<div dir="ltr"><div dir="ltr" class="gmail_signature" data-smartmail="gmail_signature"><div dir="ltr"><div><div dir="ltr"><div><div>Hello</div><div>I'm trying to configure DHCPv6 with reservations based on mac and interface-id.</div><div>In the debug I see that the relay agent sends this value but kea doesn't set correct/any subnet.</div><div><br></div><div>kea-dhcp6.conf</div><div><br></div><div><font face="monospace">{<br>"Dhcp6": {<br>    // Add names of your network interfaces to listen on.<br>    "interfaces-config": {<br>        "interfaces": ["ens4"]<br>    },<br>    "control-socket": {<br>        "socket-type": "unix",<br>        "socket-name": "/tmp/kea-dhcp6-ctrl.sock"<br>    },<br>    "lease-database": {<br>        "type": "memfile",<br>        "lfc-interval": 3600<br>    },<br>    "expired-leases-processing": {<br>        "reclaim-timer-wait-time": 10,<br>        "flush-reclaimed-timer-wait-time": 25,<br>        "hold-reclaimed-time": 3600,<br>        "max-reclaim-leases": 100,<br>        "max-reclaim-time": 250,<br>        "unwarned-reclaim-cycles": 5<br>    },<br>    "renew-timer": 1000,<br>    "rebind-timer": 2000,<br>    "preferred-lifetime": 3000,<br>    "valid-lifetime": 4000,<br>    "option-data": [<br>        {<br>            "name": "dns-servers",<br>            "data": "2001:db8:2::45, 2001:db8:2::100"<br>        },<br>        {<br>            "name": "new-posix-timezone",<br>            "data": "EST5EDT4\\,M3.2.0/02:00\\,M11.1.0/02:00"<br>        }<br>    ],<br>    "subnet6": [<br>        {<br>            "subnet": "2001:db8:1200::/48",<br>            "id": 45678,<br>            "interface-id":"Gi8",<br>            "relay": {<br>                "ip-addresses": ["FE80::1"]<br>            },<br>            "pools": [ ],<br>            "pd-pools": [<br>                {<br>                    "prefix": "2001:db8:1200::",<br>                    "prefix-len": 48,<br>                    "delegated-len": 56<br>                }<br>            ],<br>            "reservations":[<br>                {<br>                    "hw-address":"0c:44:e7:8c:c7:00",<br>   //"duid":"00:03:00:01:00:1e:bd:c7:c2:00",<br>                    "prefixes": ["2001:db8:1200:900::/56"]<br>                },<br>                {<br>                    "duid":"00:03:00:01:0c:44:e7:56:ac:00",<br>                    "prefixes":["2001:db8:1200::/56"]<br>                }<br>            ]<br>        },<br>        {<br>            "subnet": "2001:db8:1::/48",<br>            "interface-id":"Gi7",<br>            "relay": {<br>                "ip-addresses": ["FE80:A1:E8::1"]<br>            },<br>            "id": 7655443,<br>            "pools": [ ],<br>            "pd-pools": [<br>                {<br>                    "prefix": "2001:db8:1::",<br>                    "prefix-len": 48,<br>                    "delegated-len": 56<br>                }<br>            ],<br>            "reservations":[<br>            ]<br>        }<br>    ],<br><br>    "loggers": [<br>    {<br>        "name": "kea-dhcp6",<br>        "output_options": [<br>            {<br>                "output": "/opt/kea/var/log/kea-dhcp6.log"<br>            }<br>        ],<br>        "severity": "DEBUG",<br>        "debuglevel": 99<br>    }<br>  ]<br>}<br>}</font><br></div><div><br></div><div>I'm try host  "hw-address":"0c:44:e7:8c:c7:00"</div><div><br></div><div>and debug:</div><div><br></div><div><font face="monospace">2020-08-27 06:41:11.410 DEBUG [kea-dhcp6.packets/2463] DHCP6_BUFFER_RECEIVED received buffer from fe80::1:547 to fe80::11:0 over interface ens4<br>2020-08-27 06:41:11.410 DEBUG [kea-dhcp6.options/2463] DHCP6_BUFFER_UNPACK parsing buffer received from fe80::1 to fe80::11 over interface ens4<br>2020-08-27 06:41:11.410 DEBUG [kea-dhcp6.packets/2463] DHCP6_PACKET_RECEIVED duid=[00:03:00:01:00:1e:bd:c7:c2:00], tid=0xbfa980: SOLICIT (type 1) received from fe80::1 to fe80::11 on interface ens4<br>2020-08-27 06:41:11.410 DEBUG [kea-dhcp6.packets/2463] DHCP6_QUERY_DATA duid=[00:03:00:01:00:1e:bd:c7:c2:00], tid=0xbfa980, packet details: localAddr=[fe80::11]:0 remoteAddr=[fe80::1]:547<br>msgtype=1(SOLICIT), transid=0xbfa980<br>type=00001, len=00010: 00:03:00:01:00:1e:bd:c7:c2:00<br>type=00006, len=00008: 25(uint16) 23(uint16) 24(uint16) 59(uint16)<br>type=00008, len=00002: 0 (uint16)<br>type=00014, len=00000:<br>type=00015, len=00010: 00:08:63:69:73:63:6f:70:6e:70<br>type=16, len=14,  enterprise id=0x9, data-len0=8, vendor-class-data0='CSR1000V'<br>type=00025(IA_PD), len=00012: iaid=458753, t1=0, t2=0<br>1 relay(s):<br>relay[0]: msg-type=12(RELAY_FORWARD), hop-count=0,<br>link-address=::, peer-address=fe80::e44:e7ff:fe8c:c700, 3 option(s)<br>type=00018, len=00005: 01:03:47:69:38<br>type=00037, len=00022: 9 (uint32) 020000000000000A00030001001EE59F0F00 (binary)<br>type=00079, len=00008: 00:01:0c:44:e7:8c:c7:00<br><br>2020-08-27 06:41:11.410 DEBUG [kea-dhcp6.packets/2463] DHCP6_SUBNET_SELECTION_FAILED duid=[00:03:00:01:00:1e:bd:c7:c2:00], tid=0xbfa980: failed to select subnet for the client<br>2020-08-27 06:41:11.410 DEBUG [kea-dhcp6.dhcp6/2463] DHCP6_CLASS_ASSIGNED duid=[00:03:00:01:00:1e:bd:c7:c2:00], tid=0xbfa980: client packet has been assigned to the following class(es): UNKNOWN<br>2020-08-27 06:41:11.411 DEBUG [kea-dhcp6.leases/2463] DHCP6_PROCESS_IA_PD_REQUEST duid=[00:03:00:01:00:1e:bd:c7:c2:00], tid=0xbfa980: server is processing IA_PD option with iaid=458753 and hint=(no hint)<br>2020-08-27 06:41:11.411 DEBUG [kea-dhcp6.options/2463] DHCP6_ADD_STATUS_CODE_FOR_IA duid=[00:03:00:01:00:1e:bd:c7:c2:00], tid=0xbfa980: adding Status Code to IA with iaid=458753: NoPrefixAvail(6) "Sorry, no subnet available."<br>2020-08-27 06:41:11.411 DEBUG [kea-dhcp6.dhcp6/2463] DHCP6_CLASS_ASSIGNED duid=[00:03:00:01:00:1e:bd:c7:c2:00], tid=0xbfa980: client packet has been assigned to the following class(es): ALL, VENDOR_CLASS_CSR1000V, UNKNOWN<br>2020-08-27 06:41:11.411 DEBUG [kea-dhcp6.packets/2463] DHCP6_PACKET_SEND duid=[00:03:00:01:00:1e:bd:c7:c2:00], tid=0xbfa980: trying to send packet ADVERTISE (type 2) from [fe80::11]:547 to [fe80::1]:547 on interface ens4<br>2020-08-27 06:41:11.411 DEBUG [kea-dhcp6.packets/2463] DHCP6_RESPONSE_DATA responding with packet type 2 data is localAddr=[fe80::11]:547 remoteAddr=[fe80::1]:547<br>msgtype=2(ADVERTISE), transid=0xbfa980<br>type=00001, len=00010: 00:03:00:01:00:1e:bd:c7:c2:00<br>type=00002, len=00014: 00:01:00:01:26:73:42:18:0c:44:e7:40:1e:00<br>type=00023, len=00032: 2001:db8:2::45 2001:db8:2::100<br>type=00025(IA_PD), len=00045: iaid=458753, t1=0, t2=0,<br>options:<br>  type=00013, len=00029: NoPrefixAvail(6) "Sorry, no subnet available."<br>1 relay(s):<br>relay[0]: msg-type=13(RELAY_REPLY), hop-count=0,<br>link-address=::, peer-address=fe80::e44:e7ff:fe8c:c700, 1 option(s)<br>type=00018, len=00005: 01:03:47:69:38<br><br>2020-08-27 06:41:12.420 DEBUG [kea-dhcp6.packets/2463] DHCP6_BUFFER_RECEIVED received buffer from fe80::1:547 to fe80::11:0 over interface ens4<br>2020-08-27 06:41:12.420 DEBUG [kea-dhcp6.options/2463] DHCP6_BUFFER_UNPACK parsing buffer received from fe80::1 to fe80::11 over interface ens4<br>2020-08-27 06:41:12.420 DEBUG [kea-dhcp6.packets/2463] DHCP6_PACKET_RECEIVED duid=[00:03:00:01:00:1e:bd:c7:c2:00], tid=0xbfa980: SOLICIT (type 1) received from fe80::1 to fe80::11 on interface ens4<br>2020-08-27 06:41:12.420 DEBUG [kea-dhcp6.packets/2463] DHCP6_QUERY_DATA duid=[00:03:00:01:00:1e:bd:c7:c2:00], tid=0xbfa980, packet details: localAddr=[fe80::11]:0 remoteAddr=[fe80::1]:547<br>msgtype=1(SOLICIT), transid=0xbfa980<br>type=00001, len=00010: 00:03:00:01:00:1e:bd:c7:c2:00<br>type=00006, len=00008: 25(uint16) 23(uint16) 24(uint16) 59(uint16)<br>type=00008, len=00002: 100 (uint16)<br>type=00014, len=00000:<br>type=00015, len=00010: 00:08:63:69:73:63:6f:70:6e:70<br>type=16, len=14,  enterprise id=0x9, data-len0=8, vendor-class-data0='CSR1000V'<br>type=00025(IA_PD), len=00012: iaid=458753, t1=0, t2=0<br>1 relay(s):<br>relay[0]: msg-type=12(RELAY_FORWARD), hop-count=0,<br>link-address=::, peer-address=fe80::e44:e7ff:fe8c:c700, 3 option(s)<br>type=00018, len=00005: 01:03:47:69:38<br>type=00037, len=00022: 9 (uint32) 020000000000000A00030001001EE59F0F00 (binary)<br>type=00079, len=00008: 00:01:0c:44:e7:8c:c7:00<br><br>2020-08-27 06:41:12.420 DEBUG [kea-dhcp6.packets/2463] DHCP6_SUBNET_SELECTION_FAILED duid=[00:03:00:01:00:1e:bd:c7:c2:00], tid=0xbfa980: failed to select subnet for the client<br>2020-08-27 06:41:12.421 DEBUG [kea-dhcp6.dhcp6/2463] DHCP6_CLASS_ASSIGNED duid=[00:03:00:01:00:1e:bd:c7:c2:00], tid=0xbfa980: client packet has been assigned to the following class(es): UNKNOWN<br>2020-08-27 06:41:12.421 DEBUG [kea-dhcp6.leases/2463] DHCP6_PROCESS_IA_PD_REQUEST duid=[00:03:00:01:00:1e:bd:c7:c2:00], tid=0xbfa980: server is processing IA_PD option with iaid=458753 and hint=(no hint)<br>2020-08-27 06:41:12.421 DEBUG [kea-dhcp6.options/2463] DHCP6_ADD_STATUS_CODE_FOR_IA duid=[00:03:00:01:00:1e:bd:c7:c2:00], tid=0xbfa980: adding Status Code to IA with iaid=458753: NoPrefixAvail(6) "Sorry, no subnet available."<br>2020-08-27 06:41:12.421 DEBUG [kea-dhcp6.dhcp6/2463] DHCP6_CLASS_ASSIGNED duid=[00:03:00:01:00:1e:bd:c7:c2:00], tid=0xbfa980: client packet has been assigned to the following class(es): ALL, VENDOR_CLASS_CSR1000V, UNKNOWN<br>2020-08-27 06:41:12.421 DEBUG [kea-dhcp6.packets/2463] DHCP6_PACKET_SEND duid=[00:03:00:01:00:1e:bd:c7:c2:00], tid=0xbfa980: trying to send packet ADVERTISE (type 2) from [fe80::11]:547 to [fe80::1]:547 on interface ens4<br>2020-08-27 06:41:12.421 DEBUG [kea-dhcp6.packets/2463] DHCP6_RESPONSE_DATA responding with packet type 2 data is localAddr=[fe80::11]:547 remoteAddr=[fe80::1]:547<br>msgtype=2(ADVERTISE), transid=0xbfa980<br>type=00001, len=00010: 00:03:00:01:00:1e:bd:c7:c2:00<br>type=00002, len=00014: 00:01:00:01:26:73:42:18:0c:44:e7:40:1e:00<br>type=00023, len=00032: 2001:db8:2::45 2001:db8:2::100<br>type=00025(IA_PD), len=00045: iaid=458753, t1=0, t2=0,<br>options:<br>  type=00013, len=00029: NoPrefixAvail(6) "Sorry, no subnet available."<br>1 relay(s):<br>relay[0]: msg-type=13(RELAY_REPLY), hop-count=0,<br>link-address=::, peer-address=fe80::e44:e7ff:fe8c:c700, 1 option(s)<br>type=00018, len=00005: 01:03:47:69:38</font><br></div><div><br></div><div>In this scenario link-address doesn't match the subnet.</div><div><div><br></div></div><div>How to configure correctly?  </div><div><br></div><div><br></div><div>Thanks for help in advance.</div><div><br></div><div>Best Regards</div><font color="#888888"><div><br></div><div><br></div><div>Marcin</div></font></div></div></div></div></div></div>