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Diffstat (limited to 'doc/sphinx/uml/select4.svg')
| -rw-r--r-- | doc/sphinx/uml/select4.svg | 157 |
1 files changed, 157 insertions, 0 deletions
diff --git a/doc/sphinx/uml/select4.svg b/doc/sphinx/uml/select4.svg new file mode 100644 index 0000000..a2b5ed6 --- /dev/null +++ b/doc/sphinx/uml/select4.svg @@ -0,0 +1,157 @@ +<?xml version="1.0" encoding="UTF-8" standalone="no"?><svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" contentScriptType="application/ecmascript" contentStyleType="text/css" height="2210px" preserveAspectRatio="none" style="width:1468px;height:2210px;" version="1.1" viewBox="0 0 1468 2210" width="1468px" zoomAndPan="magnify"><defs><filter height="300%" id="f5nw3f4rb2pkr" width="300%" x="-1" y="-1"><feGaussianBlur result="blurOut" stdDeviation="2.0"/><feColorMatrix in="blurOut" result="blurOut2" type="matrix" values="0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 .4 0"/><feOffset dx="4.0" dy="4.0" in="blurOut2" result="blurOut3"/><feBlend in="SourceGraphic" in2="blurOut3" mode="normal"/></filter></defs><g><text fill="#000000" font-family="sans-serif" font-size="18" lengthAdjust="spacingAndGlyphs" textLength="317" x="566.5" y="17.4023">DHCPv4 subnet selection (Kea 1.8.0)</text><!--MD5=[73860abe08ab23c9b8e49eb23f18ae46] +cluster relayed--><rect fill="#FFFFFF" filter="url(#f5nw3f4rb2pkr)" height="374.86" style="stroke: #000000; stroke-width: 1.5;" width="445" x="7" y="329.1992"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacingAndGlyphs" textLength="56" x="201.5" y="344.7344">Relayed</text><!--MD5=[234613e222536af9475ae40e3492b0e6] +cluster set_address--><rect fill="#FFFFFF" filter="url(#f5nw3f4rb2pkr)" height="164.86" style="stroke: #000000; stroke-width: 1.5;" width="803" x="227" y="769.0592"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacingAndGlyphs" textLength="164" x="546.5" y="784.5944">Set address for lookup</text><!--MD5=[a59c1d05a8f6fb54290705d41e67acbe] +cluster interface--><rect fill="#FFFFFF" filter="url(#f5nw3f4rb2pkr)" height="488" style="stroke: #000000; stroke-width: 1.5;" width="395" x="945" y="990.9192"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacingAndGlyphs" textLength="164" x="1060.5" y="1006.4544">Try incoming interface</text><!--MD5=[8f3f5adf9176dbd9c419c05d483ab0c6] +cluster address--><rect fill="#FFFFFF" filter="url(#f5nw3f4rb2pkr)" height="294" style="stroke: #000000; stroke-width: 1.5;" width="190" x="745" y="1527.9192"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacingAndGlyphs" textLength="85" x="797.5" y="1543.4544">Try address</text><!--MD5=[aeb2f621969028d4547d386ac1a1ba6d] +entity relay_subnet--><rect fill="#FEFECE" filter="url(#f5nw3f4rb2pkr)" height="36.4883" style="stroke: #A80036; stroke-width: 1.5;" width="226" x="172" y="418.0592"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacingAndGlyphs" textLength="206" x="182" y="441.5944">Relay address matches subnet</text><!--MD5=[bf459b32eaaf498e62edf6d622ac5891] +entity relay_network--><rect fill="#FEFECE" filter="url(#f5nw3f4rb2pkr)" height="36.4883" style="stroke: #A80036; stroke-width: 1.5;" width="286" x="142" y="531.0592"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacingAndGlyphs" textLength="266" x="152" y="554.5944">Relay address matches shared network</text><!--MD5=[076bfff500cab59e856b606fdf63ed5a] +entity relay_class--><rect fill="#FEFECE" filter="url(#f5nw3f4rb2pkr)" height="36.4883" style="stroke: #A80036; stroke-width: 1.5;" width="140" x="112" y="644.0592"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacingAndGlyphs" textLength="120" x="122" y="667.5944">Check client class</text><!--MD5=[467e96f12fdeb7da53b220e72b6eb1fc] +entity relay_address--><rect fill="#FEFECE" filter="url(#f5nw3f4rb2pkr)" height="36.4883" style="stroke: #A80036; stroke-width: 1.5;" width="136" x="251" y="873.9192"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacingAndGlyphs" textLength="116" x="261" y="897.4544">Set relay address</text><!--MD5=[a0e4201c97a623c3dfa593fb75aad03b] +entity client_address--><rect fill="#FEFECE" filter="url(#f5nw3f4rb2pkr)" height="36.4883" style="stroke: #A80036; stroke-width: 1.5;" width="140" x="553" y="873.9192"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacingAndGlyphs" textLength="120" x="563" y="897.4544">Set client address</text><!--MD5=[a2d7389029b0dd04029e629f1661a883] +entity source_address--><rect fill="#FEFECE" filter="url(#f5nw3f4rb2pkr)" height="36.4883" style="stroke: #A80036; stroke-width: 1.5;" width="149" x="856.5" y="873.9192"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacingAndGlyphs" textLength="129" x="866.5" y="897.4544">Set source address</text><!--MD5=[8eaa1e77cbee43fcac8de4e493864e04] +entity interface_subnet--><rect fill="#FEFECE" filter="url(#f5nw3f4rb2pkr)" height="36.4883" style="stroke: #A80036; stroke-width: 1.5;" width="192" x="997" y="1025.9192"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacingAndGlyphs" textLength="172" x="1007" y="1049.4544">Interface matches subnet</text><!--MD5=[44eac5a65cc5cd7e6cc1fc4b89b09f4d] +entity interface_network--><rect fill="#FEFECE" filter="url(#f5nw3f4rb2pkr)" height="36.4883" style="stroke: #A80036; stroke-width: 1.5;" width="252" x="1072" y="1138.9192"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacingAndGlyphs" textLength="232" x="1082" y="1162.4544">Interface matches shared network</text><!--MD5=[8e51806cb27b2b60db022c6084a961c9] +entity interface_class--><rect fill="#FEFECE" filter="url(#f5nw3f4rb2pkr)" height="36.4883" style="stroke: #A80036; stroke-width: 1.5;" width="140" x="1022" y="1251.9192"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacingAndGlyphs" textLength="120" x="1032" y="1275.4544">Check client class</text><!--MD5=[953883d00ea10db133fca33539954fed] +entity interface_address--><rect fill="#FEFECE" filter="url(#f5nw3f4rb2pkr)" height="36.4883" style="stroke: #A80036; stroke-width: 1.5;" width="163" x="961.5" y="1426.9192"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacingAndGlyphs" textLength="143" x="971.5" y="1450.4544">Set interface address</text><!--MD5=[132ec46735878e55c0250b14c07769ad] +entity inRange--><rect fill="#FEFECE" filter="url(#f5nw3f4rb2pkr)" height="36.4883" style="stroke: #A80036; stroke-width: 1.5;" width="158" x="761" y="1562.9192"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacingAndGlyphs" textLength="138" x="771" y="1586.4544">Check subnet prefix</text><!--MD5=[a34f95003b379bc2f5b7f1af307bcb98] +entity address_class--><rect fill="#FEFECE" filter="url(#f5nw3f4rb2pkr)" height="36.4883" style="stroke: #A80036; stroke-width: 1.5;" width="140" x="779" y="1769.9192"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacingAndGlyphs" textLength="120" x="789" y="1793.4544">Check client class</text><!--MD5=[e3476fda087b0512b1cf4e3a66ca5e59] +entity entry--><rect fill="#FEFECE" filter="url(#f5nw3f4rb2pkr)" height="36.4883" style="stroke: #A80036; stroke-width: 1.5;" width="95" x="350.5" y="28.1992"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacingAndGlyphs" textLength="75" x="360.5" y="51.7344">Entry point</text><!--MD5=[a23c6b9dab1f8744947aaee2891e743e] +entity rai_link_select--><rect fill="#FEFECE" filter="url(#f5nw3f4rb2pkr)" height="36.4883" style="stroke: #A80036; stroke-width: 1.5;" width="141" x="327.5" y="125.1992"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacingAndGlyphs" textLength="121" x="337.5" y="148.7344">Try RAI link select</text><!--MD5=[6d8910fd8533ab76ffd986c0d960248c] +entity subnet_select--><rect fill="#FEFECE" filter="url(#f5nw3f4rb2pkr)" height="36.4883" style="stroke: #A80036; stroke-width: 1.5;" width="207" x="294.5" y="222.1992"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacingAndGlyphs" textLength="187" x="304.5" y="245.7344">Try subnet selection option</text><!--MD5=[6348f6d706001cc5dc6ed638bec44faf] +entity found--><rect fill="#FEFECE" filter="url(#f5nw3f4rb2pkr)" height="36.4883" style="stroke: #A80036; stroke-width: 1.5;" width="127" x="708.5" y="1946.9192"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacingAndGlyphs" textLength="107" x="718.5" y="1970.4544">Found a subnet</text><!--MD5=[7dc9e356e22f2f113ceeb6da807ce9ff] +entity not_found--><rect fill="#FEFECE" filter="url(#f5nw3f4rb2pkr)" height="36.4883" style="stroke: #A80036; stroke-width: 1.5;" width="137" x="870.5" y="1946.9192"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacingAndGlyphs" textLength="117" x="880.5" y="1970.4544">Found no subnet</text><!--MD5=[4a9142d0fee9ff77eb50a001ac7877e7] +entity subnet4_select--><rect fill="#FEFECE" filter="url(#f5nw3f4rb2pkr)" height="36.4883" style="stroke: #A80036; stroke-width: 1.5;" width="175" x="767.5" y="2043.9192"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacingAndGlyphs" textLength="155" x="777.5" y="2067.4544">Callout subnet4_select</text><!--MD5=[d0fdc5cb89e99cab1ccfec009231794d] +entity success--><rect fill="#FEFECE" filter="url(#f5nw3f4rb2pkr)" height="36.4883" style="stroke: #A80036; stroke-width: 1.5;" width="129" x="584.5" y="2156.9192"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacingAndGlyphs" textLength="109" x="594.5" y="2180.4544">Return a subnet</text><!--MD5=[d0255a03afa46a62fe0c456dae837167] +entity no_subnet--><rect fill="#FEFECE" filter="url(#f5nw3f4rb2pkr)" height="36.4883" style="stroke: #A80036; stroke-width: 1.5;" width="139" x="785.5" y="2156.9192"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacingAndGlyphs" textLength="119" x="795.5" y="2180.4544">Return no subnet</text><!--MD5=[c92710f32fe9c293a125fb7e80204a05] +entity drop--><rect fill="#FEFECE" filter="url(#f5nw3f4rb2pkr)" height="36.4883" style="stroke: #A80036; stroke-width: 1.5;" width="97" x="986.5" y="2156.9192"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacingAndGlyphs" textLength="77" x="996.5" y="2180.4544">Drop query</text><!--MD5=[732ffb0ffbc5cdc82abf95e46b9c6dc7] +link entry to rai_link_select--><path d="M398,64.6192 C398,80.1592 398,102.9792 398,119.8592 " fill="none" id="entry->rai_link_select" style="stroke: #A80036; stroke-width: 1.0;"/><polygon fill="#A80036" points="398,124.8892,402,115.8892,398,119.8892,394,115.8892,398,124.8892" style="stroke: #A80036; stroke-width: 1.0;"/><!--MD5=[f0b6d7b08c058a6efc1e3a3886382c22] +link rai_link_select to subnet_select--><path d="M398,161.6192 C398,177.1592 398,199.9792 398,216.8592 " fill="none" id="rai_link_select->subnet_select" style="stroke: #A80036; stroke-width: 1.0;"/><polygon fill="#A80036" points="398,221.8892,402,212.8892,398,216.8892,394,212.8892,398,221.8892" style="stroke: #A80036; stroke-width: 1.0;"/><!--MD5=[2989df9457f995d9ec76378f9e46e3a6] +link subnet_select to relayed--><path d="M389.65,258.5692 C382.075,274.3142 370.655,298.0567 361.01,318.1092 C359.8044,320.6158 358.6265,323.0647 357.4873,325.4331 C356.9177,326.6173 356.3578,327.7814 355.8089,328.9225 " fill="none" id="subnet_select->relayed" style="stroke: #A80036; stroke-width: 1.0;"/><polygon fill="#A80036" points="355.8089,328.9225,363.3147,322.5458,357.9762,324.4167,356.1053,319.0781,355.8089,328.9225" style="stroke: #A80036; stroke-width: 1.0;"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="45" x="374" y="301.7676">relayed</text><!--MD5=[19a01d6111b1c934e32249a327a2afa6] +link subnet_select to set_address--><path d="M433.44,258.3692 C466.58,277.1792 511,310.7592 511,355.5592 C511,355.5592 511,355.5592 511,663.0592 C511,711.2292 468.365,744.0467 425.0638,764.9542 C422.3574,766.2609 419.6485,767.5211 416.9472,768.7356 " fill="none" id="subnet_select->set_address" style="stroke: #A80036; stroke-width: 1.0;"/><polygon fill="#A80036" points="416.9472,768.7356,426.796,768.6933,421.5075,766.6853,423.5155,761.3968,416.9472,768.7356" style="stroke: #A80036; stroke-width: 1.0;"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="70" x="512" y="497.6276">not relayed</text><!--MD5=[289599dfcd7d1f32272e42cc3c26c895] +link relayed to relay_subnet--><path d="M342.96,357.1192 C341.81,358.6492 317.61,391.2092 300.84,413.7592 " fill="none" id="relayed->relay_subnet" style="stroke: #A80036; stroke-width: 1.0;"/><polygon fill="#A80036" points="297.8,417.8392,306.3807,413.0049,300.784,413.8273,299.9616,408.2305,297.8,417.8392" style="stroke: #A80036; stroke-width: 1.0;"/><!--MD5=[65c9b407d2d4ddf1b89c397faeac317e] +link relay_subnet to relay_network--><path d="M285,454.3992 C285,473.6292 285,504.6892 285,525.7192 " fill="none" id="relay_subnet->relay_network" style="stroke: #A80036; stroke-width: 1.0;"/><polygon fill="#A80036" points="285,530.8392,289,521.8392,285,525.8392,281,521.8392,285,530.8392" style="stroke: #A80036; stroke-width: 1.0;"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="59" x="286" y="497.6276">no match</text><!--MD5=[918f6d4a891df42092f9be64f359f985] +link relay_subnet to relay_class--><path d="M199.58,454.0892 C156.79,467.3892 108.74,490.6992 83,531.0592 C56.99,571.8592 109.58,615.9992 147.59,640.9192 " fill="none" id="relay_subnet->relay_class" style="stroke: #A80036; stroke-width: 1.0;"/><polygon fill="#A80036" points="152.15,643.8592,146.7424,635.6277,147.9441,641.1554,142.4164,642.3571,152.15,643.8592" style="stroke: #A80036; stroke-width: 1.0;"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="39" x="84" y="554.1276">match</text><!--MD5=[ec56da742308e5dcfe86ad0421278606] +link relay_network to set_address--><path d="M288.52,567.3092 C294.12,594.7992 305.4675,650.4892 315.5475,699.9592 C320.5875,724.6942 325.3106,747.8742 328.84,765.1967 C329.0606,766.2794 329.2765,767.3392 329.4876,768.375 " fill="none" id="relay_network->set_address" style="stroke: #A80036; stroke-width: 1.0;"/><polygon fill="#A80036" points="329.4876,768.375,331.6103,758.7576,328.4893,763.4756,323.7713,760.3547,329.4876,768.375" style="stroke: #A80036; stroke-width: 1.0;"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="59" x="319" y="667.1276">no match</text><!--MD5=[a30462b61ddf59585f12c8e1078496e0] +link relay_network to relay_class--><path d="M268.91,567.3992 C250.69,587.0392 221.02,619.0092 201.5,640.0392 " fill="none" id="relay_network->relay_class" style="stroke: #A80036; stroke-width: 1.0;"/><polygon fill="#A80036" points="197.98,643.8392,207.0376,639.9713,201.3844,640.1773,201.1785,634.5242,197.98,643.8392" style="stroke: #A80036; stroke-width: 1.0;"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="39" x="241" y="610.6276">match</text><!--MD5=[44feab40ce9c0df31465bdb13adac7ed] +link relay_class to found--><path d="M177.97,680.0792 C172.39,705.1692 163,753.6292 163,795.4192 C163,795.4192 163,795.4192 163,1878.4192 C163,1932.4492 543.78,1954.4892 703.15,1961.3492 " fill="none" id="relay_class->found" style="stroke: #A80036; stroke-width: 1.0;"/><polygon fill="#A80036" points="708.26,1961.5692,699.4395,1957.1875,703.2646,1961.3551,699.097,1965.1802,708.26,1961.5692" style="stroke: #A80036; stroke-width: 1.0;"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="70" x="164" y="1362.4876">compatible</text><!--MD5=[d5e1893c7bc3c7589901f4b78d6439f0] +link relay_class to set_address--><path d="M185.6,680.2592 C190.22,698.4992 199.91,727.0992 218,745.0592 C222.9438,749.9667 228.4423,754.4291 234.2844,758.4815 C237.2054,760.5077 240.2123,762.4314 243.2786,764.2571 C244.8117,765.1699 246.3597,766.0582 247.9193,766.9226 C248.6991,767.3547 249.4818,767.7809 250.2669,768.2012 C250.6595,768.4113 251.0527,768.6199 251.4464,768.8271 " fill="none" id="relay_class->set_address" style="stroke: #A80036; stroke-width: 1.0;"/><polygon fill="#A80036" points="251.4464,768.8271,245.3441,761.0965,247.0215,766.499,241.6191,768.1764,251.4464,768.8271" style="stroke: #A80036; stroke-width: 1.0;"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="95" x="219" y="741.6276">not compatible</text><!--MD5=[3f679d64a1cccee12b0e824b1733c0ed] +link set_address to relay_address--><path d="M334.99,796.9892 C334.66,798.9192 327.44,841.3492 322.81,868.5092 " fill="none" id="set_address->relay_address" style="stroke: #A80036; stroke-width: 1.0;"/><polygon fill="#A80036" points="321.93,873.7292,327.3899,865.5323,322.7728,868.8008,319.5043,864.1837,321.93,873.7292" style="stroke: #A80036; stroke-width: 1.0;"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="135" x="330" y="840.4876">try the relay address</text><!--MD5=[9d0435cdb5bba0d446c223c46240db6f] +link relay_address to client_address--><path d="M387.22,891.9192 C434.95,891.9192 498.7,891.9192 547.88,891.9192 " fill="none" id="relay_address->client_address" style="stroke: #A80036; stroke-width: 1.0;"/><polygon fill="#A80036" points="552.9,891.9192,543.9,887.9192,547.9,891.9192,543.9,895.9192,552.9,891.9192" style="stroke: #A80036; stroke-width: 1.0;"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="129" x="405.5" y="885.4876">has no relay address</text><!--MD5=[4192df04ddbb3f1e00a57ee174f51cdb] +link client_address to source_address--><path d="M693.28,891.9192 C740.3,891.9192 802.28,891.9192 851.17,891.9192 " fill="none" id="client_address->source_address" style="stroke: #A80036; stroke-width: 1.0;"/><polygon fill="#A80036" points="856.46,891.9192,847.46,887.9192,851.46,891.9192,847.46,895.9192,856.46,891.9192" style="stroke: #A80036; stroke-width: 1.0;"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="127" x="711.25" y="885.4876">has no client address</text><!--MD5=[1cd4e848379fc555ffa76a6d3111f3fb] +link source_address to interface_subnet--><path d="M949.58,910.1292 C979.61,937.9292 1038.68,992.6192 1070.85,1022.4092 " fill="none" id="source_address->interface_subnet" style="stroke: #A80036; stroke-width: 1.0;"/><polygon fill="#A80036" points="1074.63,1025.9092,1070.7255,1016.8674,1070.9543,1022.5196,1065.3021,1022.7484,1074.63,1025.9092" style="stroke: #A80036; stroke-width: 1.0;"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="123" x="1017" y="971.4876">no suitable address</text><!--MD5=[a29ca77fdc41863d51ecafa8e32dcb85] +link relay_address to inRange--><path d="M319,910.0192 C319,937.8592 319,994.7392 319,1042.9192 C319,1042.9192 319,1042.9192 319,1445.9192 C319,1534.9892 608.22,1565.7192 755.69,1575.5992 " fill="none" id="relay_address->inRange" style="stroke: #A80036; stroke-width: 1.0;"/><polygon fill="#A80036" points="760.87,1575.9392,752.1525,1571.356,755.8808,1575.6104,751.6264,1579.3387,760.87,1575.9392" style="stroke: #A80036; stroke-width: 1.0;"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="120" x="320" y="1274.9876">has a relay address</text><!--MD5=[bf38c5431748c4414750c7275409615d] +link client_address to inRange--><path d="M598.14,910.0992 C565.15,935.1492 511,985.0692 511,1042.9192 C511,1042.9192 511,1042.9192 511,1445.9192 C511,1498.7592 658.41,1540.8992 755.88,1562.9892 " fill="none" id="client_address->inRange" style="stroke: #A80036; stroke-width: 1.0;"/><polygon fill="#A80036" points="760.78,1564.0892,752.8657,1558.2272,755.8997,1563.0015,751.1254,1566.0356,760.78,1564.0892" style="stroke: #A80036; stroke-width: 1.0;"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="125" x="512" y="1274.9876">has a client address</text><!--MD5=[306377b471c1f30003804df3ba3e4280] +link source_address to inRange--><path d="M856.74,909.9992 C791.87,929.8492 708,969.6692 708,1042.9192 C708,1042.9192 708,1042.9192 708,1445.9192 C708,1498.6392 760.49,1538.1592 799.27,1560.1592 " fill="none" id="source_address->inRange" style="stroke: #A80036; stroke-width: 1.0;"/><polygon fill="#A80036" points="803.93,1562.7492,798.0248,1554.8671,799.5653,1560.3101,794.1222,1561.8506,803.93,1562.7492" style="stroke: #A80036; stroke-width: 1.0;"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="219" x="709" y="1274.9876">has source address and use unicast</text><!--MD5=[4c5f9760336ab58778079bb174cbf5f0] +link interface_subnet to not_found--><path d="M1183.41,1061.9192 C1267.54,1080.3992 1380,1113.1092 1380,1155.9192 C1380,1155.9192 1380,1155.9192 1380,1878.4192 C1380,1952.2692 1138.67,1963.6392 1013.06,1964.5692 " fill="none" id="interface_subnet->not_found" style="stroke: #A80036; stroke-width: 1.0;"/><polygon fill="#A80036" points="1007.91,1964.5992,1016.9327,1968.5477,1012.9099,1964.5706,1016.887,1960.5479,1007.91,1964.5992" style="stroke: #A80036; stroke-width: 1.0;"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="75" x="1381" y="1508.4876">no interface</text><!--MD5=[f6d146b568a537518d52dd0109d2cafd] +link interface_subnet to interface_class--><path d="M1071.84,1062.1092 C1052.58,1079.2392 1025.46,1107.4692 1014,1138.9192 C998.88,1180.3992 1037.07,1223.3392 1065.19,1248.0092 " fill="none" id="interface_subnet->interface_class" style="stroke: #A80036; stroke-width: 1.0;"/><polygon fill="#A80036" points="1069.26,1251.5192,1065.0657,1242.6081,1065.4768,1248.25,1059.835,1248.6612,1069.26,1251.5192" style="stroke: #A80036; stroke-width: 1.0;"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="39" x="1015" y="1161.9876">match</text><!--MD5=[8c73b6f253b7f8003f1aeec9d3e2c401] +link interface_subnet to interface_network--><path d="M1109.41,1062.2592 C1127.98,1081.8992 1158.22,1113.8692 1178.12,1134.8992 " fill="none" id="interface_subnet->interface_network" style="stroke: #A80036; stroke-width: 1.0;"/><polygon fill="#A80036" points="1181.71,1138.6992,1178.417,1129.4172,1178.2685,1135.0721,1172.6136,1134.9236,1181.71,1138.6992" style="stroke: #A80036; stroke-width: 1.0;"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="59" x="1152" y="1105.4876">no match</text><!--MD5=[8a490629b42afa0a067bde343f0409be] +link interface_network to interface_class--><path d="M1181.44,1175.2592 C1162.69,1194.8992 1132.15,1226.8692 1112.07,1247.8992 " fill="none" id="interface_network->interface_class" style="stroke: #A80036; stroke-width: 1.0;"/><polygon fill="#A80036" points="1108.45,1251.6992,1117.5542,1247.9424,1111.899,1248.0792,1111.7622,1242.424,1108.45,1251.6992" style="stroke: #A80036; stroke-width: 1.0;"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="39" x="1152" y="1218.4876">march</text><!--MD5=[e1288d340d0c431aabe10a4c239c74f7] +link interface_network to not_found--><path d="M1216.94,1175.1492 C1237.06,1195.4392 1266,1231.1792 1266,1268.9192 C1266,1268.9192 1266,1268.9192 1266,1878.4192 C1266,1930.4492 1109.1,1951.4192 1012.67,1959.3992 " fill="none" id="interface_network->not_found" style="stroke: #A80036; stroke-width: 1.0;"/><polygon fill="#A80036" points="1007.55,1959.8192,1016.8511,1963.058,1012.5327,1959.404,1016.1867,1955.0856,1007.55,1959.8192" style="stroke: #A80036; stroke-width: 1.0;"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="59" x="1267" y="1585.9876">no match</text><!--MD5=[9d13a96273b9c1dbfb8a7fbd997b0088] +link interface_class to found--><path d="M1111.94,1288.2092 C1127.1,1302.7092 1146.84,1324.8592 1156,1348.9192 C1203,1472.3792 1160.06,1514.0492 1168,1645.9192 C1169,1662.6092 1171,1666.6992 1171,1683.4192 C1171,1683.4192 1171,1683.4192 1171,1878.4192 C1171,1879.4592 954.79,1925.2992 840.68,1949.4192 " fill="none" id="interface_class->found" style="stroke: #A80036; stroke-width: 1.0;"/><polygon fill="#A80036" points="835.66,1950.4792,845.2955,1952.5181,840.5505,1949.4384,843.6302,1944.6934,835.66,1950.4792" style="stroke: #A80036; stroke-width: 1.0;"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="70" x="1169" y="1642.4876">compatible</text><!--MD5=[d4a81a9eb6ae9754c2f91708a00f90ba] +link interface_class to interface_address--><path d="M1081.97,1287.9492 C1073.39,1303.3492 1061.43,1326.9092 1055,1348.9192 C1047.93,1373.1292 1045.02,1402.0192 1043.83,1421.5292 " fill="none" id="interface_class->interface_address" style="stroke: #A80036; stroke-width: 1.0;"/><polygon fill="#A80036" points="1043.54,1426.7692,1048.0484,1418.0128,1043.8261,1421.7774,1040.0615,1417.5551,1043.54,1426.7692" style="stroke: #A80036; stroke-width: 1.0;"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="95" x="1056" y="1362.4876">not compatible</text><!--MD5=[18f0036984a219b8e279d39e6955cbb3] +link interface_address to inRange--><path d="M961.24,1454.9892 C910.72,1462.4692 852.64,1475.1192 837,1494.9192 C823.19,1512.3892 826.7,1538.7792 831.91,1557.5092 " fill="none" id="interface_address->inRange" style="stroke: #A80036; stroke-width: 1.0;"/><polygon fill="#A80036" points="833.41,1562.5792,834.6953,1552.8146,831.993,1557.7842,827.0233,1555.0818,833.41,1562.5792" style="stroke: #A80036; stroke-width: 1.0;"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="153" x="838" y="1508.4876">has an interface address</text><!--MD5=[1be935c2e674a39bb491f742257146af] +link interface_address to not_found--><path d="M1037.7,1463.0692 C1030.36,1488.3792 1018,1537.3192 1018,1579.9192 C1018,1579.9192 1018,1579.9192 1018,1878.4192 C1018,1906.2692 995.11,1928.9092 973.97,1943.8892 " fill="none" id="interface_address->not_found" style="stroke: #A80036; stroke-width: 1.0;"/><polygon fill="#A80036" points="969.77,1946.7792,979.4482,1944.9538,973.8835,1943.9369,974.9005,1938.3722,969.77,1946.7792" style="stroke: #A80036; stroke-width: 1.0;"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="128" x="1019" y="1736.4876">no interface address</text><!--MD5=[65c872516cd5acbef394f498ee60e6f6] +link inRange to address_class--><path d="M840.75,1599.0492 C842.38,1636.0492 846.21,1723.4492 848.02,1764.6692 " fill="none" id="inRange->address_class" style="stroke: #A80036; stroke-width: 1.0;"/><polygon fill="#A80036" points="848.24,1769.6992,851.8498,1760.5358,848.0253,1764.7038,843.8572,1760.8793,848.24,1769.6992" style="stroke: #A80036; stroke-width: 1.0;"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="39" x="845" y="1689.4876">match</text><!--MD5=[c6a81dd9b5c38fb7a31992aeb43efba5] +link inRange to not_found--><path d="M768.39,1598.9792 C726.98,1613.5792 683,1639.4392 683,1683.4192 C683,1683.4192 683,1683.4192 683,1878.4192 C683,1897.7892 789.82,1927.8092 865.46,1946.6392 " fill="none" id="inRange->not_found" style="stroke: #A80036; stroke-width: 1.0;"/><polygon fill="#A80036" points="870.4,1947.8692,862.6221,1941.8274,865.5459,1946.67,860.7033,1949.5938,870.4,1947.8692" style="stroke: #A80036; stroke-width: 1.0;"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="59" x="684" y="1792.9876">no match</text><!--MD5=[6bbdb059bb8431be14feb2edf9179bcc] +link address_class to found--><path d="M815.7,1805.9392 C765.48,1832.3692 674.36,1883.6192 657,1915.9192 C644.07,1939.9792 671.86,1951.9792 703.35,1957.9692 " fill="none" id="address_class->found" style="stroke: #A80036; stroke-width: 1.0;"/><polygon fill="#A80036" points="708.43,1958.8792,700.2794,1953.3504,703.5088,1957.9948,698.8644,1961.2243,708.43,1958.8792" style="stroke: #A80036; stroke-width: 1.0;"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="70" x="708" y="1882.4876">compatible</text><!--MD5=[6fa859304e08ed6b1a2f69b396a973f6] +link address_class to not_found--><path d="M856.62,1805.9192 C865.47,1825.4292 880.68,1858.2892 895,1885.9192 C904.99,1905.1792 917.16,1926.6292 926.17,1942.1492 " fill="none" id="address_class->not_found" style="stroke: #A80036; stroke-width: 1.0;"/><polygon fill="#A80036" points="928.86,1946.7592,927.7843,1936.9693,926.3424,1942.4393,920.8724,1940.9974,928.86,1946.7592" style="stroke: #A80036; stroke-width: 1.0;"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="95" x="896" y="1882.4876">not compatible</text><!--MD5=[920af236d2bfe8ac015294b6ec32c751] +link found to subnet4_select--><path d="M787.22,1983.3392 C801.03,1999.1492 821.43,2022.4892 836.24,2039.4392 " fill="none" id="found->subnet4_select" style="stroke: #A80036; stroke-width: 1.0;"/><polygon fill="#A80036" points="839.87,2043.6092,836.9563,2034.2012,836.5785,2039.8454,830.9343,2039.4676,839.87,2043.6092" style="stroke: #A80036; stroke-width: 1.0;"/><!--MD5=[be5a985c5094547d1aa8a3dfda06631d] +link not_found to subnet4_select--><path d="M923.59,1983.3392 C909.62,1999.1492 888.98,2022.4892 873.99,2039.4392 " fill="none" id="not_found->subnet4_select" style="stroke: #A80036; stroke-width: 1.0;"/><polygon fill="#A80036" points="870.31,2043.6092,879.2712,2039.523,873.6247,2039.8659,873.2818,2034.2194,870.31,2043.6092" style="stroke: #A80036; stroke-width: 1.0;"/><!--MD5=[085d72d70044aeb14e8d963046e88b11] +link found to not_found--><!--MD5=[d0da1e00427a0ca7837196c7dddb3af4] +link subnet4_select to success--><path d="M767.05,2070.2692 C735.7,2076.7092 702,2088.4992 677,2109.9192 C664.53,2120.5992 657.42,2137.8792 653.49,2151.7992 " fill="none" id="subnet4_select->success" style="stroke: #A80036; stroke-width: 1.0;"/><polygon fill="#A80036" points="652.18,2156.7492,658.3343,2149.0599,653.4497,2151.9131,650.5965,2147.0285,652.18,2156.7492" style="stroke: #A80036; stroke-width: 1.0;"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="164" x="678" y="2123.4876">CONTINUE and subnet set</text><!--MD5=[48d8edc0219dd4d7c3847b4159c280ef] +link subnet4_select to no_subnet--><path d="M853.62,2080.3192 C852.99,2089.1692 852.31,2100.1092 852,2109.9192 C851.56,2123.8292 852.26,2139.4292 853.1,2151.7492 " fill="none" id="subnet4_select->no_subnet" style="stroke: #A80036; stroke-width: 1.0;"/><polygon fill="#A80036" points="853.47,2156.8092,856.8167,2147.5464,853.1127,2151.822,848.8372,2148.118,853.47,2156.8092" style="stroke: #A80036; stroke-width: 1.0;"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="138" x="853" y="2123.4876">SKIP or subnet not set</text><!--MD5=[f590b573e48b5dfdcd1774729941f83a] +link subnet4_select to drop--><path d="M938.2,2080.0192 C958.54,2086.9392 979.25,2096.5792 996,2109.9192 C1009.78,2120.8892 1019.89,2138.1592 1026.36,2151.9892 " fill="none" id="subnet4_select->drop" style="stroke: #A80036; stroke-width: 1.0;"/><polygon fill="#A80036" points="1028.58,2156.9192,1028.5229,2147.0705,1026.5228,2152.362,1021.2313,2150.362,1028.58,2156.9192" style="stroke: #A80036; stroke-width: 1.0;"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="35" x="1012" y="2123.4876">DROP</text><!--MD5=[ac540f98c992b562d25c0989cf3dd0fa] +@startuml + +title DHCPv4 subnet selection (Kea 1.8.0) + +agent "Entry point" as entry + +agent "Try RAI link select" as rai_link_select + +agent "Try subnet selection option" as subnet_select + +rectangle "Relayed" as relayed { + agent "Relay address matches subnet" as relay_subnet + agent "Relay address matches shared network" as relay_network + agent "Check client class" as relay_class +} + +rectangle "Set address for lookup" as set_address { + agent "Set relay address" as relay_address + agent "Set client address" as client_address + agent "Set source address" as source_address +} + +rectangle "Try incoming interface" as interface { + agent "Interface matches subnet" as interface_subnet + agent "Interface matches shared network" as interface_network + agent "Check client class" as interface_class + agent "Set interface address" as interface_address +} + +rectangle "Try address" as address { + agent "Check subnet prefix" as inRange + agent "Check client class" as address_class +} + +agent "Found a subnet" as found + +agent "Found no subnet" as not_found + +agent "Callout subnet4_select" as subnet4_select + +agent "Return a subnet" as success + +agent "Return no subnet" as no_subnet + +agent "Drop query" as drop + +entry - -> rai_link_select +rai_link_select - -> subnet_select +subnet_select - -> relayed : relayed +subnet_select - -> set_address : not relayed +relayed - -> relay_subnet +relay_subnet - -> relay_network : no match +relay_subnet - -> relay_class : match +relay_network - -> set_address : no match +relay_network - -> relay_class : match +relay_class - - -> found : compatible +relay_class - -> set_address : not compatible +set_address - -> relay_address : try the relay address +relay_address -r-> client_address : has no relay address +client_address -r-> source_address : has no client address +source_address - -> interface_subnet : no suitable address +relay_address - -> inRange : has a relay address +client_address - -> inRange : has a client address +source_address - -> inRange : has source address and use unicast +interface_subnet - - -> not_found : no interface +interface_subnet - -> interface_class : match +interface_subnet - -> interface_network : no match +interface_network - -> interface_class : march +interface_network - - -> not_found : no match +interface_class - - -> found : compatible +interface_class - - -> interface_address : not compatible +interface_address - -> inRange : has an interface address +interface_address - - -> not_found : no interface address +inRange - - -> address_class : match +inRange - - -> not_found : no match +address_class - - -> found : compatible +address_class - - -> not_found : not compatible +found - -> subnet4_select +not_found - -> subnet4_select +found -[hidden]> not_found +subnet4_select - -> success : CONTINUE and subnet set +subnet4_select - -> no_subnet : SKIP or subnet not set +subnet4_select - -> drop : DROP + +@enduml + +PlantUML version 1.2020.15(Sun Jun 28 13:39:45 CEST 2020) +(GPL source distribution) +Java Runtime: OpenJDK Runtime Environment +JVM: OpenJDK 64-Bit Server VM +Default Encoding: UTF-8 +Language: en +Country: US +--></g></svg>
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