-SgNBPDCPnotpresentExtIEs} } 	OPTIONAL,
	...
}

E-RABs-ToBeReleased-SgNBRelReq-Item-SgNBPDCPnotpresentExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	...
}

-- **************************************************************
--
-- SGNB RELEASE REQUEST ACKNOWLEDGE
--
-- **************************************************************

SgNBReleaseRequestAcknowledge ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container		{{SgNBReleaseRequestAcknowledge-IEs}},
	...
}

SgNBReleaseRequestAcknowledge-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-MeNB-UE-X2AP-ID									CRITICALITY ignore	TYPE UE-X2AP-ID											PRESENCE mandatory}|
	{ ID id-SgNB-UE-X2AP-ID									CRITICALITY ignore	TYPE SgNB-UE-X2AP-ID									PRESENCE mandatory}|
	{ ID id-CriticalityDiagnostics							CRITICALITY ignore	TYPE CriticalityDiagnostics						PRESENCE optional }|
	{ ID id-MeNB-UE-X2AP-ID-Extension						CRITICALITY reject	TYPE UE-X2AP-ID-Extension							PRESENCE optional }|
	{ ID id-E-RABs-Admitted-ToBeReleased-SgNBRelReqAckList	CRITICALITY ignore	TYPE E-RABs-Admitted-ToBeReleased-SgNBRelReqAckList	PRESENCE optional }|
	{ ID id-SCG-UE-HistoryInformation					CRITICALITY ignore	TYPE SCG-UE-HistoryInformation							PRESENCE optional},
	...
}

E-RABs-Admitted-ToBeReleased-SgNBRelReqAckList ::= SEQUENCE (SIZE(1..maxnoofBearers)) OF
										ProtocolIE-Single-Container { {E-RABs-Admitted-ToBeReleased-SgNBRelReqAck-ItemIEs} }

E-RABs-Admitted-ToBeReleased-SgNBRelReqAck-ItemIEs X2AP-PROTOCOL-IES ::= {
	{ ID id-E-RABs-Admitted-ToBeReleased-SgNBRelReqAck-Item	CRITICALITY ignore	TYPE E-RABs-Admitted-ToBeReleased-SgNBRelReqAck-Item		PRESENCE mandatory},
	...
}

E-RABs-Admitted-ToBeReleased-SgNBRelReqAck-Item ::= SEQUENCE {
	e-RAB-ID							E-RAB-ID,
	rlc-Mode-transferred			RLCMode,
	iE-Extensions					ProtocolExtensionContainer { {E-RABs-Admitted-ToBeReleased-SgNBRelReqAck-ItemExtIEs} }	OPTIONAL,
	...
}

E-RABs-Admitted-ToBeReleased-SgNBRelReqAck-ItemExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	...
}

-- **************************************************************
--
-- SGNB RELEASE REQUEST REJECT
--
-- **************************************************************

SgNBReleaseRequestReject ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container		{{SgNBReleaseRequestReject-IEs}},
	...
}

SgNBReleaseRequestReject-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-MeNB-UE-X2AP-ID							CRITICALITY ignore	TYPE UE-X2AP-ID										PRESENCE mandatory}|
	{ ID id-SgNB-UE-X2AP-ID							CRITICALITY ignore	TYPE SgNB-UE-X2AP-ID									PRESENCE mandatory}|
	{ ID id-Cause									CRITICALITY ignore	TYPE Cause											PRESENCE mandatory}|
	{ ID id-CriticalityDiagnostics					CRITICALITY ignore	TYPE CriticalityDiagnostics						PRESENCE optional}|
	{ ID id-MeNB-UE-X2AP-ID-Extension				CRITICALITY reject	TYPE UE-X2AP-ID-Extension							PRESENCE optional},
	...
}

-- **************************************************************
--
-- SGNB RELEASE REQUIRED
--
-- **************************************************************

SgNBReleaseRequired ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{SgNBReleaseRequired-IEs}},
	...
}

SgNBReleaseRequired-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-MeNB-UE-X2AP-ID							CRITICALITY reject	TYPE UE-X2AP-ID											PRESENCE mandatory}|
	{ ID id-SgNB-UE-X2AP-ID							CRITICALITY reject	TYPE SgNB-UE-X2AP-ID										PRESENCE mandatory}|
	{ ID id-Cause									CRITICALITY ignore	TYPE Cause												PRESENCE mandatory}|
	{ ID id-MeNB-UE-X2AP-ID-Extension				CRITICALITY reject	TYPE UE-X2AP-ID-Extension								PRESENCE optional }|
	{ ID id-E-RABs-ToBeReleased-SgNBRelReqdList		CRITICALITY ignore	TYPE E-RABs-ToBeReleased-SgNBRelReqdList			PRESENCE optional }|
	{ ID id-SgNBtoMeNBContainer						CRITICALITY ignore	TYPE SgNBtoMeNBContainer									PRESENCE optional }|
	{ ID id-SCG-UE-HistoryInformation					CRITICALITY ignore	TYPE SCG-UE-HistoryInformation							PRESENCE optional},
	...
}

E-RABs-ToBeReleased-SgNBRelReqdList ::= SEQUENCE (SIZE(1..maxnoofBearers)) OF ProtocolIE-Single-Container { {E-RABs-ToBeReleased-SgNBRelReqd-ItemIEs} }

E-RABs-ToBeReleased-SgNBRelReqd-ItemIEs X2AP-PROTOCOL-IES ::= {
	{ ID id-E-RABs-ToBeReleased-SgNBRelReqd-Item		CRITICALITY ignore	TYPE E-RABs-ToBeReleased-SgNBRelReqd-Item		PRESENCE mandatory},
	...
}

E-RABs-ToBeReleased-SgNBRelReqd-Item ::= SEQUENCE {
	e-RAB-ID							E-RAB-ID,
	rlc-Mode-transferred			RLCMode,
	iE-Extensions					ProtocolExtensionContainer { {E-RABs-ToBeReleased-SgNBRelReqd-ItemExtIEs} }	OPTIONAL,
	...
}

E-RABs-ToBeReleased-SgNBRelReqd-ItemExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	...
}

-- **************************************************************
--
-- SGNB RELEASE CONFIRM
--
-- **************************************************************

SgNBReleaseConfirm ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{SgNBReleaseConfirm-IEs}},
	...
}

SgNBReleaseConfirm-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-MeNB-UE-X2AP-ID							CRITICALITY ignore	TYPE UE-X2AP-ID										PRESENCE mandatory}|
	{ ID id-SgNB-UE-X2AP-ID							CRITICALITY ignore	TYPE SgNB-UE-X2AP-ID									PRESENCE mandatory}|
	{ ID id-E-RABs-ToBeReleased-SgNBRelConfList		CRITICALITY ignore	TYPE E-RABs-ToBeReleased-SgNBRelConfList		PRESENCE optional}|
	{ ID id-CriticalityDiagnostics					CRITICALITY ignore	TYPE CriticalityDiagnostics						PRESENCE optional}|
	{ ID id-MeNB-UE-X2AP-ID-Extension				CRITICALITY ignore	TYPE UE-X2AP-ID-Extension							PRESENCE optional},
	...
}

E-RABs-ToBeReleased-SgNBRelConfList ::= SEQUENCE (SIZE(1..maxnoofBearers)) OF ProtocolIE-Single-Container { {E-RABs-ToBeReleased-SgNBRelConf-ItemIEs} }

E-RABs-ToBeReleased-SgNBRelConf-ItemIEs X2AP-PROTOCOL-IES ::= {
	{ ID id-E-RABs-ToBeReleased-SgNBRelConf-Item		CRITICALITY ignore		TYPE E-RABs-ToBeReleased-SgNBRelConf-Item		PRESENCE mandatory},
	...
}

E-RABs-ToBeReleased-SgNBRelConf-Item ::= SEQUENCE {
	e-RAB-ID							E-RAB-ID,
	en-DC-ResourceConfiguration			EN-DC-ResourceConfiguration,
	resource-configuration				CHOICE {
		sgNBPDCPpresent						E-RABs-ToBeReleased-SgNBRelConf-Item-SgNBPDCPpresent,
		sgNBPDCPnotpresent					E-RABs-ToBeReleased-SgNBRelConf-Item-SgNBPDCPnotpresent,
		...
	},
	iE-Extensions					ProtocolExtensionContainer { {E-RABs-ToBeReleased-SgNBRelConf-ItemExtIEs} }	OPTIONAL,
	...
}

E-RABs-ToBeReleased-SgNBRelConf-ItemExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	...
}

E-RABs-ToBeReleased-SgNBRelConf-Item-SgNBPDCPpresent ::= SEQUENCE {
	uL-GTPtunnelEndpoint			GTPtunnelEndpoint																				OPTIONAL,
	dL-GTPtunnelEndpoint			GTPtunnelEndpoint																				OPTIONAL,
	iE-Extensions					ProtocolExtensionContainer { {E-RABs-ToBeReleased-SgNBRelConf-Item-SgNBPDCPpresentExtIEs} } OPTIONAL,
	...
}

E-RABs-ToBeReleased-SgNBRelConf-Item-SgNBPDCPpresentExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	...
}

E-RABs-ToBeReleased-SgNBRelConf-Item-SgNBPDCPnotpresent ::= SEQUENCE {
	iE-Extensions					ProtocolExtensionContainer { {E-RABs-ToBeReleased-SgNBRelConf-Item-SgNBPDCPnotpresentExtIEs} } 	OPTIONAL,
	...
}

E-RABs-ToBeReleased-SgNBRelConf-Item-SgNBPDCPnotpresentExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	...
}


-- **************************************************************
--
-- SGNB COUNTER CHECK REQUEST
--
-- **************************************************************

SgNBCounterCheckRequest ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{SgNBCounterCheckRequest-IEs}},
	...
}

SgNBCounterCheckRequest-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-MeNB-UE-X2AP-ID								CRITICALITY reject	TYPE UE-X2AP-ID											PRESENCE mandatory}|
	{ ID id-SgNB-UE-X2AP-ID								CRITICALITY reject	TYPE SgNB-UE-X2AP-ID										PRESENCE mandatory}|
	{ ID id-E-RABs-SubjectToSgNBCounterCheck-List		CRITICALITY ignore	TYPE E-RABs-SubjectToSgNBCounterCheck-List		PRESENCE mandatory}|
	{ ID id-MeNB-UE-X2AP-ID-Extension					CRITICALITY ignore	TYPE UE-X2AP-ID-Extension							PRESENCE optional},
	...
}
E-RABs-SubjectToSgNBCounterCheck-List ::= SEQUENCE (SIZE(1..maxnoofBearers)) OF ProtocolIE-Single-Container { {E-RABs-SubjectToSgNBCounterCheck-ItemIEs} }

E-RABs-SubjectToSgNBCounterCheck-ItemIEs X2AP-PROTOCOL-IES ::= {
	{ ID id-E-RABs-SubjectToSgNBCounterCheck-Item		CRITICALITY ignore	TYPE E-RABs-SubjectToSgNBCounterCheck-Item		PRESENCE mandatory},
	...
}

E-RABs-SubjectToSgNBCounterCheck-Item ::= SEQUENCE {
	e-RAB-ID						E-RAB-ID,
	uL-Count						INTEGER (0..4294967295),
	dL-Count						INTEGER (0..4294967295),
	iE-Extensions					ProtocolExtensionContainer { {E-RABs-SubjectToSgNBCounterCheck-ItemExtIEs} } OPTIONAL,
	...
}

E-RABs-SubjectToSgNBCounterCheck-ItemExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	...
}

-- **************************************************************
--
-- SGNB CHANGE REQUIRED
--
-- **************************************************************

SgNBChangeRequired ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container		{{SgNBChangeRequired-IEs}},
	...
}

SgNBChangeRequired-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-MeNB-UE-X2AP-ID						CRITICALITY reject	TYPE UE-X2AP-ID						PRESENCE mandatory}|
	{ ID id-SgNB-UE-X2AP-ID						CRITICALITY reject	TYPE SgNB-UE-X2AP-ID					PRESENCE mandatory}|
	{ ID id-Target-SgNB-ID						CRITICALITY reject	TYPE GlobalGNB-ID					PRESENCE mandatory}|
	{ ID id-Cause								CRITICALITY ignore	TYPE Cause							PRESENCE mandatory}|
	{ ID id-SgNBtoMeNBContainer					CRITICALITY reject	TYPE SgNBtoMeNBContainer				PRESENCE optional}|
	{ ID id-MeNB-UE-X2AP-ID-Extension			CRITICALITY reject	TYPE UE-X2AP-ID-Extension			PRESENCE optional}|
	{ ID id-SCG-UE-HistoryInformation			CRITICALITY ignore	TYPE SCG-UE-HistoryInformation	PRESENCE optional}|
	{ ID id-CPCinformation-REQD					CRITICALITY reject	TYPE CPCinformation-REQD			PRESENCE optional},
	...
}


-- **************************************************************
--
-- ACCESS AND MOBILITY INDICATION
--
-- **************************************************************

AccessAndMobilityIndication ::= SEQUENCE {
	protocolIEs			ProtocolIE-Container	{{ AccessAndMobilityIndication-IEs}},
	...
}
AccessAndMobilityIndication-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-NRRACHReportInformation			CRITICALITY ignore		TYPE NRRACHReportInformation			PRESENCE optional},
	...
}

-- **************************************************************
--
-- SGNB CHANGE CONFIRM
--
-- **************************************************************

SgNBChangeConfirm ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{SgNBChangeConfirm-IEs}},
	...
}

SgNBChangeConfirm-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-MeNB-UE-X2AP-ID							CRITICALITY ignore	TYPE UE-X2AP-ID										PRESENCE mandatory}|
	{ ID id-SgNB-UE-X2AP-ID							CRITICALITY ignore	TYPE SgNB-UE-X2AP-ID									PRESENCE mandatory}|
	{ ID id-E-RABs-ToBeReleased-SgNBChaConfList		CRITICALITY ignore	TYPE E-RABs-ToBeReleased-SgNBChaConfList		PRESENCE optional}|
	{ ID id-CriticalityDiagnostics					CRITICALITY ignore	TYPE CriticalityDiagnostics						PRESENCE optional}|
	{ ID id-MeNB-UE-X2AP-ID-Extension				CRITICALITY ignore	TYPE UE-X2AP-ID-Extension						PRESENCE optional}|
	{ ID id-CPCinformation-CONF						CRITICALITY ignore	TYPE CPCinformation-CONF							PRESENCE optional}|
	{ ID id-MeNBtoSgNBContainer						CRITICALITY ignore	TYPE MeNBtoSgNBContainer							PRESENCE optional},
	...
}

E-RABs-ToBeReleased-SgNBChaConfList ::= SEQUENCE (SIZE(1..maxnoofBearers)) OF ProtocolIE-Single-Container { {E-RABs-ToBeReleased-SgNBChaConf-ItemIEs} }

E-RABs-ToBeReleased-SgNBChaConf-ItemIEs X2AP-PROTOCOL-IES ::= {
	{ ID id-E-RABs-ToBeReleased-SgNBChaConf-Item		CRITICALITY ignore		TYPE E-RABs-ToBeReleased-SgNBChaConf-Item		PRESENCE mandatory},
	...
}

E-RABs-ToBeReleased-SgNBChaConf-Item ::= SEQUENCE {
	e-RAB-ID							E-RAB-ID,
	en-DC-ResourceConfiguration			EN-DC-ResourceConfiguration,
	resource-configuration				CHOICE {
		sgNBPDCPpresent						E-RABs-ToBeReleased-SgNBChaConf-Item-SgNBPDCPpresent,
		sgNBPDCPnotpresent					E-RABs-ToBeReleased-SgNBChaConf-Item-SgNBPDCPnotpresent,
		...
	},
	iE-Extensions					ProtocolExtensionContainer { {E-RABs-ToBeReleased-SgNBChaConf-ItemExtIEs} }	OPTIONAL,
	...
}

E-RABs-ToBeReleased-SgNBChaConf-ItemExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	...
}

E-RABs-ToBeReleased-SgNBChaConf-Item-SgNBPDCPpresent ::= SEQUENCE {
	uL-GTPtunnelEndpoint			GTPtunnelEndpoint																				OPTIONAL,
	dL-GTPtunnelEndpoint			GTPtunnelEndpoint																				OPTIONAL,
	iE-Extensions					ProtocolExtensionContainer { {E-RABs-ToBeReleased-SgNBChaConf-Item-SgNBPDCPpresentExtIEs} } OPTIONAL,
	...
}

E-RABs-ToBeReleased-SgNBChaConf-Item-SgNBPDCPpresentExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	{ ID id-AdditionalListofForwardingGTPTunnelEndpoint				CRITICALITY ignore	EXTENSION AdditionalListofForwardingGTPTunnelEndpoint						PRESENCE optional },
	...
}

E-RABs-ToBeReleased-SgNBChaConf-Item-SgNBPDCPnotpresent ::= SEQUENCE {
	iE-Extensions					ProtocolExtensionContainer { {E-RABs-ToBeReleased-SgNBChaConf-Item-SgNBPDCPnotpresentExtIEs} } 	OPTIONAL,
	...
}

E-RABs-ToBeReleased-SgNBChaConf-Item-SgNBPDCPnotpresentExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	...
}

-- **************************************************************
--
-- RRC TRANSFER
--
-- **************************************************************

RRCTransfer ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container		{{RRCTransfer-IEs}},
	...
}

RRCTransfer-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-MeNB-UE-X2AP-ID						CRITICALITY reject	TYPE UE-X2AP-ID					PRESENCE mandatory}|
	{ ID id-SgNB-UE-X2AP-ID						CRITICALITY reject	TYPE SgNB-UE-X2AP-ID				PRESENCE mandatory}|
	{ ID id-SplitSRB								CRITICALITY reject	TYPE SplitSRB					PRESENCE optional}|
	{ ID id-NRUeReport							CRITICALITY reject	TYPE NRUeReport					PRESENCE optional}|
	{ ID id-MeNB-UE-X2AP-ID-Extension			CRITICALITY reject	TYPE UE-X2AP-ID-Extension		PRESENCE optional}|
	{ ID id-FastMCGRecovery-SN-to-MN				CRITICALITY ignore 	TYPE FastMCGRecovery				PRESENCE optional}|
	{ ID id-FastMCGRecovery-MN-to-SN				CRITICALITY ignore 	TYPE FastMCGRecovery				PRESENCE optional},
	...
}

-- **************************************************************
--
-- SGNB CHANGE REFUSE
--
-- **************************************************************

SgNBChangeRefuse ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container		{{SgNBChangeRefuse-IEs}},
	...
}

SgNBChangeRefuse-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-MeNB-UE-X2AP-ID						CRITICALITY ignore	TYPE UE-X2AP-ID					PRESENCE mandatory}|
	{ ID id-SgNB-UE-X2AP-ID						CRITICALITY ignore	TYPE SgNB-UE-X2AP-ID				PRESENCE mandatory}|
	{ ID id-Cause								CRITICALITY ignore	TYPE Cause						PRESENCE mandatory}|
	{ ID id-CriticalityDiagnostics				CRITICALITY ignore	TYPE CriticalityDiagnostics		PRESENCE optional}|
	{ ID id-MeNB-UE-X2AP-ID-Extension			CRITICALITY reject	TYPE UE-X2AP-ID-Extension		PRESENCE optional},
	...
}

-- **************************************************************
--
-- EN-DC X2 SETUP REQUEST
--
-- **************************************************************

ENDCX2SetupRequest ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{ENDCX2SetupRequest-IEs}},
	...
}

ENDCX2SetupRequest-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-InitiatingNodeType-EndcX2Setup			CRITICALITY reject	TYPE InitiatingNodeType-EndcX2Setup		PRESENCE mandatory}|
	{ ID id-InterfaceInstanceIndication				CRITICALITY reject 	TYPE InterfaceInstanceIndication			PRESENCE optional}|
	{ ID id-TNLConfigurationInfo					CRITICALITY ignore	TYPE TNLConfigurationInfo						PRESENCE optional},
	...
}

InitiatingNodeType-EndcX2Setup ::= CHOICE {
	init-eNB				ProtocolIE-Container	{{ENB-ENDCX2SetupReqIEs}},
	init-en-gNB			ProtocolIE-Container	{{En-gNB-ENDCX2SetupReqIEs}},
	...
}

ENB-ENDCX2SetupReqIEs X2AP-PROTOCOL-IES ::= {
	{ ID id-GlobalENB-ID								CRITICALITY reject	TYPE GlobalENB-ID										PRESENCE mandatory}|
	{ ID id-ServedEUTRAcellsENDCX2ManagementList		CRITICALITY reject	TYPE ServedEUTRAcellsENDCX2ManagementList		PRESENCE mandatory}|
	{ ID id-InterfaceInstanceIndication				CRITICALITY reject 	TYPE InterfaceInstanceIndication					PRESENCE optional }|
-- NOTE: In the current version of this specification the Interface Instance Indication IE is not included in the Initiating NodeType IE --
	{ ID id-CellandCapacityAssistInfo				CRITICALITY ignore	TYPE CellandCapacityAssistInfo						PRESENCE optional },
	...
}

ServedEUTRAcellsENDCX2ManagementList ::= SEQUENCE (SIZE (1.. maxCellineNB)) OF SEQUENCE {
	servedEUTRACellInfo					ServedCell-Information,
	nrNeighbourInfo						NRNeighbour-Information		OPTIONAL,
	iE-Extensions						ProtocolExtensionContainer { {ServedEUTRAcellsENDCX2Management-ExtIEs} } OPTIONAL,
	...
}

ServedEUTRAcellsENDCX2Management-ExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	...
}

En-gNB-ENDCX2SetupReqIEs X2AP-PROTOCOL-IES ::= {
	{ ID id-Globalen-gNB-ID							CRITICALITY reject	TYPE GlobalGNB-ID										PRESENCE mandatory}|
	{ ID id-ServedNRcellsENDCX2ManagementList		CRITICALITY reject	TYPE ServedNRcellsENDCX2ManagementList			PRESENCE mandatory}|
	{ ID id-PartialListIndicator						CRITICALITY ignore	TYPE PartialListIndicator								PRESENCE optional },
	...
}

ServedNRcellsENDCX2ManagementList ::= SEQUENCE (SIZE (1.. maxCellinengNB)) OF SEQUENCE {
	servedNRCellInfo						ServedNRCell-Information,
	nRNeighbourInfo						NRNeighbour-Information OPTIONAL,
	iE-Extensions						ProtocolExtensionContainer { {En-gNBServedCells-ExtIEs} } OPTIONAL,
	...
}

En-gNBServedCells-ExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	{ ID id-ServedCellSpecificInfoReq-NR	CRITICALITY ignore EXTENSION ServedCellSpecificInfoReq-NR	PRESENCE optional },
	...
}

ServedNRCell-Information ::= SEQUENCE {
	nrpCI				NRPCI,
	nrCellID			NRCGI,
	fiveGS-TAC			FiveGS-TAC	OPTIONAL,
	configured-TAC		TAC			OPTIONAL,
	broadcastPLMNs		BroadcastPLMNs-Item,
	nrModeInfo			CHOICE {
		fdd		FDD-InfoServedNRCell-Information,
		tdd		TDD-InfoServedNRCell-Information,
		...
	},
	measurementTimingConfiguration	OCTET STRING,
	iE-Extensions						ProtocolExtensionContainer { {ServedNRCell-Information-ExtIEs} } OPTIONAL,
	...
}

ServedNRCell-Information-ExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	{ ID id-additionalPLMNs-Item			CRITICALITY ignore	EXTENSION AdditionalPLMNs-Item					PRESENCE optional}|
	{ ID id-BPLMN-ID-Info-NR				CRITICALITY ignore	EXTENSION BPLMN-ID-Info-NR						PRESENCE optional}|
	{ ID id-SSB-PositionsInBurst			CRITICALITY ignore	EXTENSION SSB-PositionsInBurst					PRESENCE optional}|
	{ ID id-NRCellPRACHConfig				CRITICALITY ignore	EXTENSION NRCellPRACHConfig						PRESENCE optional}|
	{ ID id-CSI-RSTransmissionIndication	CRITICALITY ignore	EXTENSION CSI-RSTransmissionIndication		PRESENCE optional}|
	{ ID id-SFN-Offset						CRITICALITY ignore EXTENSION SFN-Offset								PRESENCE optional}|
	{ ID id-Additional-Measurement-Timing-Configuration-List		CRITICALITY ignore	EXTENSION Additional-Measurement-Timing-Configuration-List		PRESENCE optional },
	...
}

FDD-InfoServedNRCell-Information ::= SEQUENCE {
	ul-NRFreqInfo				NRFreqInfo,
	dl-NRFreqInfo				NRFreqInfo,
	ul-NR-TxBW				NR-TxBW,
	dl-NR-TxBW				NR-TxBW,
	iE-Extensions			ProtocolExtensionContainer { {FDD-InfoServedNRCell-Information-ExtIEs} }		OPTIONAL,
	...
}

FDD-InfoServedNRCell-Information-ExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	{ ID id-ULCarrierList					CRITICALITY ignore	EXTENSION NRCarrierList			PRESENCE optional }|
	{ ID id-DLCarrierList					CRITICALITY ignore	EXTENSION NRCarrierList			PRESENCE optional },
	...
}

TDD-InfoServedNRCell-Information ::= SEQUENCE {
	nRFreqInfo				NRFreqInfo,
	nR-TxBW					NR-TxBW,
	iE-Extensions			ProtocolExtensionContainer { {TDD-InfoServedNRCell-Information-ExtIEs} }		OPTIONAL,
	...
}

TDD-InfoServedNRCell-Information-ExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	{ ID id-TDDULDLConfigurationCommonNR	CRITICALITY ignore	EXTENSION TDDULDLConfigurationCommonNR	PRESENCE optional}|
	{ ID id-CarrierList						CRITICALITY ignore	EXTENSION NRCarrierList			PRESENCE optional}|
	{ ID id-IntendedTDD-DL-ULConfiguration-NR	CRITICALITY ignore	EXTENSION IntendedTDD-DL-ULConfiguration-NR		PRESENCE optional},
	...
}

CellandCapacityAssistInfo::= SEQUENCE {
	maximumCellListSize								MaximumCellListSize			OPTIONAL,
	cellAssistanceInformation						CellAssistanceInformation	OPTIONAL,
	iE-Extensions									ProtocolExtensionContainer { {CellandCapacityAssistInfo-ExtIEs} } OPTIONAL,
	...
}

CellandCapacityAssistInfo-ExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	...
}

CellAssistanceInformation ::= CHOICE {
	limited-list				Limited-list,
	full-list				ENUMERATED {allServedNRcells, ...},
	...
}


Limited-list 	::= SEQUENCE (SIZE (1..maxCellinengNB)) OF SEQUENCE {
	nrCellID			NRCGI,
		iE-Extensions						ProtocolExtensionContainer { {Limited-list-ExtIEs} } OPTIONAL,
	...
}

Limited-list-ExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	...
}

-- **************************************************************
--
-- EN-DC X2 SETUP RESPONSE
--
-- **************************************************************

ENDCX2SetupResponse ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{ENDCX2SetupResponse-IEs}},
	...
}

ENDCX2SetupResponse-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-RespondingNodeType-EndcX2Setup		CRITICALITY reject	TYPE RespondingNodeType-EndcX2Setup		PRESENCE mandatory}|
	{ ID id-InterfaceInstanceIndication			CRITICALITY reject 	TYPE InterfaceInstanceIndication			PRESENCE optional }|
	{ ID id-TNLConfigurationInfo					CRITICALITY ignore	TYPE TNLConfigurationInfo					PRESENCE optional },
	...
}

RespondingNodeType-EndcX2Setup ::= CHOICE {
	respond-eNB			ProtocolIE-Container	{{ENB-ENDCX2SetupReqAckIEs}},
	respond-en-gNB		ProtocolIE-Container	{{En-gNB-ENDCX2SetupReqAckIEs}},
	...
}

ENB-ENDCX2SetupReqAckIEs X2AP-PROTOCOL-IES ::= {
	{ ID id-GlobalENB-ID								CRITICALITY reject	TYPE GlobalENB-ID										PRESENCE mandatory}|
	{ ID id-ServedEUTRAcellsENDCX2ManagementList		CRITICALITY reject	TYPE ServedEUTRAcellsENDCX2ManagementList		PRESENCE mandatory}|
	{ ID id-InterfaceInstanceIndication				CRITICALITY reject 	TYPE InterfaceInstanceIndication					PRESENCE optional }|
-- NOTE: In the current version of this specification the Interface Instance Indication IE is not included in the Responding NodeType IE --
	{ ID id-CellandCapacityAssistInfo				CRITICALITY ignore	TYPE CellandCapacityAssistInfo						PRESENCE optional },
	...
}


En-gNB-ENDCX2SetupReqAckIEs X2AP-PROTOCOL-IES ::= {
	{ ID id-Globalen-gNB-ID							CRITICALITY reject	TYPE GlobalGNB-ID										PRESENCE mandatory}|
	{ ID id-ServedNRcellsENDCX2ManagementList		CRITICALITY reject	TYPE ServedNRcellsENDCX2ManagementList			PRESENCE mandatory}|
	{ ID id-PartialListIndicator						CRITICALITY ignore	TYPE PartialListIndicator								PRESENCE optional },
	...
}

-- **************************************************************
--
-- EN-DC X2 SETUP FAILURE
--
-- **************************************************************

ENDCX2SetupFailure ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{ENDCX2SetupFailure-IEs}},
	...
}

ENDCX2SetupFailure-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-Cause							CRITICALITY ignore		TYPE Cause								PRESENCE mandatory} |
	{ ID id-CriticalityDiagnostics			CRITICALITY ignore		TYPE CriticalityDiagnostics				PRESENCE optional } |
	{ ID id-TimeToWait						CRITICALITY ignore		TYPE TimeToWait							PRESENCE optional	} |
	{ ID id-InterfaceInstanceIndication		CRITICALITY reject 		TYPE InterfaceInstanceIndication		PRESENCE optional }|
	{ ID id-MessageOversizeNotification		CRITICALITY ignore 		TYPE MessageOversizeNotification		PRESENCE optional },
	...
}

-- **************************************************************
--
-- EN-DC CONFIGURATION UPDATE
--
-- **************************************************************

ENDCConfigurationUpdate ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{ENDCConfigurationUpdate-IEs}},
	...
}

ENDCConfigurationUpdate-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-InitiatingNodeType-EndcConfigUpdate			CRITICALITY reject	TYPE InitiatingNodeType-EndcConfigUpdate			PRESENCE mandatory}|
	{ ID id-InterfaceInstanceIndication					CRITICALITY reject 	TYPE InterfaceInstanceIndication						PRESENCE optional}|
	{ ID id-TNLConfigurationInfo						CRITICALITY ignore	TYPE TNLConfigurationInfo								PRESENCE optional	}|
	{ ID id-TNLA-To-Add-List							CRITICALITY ignore	TYPE TNLA-To-Add-List										PRESENCE optional }|
	{ ID id-TNLA-To-Update-List							CRITICALITY ignore	TYPE TNLA-To-Update-List									PRESENCE optional }|
	{ ID id-TNLA-To-Remove-List							CRITICALITY ignore	TYPE TNLA-To-Remove-List									PRESENCE optional },
	...
}

InitiatingNodeType-EndcConfigUpdate::= CHOICE {
	init-eNB			ProtocolIE-Container	{{ENB-ENDCConfigUpdateIEs}},
	init-en-gNB			ProtocolIE-Container	{{En-gNB-ENDCConfigUpdateIEs}},
	...
}

ENB-ENDCConfigUpdateIEs X2AP-PROTOCOL-IES ::= {
	{ ID id-CellAssistanceInformation				CRITICALITY reject	TYPE CellAssistanceInformation							PRESENCE optional }|
	{ ID id-ServedEUTRAcellsENDCX2ManagementList		CRITICALITY reject	TYPE ServedEUTRAcellsENDCX2ManagementList			PRESENCE optional }|
	{ ID id-ServedEUTRAcellsToModifyListENDCConfUpd	CRITICALITY reject	TYPE ServedEUTRAcellsToModifyListENDCConfUpd		PRESENCE optional }|
	{ ID id-ServedEUTRAcellsToDeleteListENDCConfUpd	CRITICALITY reject	TYPE ServedEUTRAcellsToDeleteListENDCConfUpd		PRESENCE optional },
	...
}

ServedEUTRAcellsToModifyListENDCConfUpd ::= SEQUENCE (SIZE (1.. maxCellineNB)) OF SEQUENCE {
	old-ECGI								ECGI,
	servedEUTRACellInfo					ServedCell-Information,
	nrNeighbourInfo						NRNeighbour-Information		OPTIONAL,
	iE-Extensions						ProtocolExtensionContainer { {ServedEUTRAcellsToModifyListENDCConfUpd-ExtIEs} } OPTIONAL,
	...
}

ServedEUTRAcellsToModifyListENDCConfUpd-ExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	...
}

ServedEUTRAcellsToDeleteListENDCConfUpd ::= SEQUENCE (SIZE (1..maxCellineNB)) OF ECGI


En-gNB-ENDCConfigUpdateIEs X2AP-PROTOCOL-IES ::= {
	{ ID id-ServedNRcellsENDCX2ManagementList		CRITICALITY reject	TYPE ServedNRcellsENDCX2ManagementList			PRESENCE optional }|
	{ ID id-ServedNRcellsToModifyListENDCConfUpd		CRITICALITY reject	TYPE ServedNRcellsToModifyENDCConfUpdList		PRESENCE optional }|
	{ ID id-ServedNRcellsToDeleteListENDCConfUpd		CRITICALITY reject	TYPE ServedNRcellsToDeleteENDCConfUpdList		PRESENCE optional },
	...
}

ServedNRcellsToModifyENDCConfUpdList ::= SEQUENCE (SIZE (1..maxCellinengNB)) OF ServedNRCellsToModify-Item

ServedNRCellsToModify-Item::= SEQUENCE {
	old-nrcgi						NRCGI,
	servedNRCellInformation			ServedNRCell-Information,
	nrNeighbourInformation			NRNeighbour-Information			OPTIONAL,
	nrDeactivationIndication			DeactivationIndication			OPTIONAL,
	iE-Extensions					ProtocolExtensionContainer { {ServedNRCellsToModify-Item-ExtIEs} } OPTIONAL,
	...
}

ServedNRCellsToModify-Item-ExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	...
}

ServedNRcellsToDeleteENDCConfUpdList ::= SEQUENCE (SIZE (1..maxCellinengNB)) OF NRCGI

-- **************************************************************
--
-- EN-DC CONFIGURATION UPDATE ACKNOWLEDGE
--
-- **************************************************************

ENDCConfigurationUpdateAcknowledge ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{ENDCConfigurationUpdateAcknowledge-IEs}},
	...
}

ENDCConfigurationUpdateAcknowledge-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-RespondingNodeType-EndcConfigUpdate			CRITICALITY reject	TYPE RespondingNodeType-EndcConfigUpdate			PRESENCE mandatory}|
	{ ID id-InterfaceInstanceIndication					CRITICALITY reject 	TYPE InterfaceInstanceIndication						PRESENCE optional }|
	{ ID id-CriticalityDiagnostics						CRITICALITY ignore	TYPE CriticalityDiagnostics	PRESENCE optional }|
	{ ID id-TNLConfigurationInfo						CRITICALITY ignore	TYPE TNLConfigurationInfo								PRESENCE optional }|
	{ ID id-TNLA-Setup-List								CRITICALITY ignore	TYPE TNLA-Setup-List											PRESENCE optional }|
	{ ID id-TNLA-Failed-To-Setup-List					CRITICALITY ignore	TYPE TNLA-Failed-To-Setup-List							PRESENCE optional },
	...
}


RespondingNodeType-EndcConfigUpdate::= CHOICE {
	respond-eNB			ProtocolIE-Container	{{ENB-ENDCConfigUpdateAckIEs}},
	respond-en-gNB		ProtocolIE-Container	{{En-gNB-ENDCConfigUpdateAckIEs}},
	...
}


ENB-ENDCConfigUpdateAckIEs X2AP-PROTOCOL-IES ::= {
	...
}

En-gNB-ENDCConfigUpdateAckIEs X2AP-PROTOCOL-IES ::= {
	{ ID id-ServedNRcellsENDCX2ManagementList		CRITICALITY reject	TYPE ServedNRcellsENDCX2ManagementList		PRESENCE optional},
	...
}


-- **************************************************************
--
-- EN-DC CONFIGURATION UPDATE FAILURE
--
-- **************************************************************

ENDCConfigurationUpdateFailure ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{ENDCConfigurationUpdateFailure-IEs}},
	...
}

ENDCConfigurationUpdateFailure-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-Cause							CRITICALITY ignore	TYPE Cause							PRESENCE mandatory}|
	{ ID id-CriticalityDiagnostics			CRITICALITY ignore	TYPE CriticalityDiagnostics			PRESENCE optional }|
	{ ID id-TimeToWait						CRITICALITY ignore	TYPE TimeToWait						PRESENCE optional }|
	{ ID id-InterfaceInstanceIndication		CRITICALITY reject 	TYPE InterfaceInstanceIndication		PRESENCE optional },
	...
}


-- **************************************************************
--
-- EN-DC CELL ACTIVATION REQUEST
--
-- **************************************************************

ENDCCellActivationRequest ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{ENDCCellActivationRequest-IEs}},
	...
}

ENDCCellActivationRequest-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-ServedNRCellsToActivate 		CRITICALITY reject	TYPE ServedNRCellsToActivate				PRESENCE mandatory}|
	{ ID id-ActivationID			 		CRITICALITY reject	TYPE ActivationID						PRESENCE mandatory}|
	{ ID id-InterfaceInstanceIndication	CRITICALITY reject 	TYPE InterfaceInstanceIndication			PRESENCE optional },
	...
}

ServedNRCellsToActivate::= SEQUENCE (SIZE (1.. maxCellinengNB)) OF ServedNRCellsToActivate-Item

ServedNRCellsToActivate-Item::= SEQUENCE {
	nrCellID						NRCGI,
	iE-Extensions					ProtocolExtensionContainer { {ServedNRCellsToActivate-Item-ExtIEs} } OPTIONAL,
	...
}

ServedNRCellsToActivate-Item-ExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	...
}

-- **************************************************************
--
-- EN-DC CELL ACTIVATION RESPONSE
--
-- **************************************************************

ENDCCellActivationResponse ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{ENDCCellActivationResponse-IEs}},
	...
}

ENDCCellActivationResponse-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-ActivatedNRCellList			CRITICALITY ignore	TYPE ActivatedNRCellList				PRESENCE mandatory}|
	{ ID id-ActivationID					CRITICALITY reject	TYPE ActivationID						PRESENCE mandatory}|
	{ ID id-CriticalityDiagnostics		CRITICALITY ignore	TYPE CriticalityDiagnostics			PRESENCE optional }|
	{ ID id-InterfaceInstanceIndication	CRITICALITY reject 	TYPE InterfaceInstanceIndication		PRESENCE optional },
	...
}

ActivatedNRCellList ::= SEQUENCE (SIZE (1.. maxCellinengNB)) OF ActivatedNRCellList-Item

ActivatedNRCellList-Item::= SEQUENCE {
	nrCellID						NRCGI,
	iE-Extensions						ProtocolExtensionContainer { {ActivatedNRCellList-Item-ExtIEs} } OPTIONAL,
	...
}

ActivatedNRCellList-Item-ExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	...
}

--**************************************************************
--
-- EN-DC CELL ACTIVATION FAILURE
--
-- **************************************************************

ENDCCellActivationFailure ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{ENDCCellActivationFailure-IEs}},
	...
}

ENDCCellActivationFailure-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-ActivationID						CRITICALITY reject	TYPE ActivationID					PRESENCE mandatory }|
	{ ID id-Cause							CRITICALITY ignore	TYPE Cause							PRESENCE mandatory }|
	{ ID id-CriticalityDiagnostics			CRITICALITY ignore	TYPE CriticalityDiagnostics			PRESENCE optional }|
	{ ID id-InterfaceInstanceIndication		CRITICALITY reject 	TYPE InterfaceInstanceIndication		PRESENCE optional },
	...
}

-- **************************************************************
--
-- EN-DC RESOURCE STATUS REQUEST
--
-- **************************************************************

ENDCResourceStatusRequest ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{ENDCResourceStatusRequest-IEs}},
	...
}

ENDCResourceStatusRequest-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-E-UTRAN-Node1-Measurement-ID			CRITICALITY reject	TYPE Measurement-ID-ENDC			PRESENCE mandatory  }|
	{ ID id-E-UTRAN-Node2-Measurement-ID		CRITICALITY ignore	TYPE Measurement-ID-ENDC		PRESENCE conditional}| -- The IE shall be present if the Registration Request EN-DC IE is set to “Stop” or to “Add”
	{ ID id-Registration-Request			CRITICALITY reject	TYPE Registration-Request-ENDC		PRESENCE mandatory  }|
	{ ID id-ReportingPeriodicity			CRITICALITY ignore	TYPE ReportingPeriodicity-ENDC		PRESENCE optional   }|
	{ ID id-ReportCharacteristics			CRITICALITY ignore	TYPE ReportCharacteristics-ENDC		PRESENCE conditional}| -- The IE shall be present if the Registration Request EN-DC IE is set to “Start”
	{ ID id-CellToReport-NR-ENDC		CRITICALITY ignore	TYPE CellToReport-NR-ENDC-List			PRESENCE optional   } |
	{ ID id-InterfaceInstanceIndication	CRITICALITY reject 	TYPE InterfaceInstanceIndication	PRESENCE optional   }|
	{ ID id-CellToReport-E-UTRA-ENDC	CRITICALITY ignore	TYPE CellToReport-E-UTRA-ENDC-List		PRESENCE optional},
	...
}

ReportingPeriodicity-ENDC ::= ENUMERATED {ms500, ms1000, ms2000, ms5000, ms10000, ...}

CellToReport-NR-ENDC-List	::= SEQUENCE (SIZE (1..maxCellinengNB)) OF ProtocolIE-Single-Container { {CellToReport-NR-ENDC-ItemIEs} }

CellToReport-NR-ENDC-ItemIEs X2AP-PROTOCOL-IES ::= {
	{ ID id-CellToReport-NR-ENDC-Item			CRITICALITY ignore	TYPE CellToReport-NR-ENDC-Item		PRESENCE mandatory}
}

CellToReport-NR-ENDC-Item				::= SEQUENCE {
	nr-cell-ID								NRCGI,
	ssbToReport-List					SSBToReport-List									OPTIONAL,
	iE-Extensions						ProtocolExtensionContainer { {CellToReport-NR-ENDC-Item-ExtIEs} } OPTIONAL,
	...
}

CellToReport-NR-ENDC-Item-ExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	...
}

CellToReport-E-UTRA-ENDC-List 		::= SEQUENCE (SIZE (1..maxCellineNB)) OF ProtocolIE-Single-Container { {CellToReport-E-UTRA-ENDC-Item-IEs} }

CellToReport-E-UTRA-ENDC-Item-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-CellToReport-E-UTRA-ENDC-Item	CRITICALITY ignore	TYPE CellToReport-E-UTRA-ENDC-Item 	PRESENCE mandatory}
}

CellToReport-E-UTRA-ENDC-Item ::= SEQUENCE {
	e-utra-cell-ID							ECGI,
	iE-Extensions							ProtocolExtensionContainer { {CellToReport-E-UTRA-ENDC-Item-ExtIEs} } OPTIONAL,
	...
}

CellToReport-E-UTRA-ENDC-Item-ExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	...
}

SSBToReport-List	::= SEQUENCE (SIZE (1.. maxnoofSSBAreas)) OF SSBToReport-Item

SSBToReport-Item	::= SEQUENCE {
	ssbIndex							SSBIndex,
	iE-Extensions						ProtocolExtensionContainer { {SSBToReport-Item-ExtIEs} } OPTIONAL,
	...
}

SSBToReport-Item-ExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	...
}

-- **************************************************************
--
-- EN-DC RESOURCE STATUS RESPONSE
--
-- **************************************************************

ENDCResourceStatusResponse ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{ENDCResourceStatusResponse-IEs}},
	...
}

ENDCResourceStatusResponse-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-E-UTRAN-Node1-Measurement-ID		CRITICALITY reject	TYPE Measurement-ID-ENDC			PRESENCE mandatory}|
	{ ID id-E-UTRAN-Node2-Measurement-ID	CRITICALITY reject	TYPE Measurement-ID-ENDC			PRESENCE mandatory}|
	{ ID id-CriticalityDiagnostics		CRITICALITY ignore	TYPE CriticalityDiagnostics			PRESENCE optional } |
	{ ID id-InterfaceInstanceIndication	CRITICALITY reject 	TYPE InterfaceInstanceIndication	PRESENCE optional },
	...
}

-- **************************************************************
--
-- EN-DC RESOURCE STATUS FAILURE
--
-- **************************************************************

ENDCResourceStatusFailure ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{ENDCResourceStatusFailure-IEs}},
	...
}

ENDCResourceStatusFailure-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-E-UTRAN-Node1-Measurement-ID		CRITICALITY reject	TYPE Measurement-ID-ENDC			PRESENCE mandatory}|
	{ ID id-E-UTRAN-Node2-Measurement-ID	CRITICALITY reject	TYPE Measurement-ID-ENDC			PRESENCE mandatory}|
	{ ID id-Cause						CRITICALITY ignore	TYPE Cause							PRESENCE mandatory}|
	{ ID id-CriticalityDiagnostics		CRITICALITY ignore	TYPE CriticalityDiagnostics			PRESENCE optional }|
	{ ID id-InterfaceInstanceIndication	CRITICALITY reject 	TYPE InterfaceInstanceIndication	PRESENCE optional },
	...
}

-- **************************************************************
--
-- EN-DC RESOURCE STATUS UPDATE
--
-- **************************************************************

ENDCResourceStatusUpdate ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{ENDCResourceStatusUpdate-IEs}},
	...
}

ENDCResourceStatusUpdate-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-E-UTRAN-Node1-Measurement-ID				CRITICALITY reject	TYPE Measurement-ID-ENDC							PRESENCE mandatory}|
	{ ID id-E-UTRAN-Node2-Measurement-ID			CRITICALITY reject	TYPE Measurement-ID-ENDC							PRESENCE mandatory}|
	{ ID id-CellMeasurementResult-NR-ENDC		CRITICALITY ignore	TYPE CellMeasurementResult-NR-ENDC-List		PRESENCE optional }|
	{ ID id-InterfaceInstanceIndication			CRITICALITY reject 	TYPE InterfaceInstanceIndication					PRESENCE optional }|
	{ ID id-CellMeasurementResult-E-UTRA-ENDC	CRITICALITY ignore	TYPE CellMeasurementResult-E-UTRA-ENDC-List	PRESENCE optional},
	...
}

CellMeasurementResult-NR-ENDC-List ::= SEQUENCE (SIZE (1..maxCellinengNB)) OF ProtocolIE-Single-Container { {CellMeasurementResult-NR-ENDC-ItemIEs} }

CellMeasurementResult-NR-ENDC-ItemIEs X2AP-PROTOCOL-IES ::= {
	{ ID id-CellMeasurementResult-NR-ENDC-Item	CRITICALITY ignore	TYPE CellMeasurementResult-NR-ENDC-Item	PRESENCE mandatory}
}

CellMeasurementResult-NR-ENDC-Item ::= SEQUENCE {
	nr-cell-ID							NRCGI,
	nr-radioResourceStatus				NRRadioResourceStatus								OPTIONAL,
	tnlCapacityIndicator				TNLCapacityIndicator								OPTIONAL,
	nr-compositeAvailableCapacityGroup	NRCompositeAvailableCapacityGroup					OPTIONAL,
	numberofActiveUEs					INTEGER (0..16777215, ...)							OPTIONAL,
	iE-Extensions						ProtocolExtensionContainer { {CellMeasurementResult-NR-ENDC-Item-ExtIEs} }	OPTIONAL,
	...
}

CellMeasurementResult-NR-ENDC-Item-ExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	...
}

CellMeasurementResult-E-UTRA-ENDC-List ::= SEQUENCE (SIZE (1..maxCellineNB))
														OF ProtocolIE-Single-Container { {CellMeasurementResult-E-UTRA-ENDC-ItemIEs} }

CellMeasurementResult-E-UTRA-ENDC-ItemIEs X2AP-PROTOCOL-IES ::= {
	{ ID id-CellMeasurementResult-E-UTRA-ENDC-Item	CRITICALITY ignore	TYPE CellMeasurementResult-E-UTRA-ENDC-Item	PRESENCE mandatory}
}

CellMeasurementResult-E-UTRA-ENDC-Item ::= SEQUENCE {
	e-utra-cell-ID				ECGI,
	hWLoadIndicator				HWLoadIndicator		OPTIONAL,
	s1TNLLoadIndicator			S1TNLLoadIndicator	OPTIONAL,
	radioResourceStatus			RadioResourceStatus	OPTIONAL,
	compositeAvailableCapacityGroup	CompositeAvailableCapacityGroup	OPTIONAL,
	iE-Extensions				ProtocolExtensionContainer { {CellMeasurementResult-E-UTRA-ENDC-Item-ExtIEs} }	OPTIONAL,
	...
}

CellMeasurementResult-E-UTRA-ENDC-Item-ExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	...
}

-- **************************************************************
--
-- SECONDARY RAT DATA USAGE REPORT
--
-- **************************************************************

SecondaryRATDataUsageReport ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container		{{SecondaryRATDataUsageReport-IEs}},
	...
}

SecondaryRATDataUsageReport-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-MeNB-UE-X2AP-ID						CRITICALITY reject	TYPE UE-X2AP-ID								PRESENCE mandatory}|
	{ ID id-SgNB-UE-X2AP-ID						CRITICALITY reject	TYPE SgNB-UE-X2AP-ID							PRESENCE mandatory}|
	{ ID id-SecondaryRATUsageReportList			CRITICALITY reject	TYPE SecondaryRATUsageReportList			PRESENCE mandatory}|
	{ ID id-MeNB-UE-X2AP-ID-Extension			CRITICALITY reject	TYPE UE-X2AP-ID-Extension					PRESENCE optional},
	...
}

-- **************************************************************
--
-- SGNB ACTIVITY NOTIFICATION
--
-- **************************************************************

SgNBActivityNotification ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container		{{SgNBActivityNotification-IEs}},
	...
}

SgNBActivityNotification-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-MeNB-UE-X2AP-ID						CRITICALITY reject	TYPE UE-X2AP-ID								PRESENCE mandatory}|
	{ ID id-SgNB-UE-X2AP-ID						CRITICALITY reject	TYPE SgNB-UE-X2AP-ID							PRESENCE mandatory}|
	{ ID id-UEContextLevelUserPlaneActivity		CRITICALITY ignore	TYPE UserPlaneTrafficActivityReport		PRESENCE optional}|
	{ ID id-ERABActivityNotifyItemList			CRITICALITY ignore	TYPE ERABActivityNotifyItemList			PRESENCE optional}|
	{ ID id-MeNB-UE-X2AP-ID-Extension			CRITICALITY reject	TYPE UE-X2AP-ID-Extension					PRESENCE optional},
	...
}

-- **************************************************************
--
-- EN-DC PARTIAL RESET REQUIRED
--
-- **************************************************************

ENDCPartialResetRequired ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{ENDCPartialResetRequired-IEs}},
	...
}

ENDCPartialResetRequired-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-UEs-ToBeReset				CRITICALITY reject	TYPE UEsToBeResetList					PRESENCE mandatory}|
	{ ID id-Cause						CRITICALITY ignore	TYPE Cause								PRESENCE mandatory}|
	{ ID id-InterfaceInstanceIndication	CRITICALITY reject 	TYPE InterfaceInstanceIndication			PRESENCE optional},
	...
}

-- **************************************************************
--
-- EN-DC PARTIAL RESET CONFIRM
--
-- **************************************************************

ENDCPartialResetConfirm ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{ENDCPartialResetConfirm-IEs}},
	...
}

ENDCPartialResetConfirm-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-UEs-Admitted-ToBeReset				CRITICALITY reject	TYPE UEsToBeResetList					PRESENCE mandatory}|
	{ ID id-InterfaceInstanceIndication			CRITICALITY reject 	TYPE InterfaceInstanceIndication		PRESENCE optional},
	...
}

-- **************************************************************
--
-- E-UTRA - NR CELL RESOURCE COORDINATION REQUEST
--
-- **************************************************************

EUTRANRCellResourceCoordinationRequest ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container		{{EUTRANRCellResourceCoordinationRequest-IEs}},
	...
}

EUTRANRCellResourceCoordinationRequest-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-InitiatingNodeType-EutranrCellResourceCoordination	CRITICALITY reject	TYPE InitiatingNodeType-EutranrCellResourceCoordination			PRESENCE mandatory}|
	{ ID id-InterfaceInstanceIndication							CRITICALITY reject 	TYPE InterfaceInstanceIndication										PRESENCE optional },
	...
}

InitiatingNodeType-EutranrCellResourceCoordination ::= CHOICE {
	initiate-eNB			ProtocolIE-Container	{{ENB-EUTRA-NRCellResourceCoordinationReqIEs}},
	initiate-en-gNB			ProtocolIE-Container	{{En-gNB-EUTRA-NRCellResourceCoordinationReqIEs}},
	...
}


ENB-EUTRA-NRCellResourceCoordinationReqIEs X2AP-PROTOCOL-IES ::= {
	{ ID id-DataTrafficResourceIndication			CRITICALITY reject	TYPE DataTrafficResourceIndication					PRESENCE mandatory}|
	{ ID id-SpectrumSharingGroupID					CRITICALITY reject	TYPE SpectrumSharingGroupID							PRESENCE mandatory}|
	{ ID id-ListofEUTRACellsinEUTRACoordinationReq	CRITICALITY reject	TYPE ListofEUTRACellsinEUTRACoordinationReq		PRESENCE mandatory},
	...
}


En-gNB-EUTRA-NRCellResourceCoordinationReqIEs X2AP-PROTOCOL-IES ::= {
	{ ID id-DataTrafficResourceIndication			CRITICALITY reject	TYPE DataTrafficResourceIndication				PRESENCE mandatory}|
	{ ID id-ListofEUTRACellsinNRCoordinationReq		CRITICALITY reject	TYPE ListofEUTRACellsinNRCoordinationReq		PRESENCE mandatory }|
	{ ID id-SpectrumSharingGroupID					CRITICALITY reject	TYPE SpectrumSharingGroupID						PRESENCE mandatory}|
	{ ID id-ListofNRCellsinNRCoordinationReq		CRITICALITY reject	TYPE ListofNRCellsinNRCoordinationReq			PRESENCE mandatory},
	...
}


ListofEUTRACellsinEUTRACoordinationReq ::= SEQUENCE (SIZE (0..maxCellineNB)) OF ECGI
ListofEUTRACellsinNRCoordinationReq ::= SEQUENCE (SIZE (1..maxCellineNB)) OF ECGI
ListofNRCellsinNRCoordinationReq ::= SEQUENCE (SIZE (0..maxnoNRcellsSpectrumSharingWithE-UTRA)) OF NRCGI

-- **************************************************************
--
-- E-UTRA - NR CELL RESOURCE COORDINATION RESPONSE
--
-- **************************************************************

EUTRANRCellResourceCoordinationResponse ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container		{{EUTRANRCellResourceCoordinationResponse-IEs}},
	...
}

EUTRANRCellResourceCoordinationResponse-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-RespondingNodeType-EutranrCellResourceCoordination		CRITICALITY reject	TYPE RespondingNodeType-EutranrCellResourceCoordination			PRESENCE mandatory}|
	{ ID id-InterfaceInstanceIndication	CRITICALITY reject 	TYPE InterfaceInstanceIndication	PRESENCE optional },
	...
}

RespondingNodeType-EutranrCellResourceCoordination ::= CHOICE {
	respond-eNB			ProtocolIE-Container	{{ENB-EUTRA-NRCellResourceCoordinationReqAckIEs}},
	respond-en-gNB		ProtocolIE-Container	{{En-gNB-EUTRA-NRCellResourceCoordinationReqAckIEs}},
	...
}


ENB-EUTRA-NRCellResourceCoordinationReqAckIEs X2AP-PROTOCOL-IES ::= {
	{ ID id-DataTrafficResourceIndication				CRITICALITY reject	TYPE DataTrafficResourceIndication				PRESENCE mandatory}|
	{ ID id-SpectrumSharingGroupID						CRITICALITY reject	TYPE SpectrumSharingGroupID							PRESENCE mandatory}|
	{ ID id-ListofEUTRACellsinEUTRACoordinationResp		CRITICALITY reject	TYPE ListofEUTRACellsinEUTRACoordinationResp	PRESENCE mandatory},
	...
}


En-gNB-EUTRA-NRCellResourceCoordinationReqAckIEs X2AP-PROTOCOL-IES ::= {
	{ ID id-DataTrafficResourceIndication		CRITICALITY reject	TYPE DataTrafficResourceIndication			PRESENCE mandatory}|
	{ ID id-SpectrumSharingGroupID				CRITICALITY reject	TYPE SpectrumSharingGroupID						PRESENCE mandatory}|
	{ ID id-ListofNRCellsinNRCoordinationResp	CRITICALITY reject	TYPE ListofNRCellsinNRCoordinationResp		PRESENCE mandatory},


	...
}

ListofEUTRACellsinEUTRACoordinationResp ::= SEQUENCE (SIZE (0..maxCellineNB)) OF ECGI
ListofNRCellsinNRCoordinationResp ::= SEQUENCE (SIZE (0..maxnoNRcellsSpectrumSharingWithE-UTRA)) OF NRCGI

-- **************************************************************
--
-- EN-DC X2 REMOVAL REQUEST
--
-- **************************************************************

ENDCX2RemovalRequest ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{ENDCX2RemovalRequest-IEs}},
	...
}

ENDCX2RemovalRequest-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-InitiatingNodeType-EndcX2Removal			CRITICALITY reject	TYPE InitiatingNodeType-EndcX2Removal		PRESENCE mandatory}|
	{ ID id-InterfaceInstanceIndication					CRITICALITY reject 	TYPE InterfaceInstanceIndication				PRESENCE optional },
	...
}

InitiatingNodeType-EndcX2Removal ::= CHOICE {
	init-eNB				ProtocolIE-Container	{{ENB-ENDCX2RemovalReqIEs}},
	init-en-gNB			ProtocolIE-Container	{{En-gNB-ENDCX2RemovalReqIEs}},
	...
}

ENB-ENDCX2RemovalReqIEs X2AP-PROTOCOL-IES ::= {
	{ ID id-GlobalENB-ID								CRITICALITY reject	TYPE GlobalENB-ID										PRESENCE mandatory},
	...
}

En-gNB-ENDCX2RemovalReqIEs X2AP-PROTOCOL-IES ::= {
	{ ID id-Globalen-gNB-ID							CRITICALITY reject	TYPE GlobalGNB-ID										PRESENCE mandatory},
	...
}

-- **************************************************************
--
-- EN-DC X2 REMOVAL RESPONSE
--
-- **************************************************************

ENDCX2RemovalResponse ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{ENDCX2RemovalResponse-IEs}},
	...
}

ENDCX2RemovalResponse-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-RespondingNodeType-EndcX2Removal		CRITICALITY reject	TYPE RespondingNodeType-EndcX2Removal		PRESENCE mandatory}|
	{ ID id-InterfaceInstanceIndication				CRITICALITY reject 	TYPE InterfaceInstanceIndication				PRESENCE optional },
	...
}

RespondingNodeType-EndcX2Removal ::= CHOICE {
	respond-eNB			ProtocolIE-Container	{{ENB-ENDCX2RemovalReqAckIEs}},
	respond-en-gNB		ProtocolIE-Container	{{En-gNB-ENDCX2RemovalReqAckIEs}},
	...
}

ENB-ENDCX2RemovalReqAckIEs X2AP-PROTOCOL-IES ::= {
	{ ID id-GlobalENB-ID								CRITICALITY reject	TYPE GlobalENB-ID										PRESENCE mandatory},
	...
}

En-gNB-ENDCX2RemovalReqAckIEs X2AP-PROTOCOL-IES ::= {
	{ ID id-Globalen-gNB-ID							CRITICALITY reject	TYPE GlobalGNB-ID										PRESENCE mandatory},
	...
}

-- **************************************************************
--
-- EN-DC X2 REMOVAL FAILURE
--
-- **************************************************************

ENDCX2RemovalFailure ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{ENDCX2RemovalFailure-IEs}},
	...
}

ENDCX2RemovalFailure-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-Cause							CRITICALITY ignore		TYPE Cause								PRESENCE mandatory} |
	{ ID id-CriticalityDiagnostics			CRITICALITY ignore		TYPE CriticalityDiagnostics				PRESENCE optional }|
	{ ID id-InterfaceInstanceIndication		CRITICALITY reject 		TYPE InterfaceInstanceIndication		PRESENCE optional },
	...
}

-- **************************************************************
--
-- DATA FORWARDING ADDRESS INDICATION
--
-- **************************************************************

DataForwardingAddressIndication ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{DataForwardingAddressIndication-IEs}},
	...
}

DataForwardingAddressIndication-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-New-eNB-UE-X2AP-ID					CRITICALITY ignore	TYPE UE-X2AP-ID									PRESENCE mandatory}|
	{ ID id-New-eNB-UE-X2AP-ID-Extension		CRITICALITY ignore	TYPE UE-X2AP-ID-Extension						PRESENCE optional }|
	{ ID id-Old-eNB-UE-X2AP-ID					CRITICALITY ignore	TYPE UE-X2AP-ID									PRESENCE mandatory}|
	{ ID id-Old-eNB-UE-X2AP-ID-Extension		CRITICALITY ignore	TYPE UE-X2AP-ID-Extension						PRESENCE optional }|
	{ ID id-E-RABs-DataForwardingAddress-List	CRITICALITY ignore	TYPE E-RABs-DataForwardingAddress-List		PRESENCE mandatory}|
	{ ID id-CHO-DC-Indicator					CRITICALITY reject	TYPE CHO-DC-Indicator							PRESENCE optional}|
	{ ID id-CHO-DC-EarlyDataForwarding			CRITICALITY ignore	TYPE CHO-DC-EarlyDataForwarding				PRESENCE optional}|
	{ ID id-SgNB-UE-X2AP-ID						CRITICALITY ignore	TYPE SgNB-UE-X2AP-ID							PRESENCE optional}|
	{ ID id-CPCinformation-NOTIFY				CRITICALITY reject	TYPE CPCinformation-NOTIFY						PRESENCE optional},
	...
}

E-RABs-DataForwardingAddress-List ::= SEQUENCE (SIZE(1..maxnoofBearers)) OF ProtocolIE-Single-Container { {E-RABs-DataForwardingAddress-ItemIEs} }

E-RABs-DataForwardingAddress-ItemIEs	X2AP-PROTOCOL-IES ::= {
	{ ID id-E-RABs-DataForwardingAddress-Item	CRITICALITY ignore	TYPE E-RABs-DataForwardingAddress-Item	PRESENCE mandatory},
	...
}

E-RABs-DataForwardingAddress-Item ::= SEQUENCE {
	e-RAB-ID						E-RAB-ID,
	dl-GTPtunnelEndpoint			GTPtunnelEndpoint,
	iE-Extensions					ProtocolExtensionContainer { {E-RABs-DataForwardingAddress-ItemExtIEs} } OPTIONAL,
	...
}

E-RABs-DataForwardingAddress-ItemExtIEs X2AP-PROTOCOL-EXTENSION ::= {
	...
}

-- **************************************************************
--
-- GNB STATUS INDICATION
--
-- **************************************************************


GNBStatusIndication ::= SEQUENCE {
	protocolIEs			ProtocolIE-Container	{ { GNBStatusIndicationIEs} },
	...
}

GNBStatusIndicationIEs X2AP-PROTOCOL-IES ::= {
	{ ID id-GNBOverloadInformation			CRITICALITY ignore	TYPE GNBOverloadInformation			PRESENCE mandatory}|
	{ ID id-InterfaceInstanceIndication		CRITICALITY reject 	TYPE InterfaceInstanceIndication		PRESENCE optional },
	...
}

-- **************************************************************
--
-- EN-DC CONFIGURATION TRANSFER
--
-- **************************************************************

ENDCConfigurationTransfer ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container	{{ENDCConfigurationTransfer-IEs}},
	...
}

ENDCConfigurationTransfer-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-endcSONConfigurationTransfer	CRITICALITY ignore	TYPE EndcSONConfigurationTransfer			PRESENCE optional}|
	{ ID id-InterfaceInstanceIndication		CRITICALITY reject 	TYPE InterfaceInstanceIndication				PRESENCE optional },
	...
}

-- **************************************************************
--
-- TRACE START
--
-- **************************************************************

TraceStart ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container		{ {TraceStartIEs} },
	...
}

TraceStartIEs X2AP-PROTOCOL-IES ::= {
	{ ID id-MeNB-UE-X2AP-ID				CRITICALITY reject	TYPE UE-X2AP-ID						PRESENCE mandatory	}|
	{ ID id-SgNB-UE-X2AP-ID				CRITICALITY reject	TYPE SgNB-UE-X2AP-ID					PRESENCE mandatory	}|
	{ ID id-TraceActivation				CRITICALITY ignore	TYPE TraceActivation					PRESENCE mandatory	}|
	{ ID id-MeNB-UE-X2AP-ID-Extension	CRITICALITY reject		TYPE UE-X2AP-ID-Extension			PRESENCE optional},
	...
}

-- **************************************************************
--
-- DEACTIVATE TRACE
--
-- **************************************************************

DeactivateTrace ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container		{ {DeactivateTraceIEs} },
	...
}

DeactivateTraceIEs X2AP-PROTOCOL-IES ::= {
	{ ID id-MeNB-UE-X2AP-ID				CRITICALITY reject	TYPE UE-X2AP-ID						PRESENCE mandatory	}|
	{ ID id-SgNB-UE-X2AP-ID				CRITICALITY reject	TYPE SgNB-UE-X2AP-ID					PRESENCE mandatory	}|
	{ ID id-EUTRANTraceID				CRITICALITY ignore	TYPE EUTRANTraceID					PRESENCE mandatory	}|
	{ ID id-MeNB-UE-X2AP-ID-Extension		CRITICALITY reject	TYPE UE-X2AP-ID-Extension			PRESENCE optional},
	...
}

-- **************************************************************
--
-- CELL TRAFFIC TRACE
--
-- **************************************************************

CellTrafficTrace ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container		{ {CellTrafficTraceIEs} },
	...
}

CellTrafficTraceIEs X2AP-PROTOCOL-IES ::= {
	{ ID id-MeNB-UE-X2AP-ID					CRITICALITY reject	TYPE UE-X2AP-ID							PRESENCE mandatory	}|
	{ ID id-SgNB-UE-X2AP-ID					CRITICALITY reject	TYPE SgNB-UE-X2AP-ID					PRESENCE mandatory	}|
	{ ID id-EUTRANTraceID					CRITICALITY ignore	TYPE EUTRANTraceID						PRESENCE mandatory	}|
	{ ID id-TraceCollectionEntityIPAddress	CRITICALITY ignore	TYPE TraceCollectionEntityIPAddress	PRESENCE mandatory	}|
	{ ID id-PrivacyIndicator				CRITICALITY ignore	TYPE PrivacyIndicator					PRESENCE optional	}|
	{ ID id-MeNB-UE-X2AP-ID-Extension		CRITICALITY reject	TYPE UE-X2AP-ID-Extension				PRESENCE optional},
	...
}

-- **************************************************************
--
-- F1-C TRAFFIC TRANSFER
--
-- **************************************************************

F1CTrafficTransfer ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container		{{ F1CTrafficTransfer-IEs}},
	...
}

F1CTrafficTransfer-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-MeNB-UE-X2AP-ID						CRITICALITY reject	TYPE UE-X2AP-ID						PRESENCE mandatory}|
	{ ID id-SgNB-UE-X2AP-ID						CRITICALITY reject	TYPE SgNB-UE-X2AP-ID				PRESENCE mandatory}|
	{ ID id-F1CTrafficContainer					CRITICALITY reject	TYPE F1CTrafficContainer			PRESENCE mandatory}|
	{ ID id-MeNB-UE-X2AP-ID-Extension			CRITICALITY reject	TYPE UE-X2AP-ID-Extension			PRESENCE optional},
	...
}

-- **************************************************************
--
-- UE RADIO CAPABILITY ID MAPPING REQUEST
--
-- **************************************************************

UERadioCapabilityIDMappingRequest::= SEQUENCE {
	protocolIEs			ProtocolIE-Container       { { UERadioCapabilityIDMappingRequestIEs} },
	...
}

UERadioCapabilityIDMappingRequestIEs X2AP-PROTOCOL-IES ::= {
	{ ID id-UERadioCapabilityID		CRITICALITY reject	TYPE UERadioCapabilityID		PRESENCE mandatory	},
	...
}

-- **************************************************************
--
-- UE RADIO CAPABILITY ID MAPPING RESPONSE
--
-- **************************************************************

UERadioCapabilityIDMappingResponse ::= SEQUENCE {
	protocolIEs			ProtocolIE-Container       { { UERadioCapabilityIDMappingResponseIEs} },
	...
}

UERadioCapabilityIDMappingResponseIEs X2AP-PROTOCOL-IES ::= {
	{ ID id-UERadioCapabilityID				CRITICALITY reject	TYPE UERadioCapabilityID			PRESENCE mandatory }|
	{ ID id-UERadioCapability				CRITICALITY ignore	TYPE UERadioCapability				PRESENCE mandatory }|
	{ ID id-CriticalityDiagnostics			CRITICALITY ignore	TYPE CriticalityDiagnostics			PRESENCE optional  },
	...
}


-- **************************************************************
--
-- CONDITIONAL PSCELL CHANGE CANCEL
--
-- **************************************************************

CPC-cancel ::= SEQUENCE {
	protocolIEs		ProtocolIE-Container		{{CPC-cancel-IEs}},
	...
}

CPC-cancel-IEs X2AP-PROTOCOL-IES ::= {
	{ ID id-MeNB-UE-X2AP-ID						CRITICALITY reject	TYPE UE-X2AP-ID						PRESENCE mandatory}|
	{ ID id-SgNB-UE-X2AP-ID						CRITICALITY reject	TYPE SgNB-UE-X2AP-ID				PRESENCE mandatory}|
	{ ID id-MeNB-UE-X2AP-ID-Extension			CRITICALITY reject	TYPE UE-X2AP-ID-Extension			PRESENCE optional}|
	{ ID id-Cause								CRITICALITY ignore	TYPE Cause							PRESENCE optional}|
	{ ID id-Target-SgNB-ID						CRITICALITY reject	TYPE GlobalGNB-ID					PRESENCE mandatory},
	...
}


END