Sep 24 22:21:43.435: %BGP_SESSION-5-ADJCHANGE: neighbor 10.0.1.1 IPv4 Unicast topology base removed from session BGP Notification sent

right#show bgp ipv4 unicast summary

Neighbor V AS MsgRcvd MsgSent TblVer InQ OutQ Up/Down State/PfxRcd
10.0.1.1 4 65001 0 0 1 0 0 00:00:09 Idle
10.0.2.1 4 65001 0 0 1 0 0 00:00:30 Idle (Admin)

right#show ip route

10.0.0.0/8 is variably subnetted, 4 subnets, 2 masks
C 10.0.1.0/24 is directly connected, FastEthernet1/0
L 10.0.1.254/32 is directly connected, FastEthernet1/0
C 10.0.2.0/24 is directly connected, FastEthernet1/1
L 10.0.2.254/32 is directly connected, FastEthernet1/1
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　1本目の障害を復旧させるために、10.0.1.1のIPアドレスを設定します。するとshutdownした2本目がno shutされ有効になります。経路交換が始まり、Multipathな経路がルーティングテーブルに乗ってきます。

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