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- Host link IP: fe80::9eec:b32d:855c:5589
- Server link IP: fe80::f03c:91ff:fe11:96c4
- Host global IP: 2601:aaaa:bbbb:cccc:1854:46d6:c2f9:e727 (Ugh!)
- Server global IP: 2601:aaaa:bbbb:cccc::1
- 2: enp0s25: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc fq_codel state UP group default qlen 1000
- link/ether 28:d2:44:6b:bf:9f brd ff:ff:ff:ff:ff:ff
- inet 172.21.0.102/24 brd 172.21.0.255 scope global dynamic noprefixroute enp0s25
- valid_lft 39535sec preferred_lft 39535sec
- inet6 2601:aaaa:bbbb:cccc:ec25:e54d:4255:6c76/64 scope global temporary dynamic
- valid_lft 86199sec preferred_lft 14199sec
- inet6 2601:aaaa:bbbb:cccc:1854:46d6:c2f9:e727/64 scope global dynamic mngtmpaddr noprefixroute
- valid_lft 86199sec preferred_lft 14199sec
- inet6 fe80::9eec:b32d:855c:5589/64 scope link noprefixroute
- valid_lft forever preferred_lft forever
- root@li336-239:/var# cat /etc/radvd.conf
- interface tap0
- {
- AdvSendAdvert on;
- AdvManagedFlag on;
- AdvOtherConfigFlag on;
- prefix 2601:aaaa:bbbb:cccc::/64
- {
- AdvOnLink on;
- AdvAutonomous on;
- };
- };
- Server: ping6 -c2 fe80::9eec:b32d:855c:5589%tap0 --> Success
- Host: ping6 -c2 fe80::f03c:91ff:fe11:96c4%enp0s25 --> Success
- 10:16:39 li336-239 dhcpd[5067]: Solicit message from fe80::9eec:b32d:855c:5589 port 546, transaction ID 0x83D90700
- 10:16:39 li336-239 dhcpd[5067]: Advertise NA: address 2601:aaaa:bbbb:cccc:1000::fa8d to client with duid 00:01:00:01:22:b0:4f:4a:28:d2:44:6b:bf:9f iaid = 1147912095 valid for 600 seconds
- 10:16:39 li336-239 dhcpd[5067]: Sending Advertise to fe80::9eec:b32d:855c:5589 port 546
- 10:16:40 li336-239 dhcpd[5067]: Solicit message from fe80::9eec:b32d:855c:5589 port 546, transaction ID 0x83D90700
- 10:16:40 li336-239 dhcpd[5067]: Advertise NA: address 2601:aaaa:bbbb:cccc:1000::fa8d to client with duid 00:01:00:01:22:b0:4f:4a:28:d2:44:6b:bf:9f iaid = 1147912095 valid for 600 seconds
- 10:16:40 li336-239 dhcpd[5067]: Sending Advertise to fe80::9eec:b32d:855c:5589 port 546
- 10:16:42 li336-239 dhcpd[5067]: Solicit message from fe80::9eec:b32d:855c:5589 port 546, transaction ID 0x83D90700
- 10:16:42 li336-239 dhcpd[5067]: Advertise NA: address 2601:aaaa:bbbb:cccc:1000::fa8d to client with duid 00:01:00:01:22:b0:4f:4a:28:d2:44:6b:bf:9f iaid = 1147912095 valid for 600 seconds
- 10:16:42 li336-239 dhcpd[5067]: Sending Advertise to fe80::9eec:b32d:855c:5589 port 546
- 10:16:46 li336-239 dhcpd[5067]: Solicit message from fe80::9eec:b32d:855c:5589 port 546, transaction ID 0x83D90700
- 10:16:46 li336-239 dhcpd[5067]: Advertise NA: address 2601:aaaa:bbbb:cccc:1000::fa8d to client with duid 00:01:00:01:22:b0:4f:4a:28:d2:44:6b:bf:9f iaid = 1147912095 valid for 600 seconds
- 10:16:46 li336-239 dhcpd[5067]: Sending Advertise to fe80::9eec:b32d:855c:5589 port 546
- 10:16:55 li336-239 dhcpd[5067]: Solicit message from fe80::9eec:b32d:855c:5589 port 546, transaction ID 0x83D90700
- 10:16:55 li336-239 dhcpd[5067]: Advertise NA: address 2601:aaaa:bbbb:cccc:1000::fa8d to client with duid 00:01:00:01:22:b0:4f:4a:28:d2:44:6b:bf:9f iaid = 1147912095 valid for 600 seconds
- 10:16:55 li336-239 dhcpd[5067]: Sending Advertise to fe80::9eec:b32d:855c:5589 port 546
- 10:17:13 li336-239 dhcpd[5067]: Solicit message from fe80::9eec:b32d:855c:5589 port 546, transaction ID 0x83D90700
- 10:17:13 li336-239 dhcpd[5067]: Advertise NA: address 2601:aaaa:bbbb:cccc:1000::fa8d to client with duid 00:01:00:01:22:b0:4f:4a:28:d2:44:6b:bf:9f iaid = 1147912095 valid for 600 seconds
- 10:17:13 li336-239 dhcpd[5067]: Sending Advertise to fe80::9eec:b32d:855c:5589 port 546
- root@some-computer:~# ip monitor
- 2: enp0s25: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc fq_codel state UP group default
- link/ether 28:d2:44:6b:bf:9f brd ff:ff:ff:ff:ff:ff
- 2: enp0s25: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc fq_codel state UP group default
- link/ether 28:d2:44:6b:bf:9f brd ff:ff:ff:ff:ff:ff
- Deleted ff02::1:ff5c:5589 dev enp0s25 lladdr 33:33:ff:5c:55:89 NOARP
- Deleted ff02::2 dev enp0s25 lladdr 33:33:00:00:00:02 NOARP
- Deleted fe80::f03c:91ff:fe11:96c4 dev enp0s25 lladdr f2:3c:91:11:96:c4 router STALE
- Deleted ff02::fb dev enp0s25 lladdr 33:33:00:00:00:fb NOARP
- Deleted ff02::1:2 dev enp0s25 lladdr 33:33:00:01:00:02 NOARP
- Deleted ff02::16 dev enp0s25 lladdr 33:33:00:00:00:16 NOARP
- Deleted ff02::1:ff55:6c76 dev enp0s25 lladdr 33:33:ff:55:6c:76 NOARP
- Deleted ff02::1:fff9:e727 dev enp0s25 lladdr 33:33:ff:f9:e7:27 NOARP
- ff00::/8 dev enp0s25 table local metric 256 pref medium
- 2: enp0s25: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc fq_codel state UP group default
- link/ether 28:d2:44:6b:bf:9f brd ff:ff:ff:ff:ff:ff
- Deleted ff00::/8 dev enp0s25 table local metric 256 pref medium
- ff00::/8 dev enp0s25 table local metric 256 pref medium
- fe80::/64 dev enp0s25 proto kernel metric 256 pref medium
- 2: enp0s25 inet 172.21.0.102/24 brd 172.21.0.255 scope global dynamic noprefixroute enp0s25
- valid_lft 39738sec preferred_lft 39738sec
- local 172.21.0.102 dev enp0s25 table local proto kernel scope host src 172.21.0.102
- broadcast 172.21.0.255 dev enp0s25 table local proto kernel scope link src 172.21.0.102
- broadcast 172.21.0.0 dev enp0s25 table local proto kernel scope link src 172.21.0.102
- 172.21.0.0/24 dev enp0s25 proto kernel scope link src 172.21.0.102 metric 100
- default via 172.21.0.1 dev enp0s25 proto dhcp metric 20100
- ipv4 dev enp0s25 rp_filter loose
- 172.21.0.1 dev enp0s25 lladdr 00:e0:4c:68:3b:72 REACHABLE
- 169.254.0.0/16 dev enp0s25 scope link metric 1000
- 10.16.0.1 dev enp0s25 lladdr f2:3c:91:11:96:c4 REACHABLE
- 2: enp0s25 inet6 fe80::9eec:b32d:855c:5589/64 scope link
- valid_lft forever preferred_lft forever
- local fe80::9eec:b32d:855c:5589 dev enp0s25 table local proto kernel metric 0 pref medium
- 2: enp0s25 inet6 fe80::9eec:b32d:855c:5589/64 scope link noprefixroute
- valid_lft forever preferred_lft forever
- Deleted fe80::/64 dev enp0s25 proto kernel metric 256 pref medium
- fe80::/64 dev enp0s25 proto kernel metric 256 pref medium
- fe80::/64 dev enp0s25 proto kernel metric 100 pref medium
- 2: enp0s25 inet 172.21.0.102/24 brd 172.21.0.255 scope global dynamic noprefixroute enp0s25
- valid_lft 39736sec preferred_lft 39736sec
- default via 172.21.0.1 dev enp0s25 proto dhcp metric 100
- Deleted default via 172.21.0.1 dev enp0s25 proto dhcp metric 20100
- fe80::f03c:91ff:fe11:96c4 dev enp0s25 lladdr f2:3c:91:11:96:c4 router STALE
- 2: enp0s25 inet6 fe80::9eec:b32d:855c:5589/64 scope link noprefixroute
- valid_lft forever preferred_lft forever
- 2601:aaaa:bbbb:cccc::/64 dev enp0s25 proto ra metric 100 pref medium
- default via fe80::f03c:91ff:fe11:96c4 dev enp0s25 proto ra metric 100 pref medium
- [!!HERE--->] 2: enp0s25 inet6 2601:aaaa:bbbb:cccc:ec25:e54d:4255:6c76/64 scope global temporary dynamic
- valid_lft 86399sec preferred_lft 14399sec
- local 2601:aaaa:bbbb:cccc:ec25:e54d:4255:6c76 dev enp0s25 table local proto kernel metric 0 pref medium
- [!!HERE--->] 2: enp0s25 inet6 2601:aaaa:bbbb:cccc:1854:46d6:c2f9:e727/64 scope global dynamic mngtmpaddr noprefixroute
- valid_lft 86399sec preferred_lft 14399sec
- [!!HERE--->] local 2601:aaaa:bbbb:cccc:1854:46d6:c2f9:e727 dev enp0s25 table local proto kernel metric 0 pref medium
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