From: Victor Cappuccio (cvictor@protokolgroup.com)
Date: Sat Jan 14 2006 - 21:26:38 GMT-3
Why, If OSPF Virtual Links are considered to be an Interface in Area 0, they
do not appear in the show ip ospf neighbor and they do not appear also in
the show ip ospf interface??
Rack1R4#show ip ospf neighbor
Neighbor ID Pri State Dead Time Address Interface
1.1.1.1 1 FULL/ - 00:00:32 136.1.41.1 Serial0.41
3.3.3.3 1 FULL/ - 00:01:51 136.1.234.3 Serial0.234
2.2.2.2 1 FULL/ - 00:01:54 136.1.234.2 Serial0.234
3.3.3.3 1 FULL/ - 00:00:34 136.1.43.3 Serial1
Rack1R4#show ip ospf interface | in is up
Serial0.41 is up, line protocol is up
Loopback0 is up, line protocol is up
Serial0.234 is up, line protocol is up
Serial1 is up, line protocol is up
Rack1R4#show ip ospf virtual-links
Virtual Link OSPF_VL0 to router 3.3.3.3 is up
Run as demand circuit
DoNotAge LSA allowed.
Transit area 34, via interface Serial1, Cost of using 64
Transmit Delay is 1 sec, State POINT_TO_POINT,
Timer intervals configured, Hello 10, Dead 40, Wait 40, Retransmit 5
Hello due in 00:00:04
Adjacency State FULL (Hello suppressed)
Index 4/5, retransmission queue length 0, number of retransmission 0
First 0x0(0)/0x0(0) Next 0x0(0)/0x0(0)
Last retransmission scan length is 0, maximum is 0
Last retransmission scan time is 0 msec, maximum is 0 msec
Message digest authentication enabled
Youngest key id is 1
Rack1R4#
Thanks
Victor.
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