EIGRP for IPv6 summary-address
初期設定
before
iosv-1#sh ipv6 route | b Application
lA - LISP away, a - Application
C 2001:1:1:1::/64 [0/0]
via GigabitEthernet0/0, directly connected
L 2001:1:1:1::2/128 [0/0]
via GigabitEthernet0/0, receive
D 2001:1:1:2::/64 [90/3072]
via FE80::1, GigabitEthernet0/0
D 2001:10:1:1::/64 [90/131072]
via FE80::1, GigabitEthernet0/0
D 2001:10:1:2::/64 [90/131072]
via FE80::1, GigabitEthernet0/0
D 2001:10:1:3::/64 [90/131072]
via FE80::1, GigabitEthernet0/0
L FF00::/8 [0/0]
via Null0, receive
after
iosv-0(config)#int gi0/0
iosv-0(config-if)#ipv6 summary-address eigrp 1 2001:10::/32
iosv-0(config-if)#
*Jul 1 14:38:56.189: %DUAL-5-NBRCHANGE: EIGRP-IPv6 1: Neighbor FE80::2 (GigabitEthernet0/0) is resync: summary configured
iosv-0(config-if)#
*Jul 1 14:38:56.189: %DUAL-5-NBRCHANGE: EIGRP-IPv6 1: Neighbor FE80::2 (GigabitEthernet0/0) is resync: summary configured
iosv-1#sh ipv6 route | b Application
lA - LISP away, a - Application
C 2001:1:1:1::/64 [0/0]
via GigabitEthernet0/0, directly connected
L 2001:1:1:1::2/128 [0/0]
via GigabitEthernet0/0, receive
D 2001:1:1:2::/64 [90/3072]
via FE80::1, GigabitEthernet0/0
D 2001:10::/32 [90/131072]
via FE80::1, GigabitEthernet0/0
L FF00::/8 [0/0]
via Null0, receive
・summary-addressがルーティングテーブルに登録されている
・それ以上に、summary-address設定後にgraceful-restartしたのが気になる
参考
Chapter: IPv6 Routing: EIGRP Support