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Diffstat (limited to 'Documentation/networking/devlink/prestera.rst')
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diff --git a/Documentation/networking/devlink/prestera.rst b/Documentation/networking/devlink/prestera.rst new file mode 100644 index 0000000000..96b1124e61 --- /dev/null +++ b/Documentation/networking/devlink/prestera.rst @@ -0,0 +1,141 @@ +.. SPDX-License-Identifier: GPL-2.0 + +======================== +prestera devlink support +======================== + +This document describes the devlink features implemented by the ``prestera`` +device driver. + +Driver-specific Traps +===================== + +.. list-table:: List of Driver-specific Traps Registered by ``prestera`` + :widths: 5 5 90 + + * - Name + - Type + - Description +.. list-table:: List of Driver-specific Traps Registered by ``prestera`` + :widths: 5 5 90 + + * - Name + - Type + - Description + * - ``arp_bc`` + - ``trap`` + - Traps ARP broadcast packets (both requests/responses) + * - ``is_is`` + - ``trap`` + - Traps IS-IS packets + * - ``ospf`` + - ``trap`` + - Traps OSPF packets + * - ``ip_bc_mac`` + - ``trap`` + - Traps IPv4 packets with broadcast DA Mac address + * - ``stp`` + - ``trap`` + - Traps STP BPDU + * - ``lacp`` + - ``trap`` + - Traps LACP packets + * - ``lldp`` + - ``trap`` + - Traps LLDP packets + * - ``router_mc`` + - ``trap`` + - Traps multicast packets + * - ``vrrp`` + - ``trap`` + - Traps VRRP packets + * - ``dhcp`` + - ``trap`` + - Traps DHCP packets + * - ``mtu_error`` + - ``trap`` + - Traps (exception) packets that exceeded port's MTU + * - ``mac_to_me`` + - ``trap`` + - Traps packets with switch-port's DA Mac address + * - ``ttl_error`` + - ``trap`` + - Traps (exception) IPv4 packets whose TTL exceeded + * - ``ipv4_options`` + - ``trap`` + - Traps (exception) packets due to the malformed IPV4 header options + * - ``ip_default_route`` + - ``trap`` + - Traps packets that have no specific IP interface (IP to me) and no forwarding prefix + * - ``local_route`` + - ``trap`` + - Traps packets that have been send to one of switch IP interfaces addresses + * - ``ipv4_icmp_redirect`` + - ``trap`` + - Traps (exception) IPV4 ICMP redirect packets + * - ``arp_response`` + - ``trap`` + - Traps ARP replies packets that have switch-port's DA Mac address + * - ``acl_code_0`` + - ``trap`` + - Traps packets that have ACL priority set to 0 (tc pref 0) + * - ``acl_code_1`` + - ``trap`` + - Traps packets that have ACL priority set to 1 (tc pref 1) + * - ``acl_code_2`` + - ``trap`` + - Traps packets that have ACL priority set to 2 (tc pref 2) + * - ``acl_code_3`` + - ``trap`` + - Traps packets that have ACL priority set to 3 (tc pref 3) + * - ``acl_code_4`` + - ``trap`` + - Traps packets that have ACL priority set to 4 (tc pref 4) + * - ``acl_code_5`` + - ``trap`` + - Traps packets that have ACL priority set to 5 (tc pref 5) + * - ``acl_code_6`` + - ``trap`` + - Traps packets that have ACL priority set to 6 (tc pref 6) + * - ``acl_code_7`` + - ``trap`` + - Traps packets that have ACL priority set to 7 (tc pref 7) + * - ``ipv4_bgp`` + - ``trap`` + - Traps IPv4 BGP packets + * - ``ssh`` + - ``trap`` + - Traps SSH packets + * - ``telnet`` + - ``trap`` + - Traps Telnet packets + * - ``icmp`` + - ``trap`` + - Traps ICMP packets + * - ``rxdma_drop`` + - ``drop`` + - Drops packets (RxDMA) due to the lack of ingress buffers etc. + * - ``port_no_vlan`` + - ``drop`` + - Drops packets due to faulty-configured network or due to internal bug (config issue). + * - ``local_port`` + - ``drop`` + - Drops packets whose decision (FDB entry) is to bridge packet back to the incoming port/trunk. + * - ``invalid_sa`` + - ``drop`` + - Drops packets with multicast source MAC address. + * - ``illegal_ip_addr`` + - ``drop`` + - Drops packets with illegal SIP/DIP multicast/unicast addresses. + * - ``illegal_ipv4_hdr`` + - ``drop`` + - Drops packets with illegal IPV4 header. + * - ``ip_uc_dip_da_mismatch`` + - ``drop`` + - Drops packets with destination MAC being unicast, but destination IP address being multicast. + * - ``ip_sip_is_zero`` + - ``drop`` + - Drops packets with zero (0) IPV4 source address. + * - ``met_red`` + - ``drop`` + - Drops non-conforming packets (dropped by Ingress policer, metering drop), e.g. packet rate exceeded configured bandwidth. |