From: gladston@br.ibm.com
Date: Tue Aug 23 2005 - 12:41:22 GMT-3
It seems to work fine on the first view, but monitoring "deb ip os adj" shows that the adjacency on virtual link goes UP and Down frequently.
If key 4 is removed, the adjacency is stable.
R7#b router os
router ospf 1
area 37 virtual-link 3.3.3.3 authentication message-digest
area 37 virtual-link 3.3.3.3 message-digest-key 3 md5 teste3
area 37 virtual-link 3.3.3.3 message-digest-key 4 md5 teste4
network 148.5.37.0 0.0.0.255 area 37
network 148.5.150.0 0.0.0.255 area 777
router ospf 1
router-id 3.3.3.3
area 37 virtual-link 148.5.77.7 authentication message-digest
area 37 virtual-link 148.5.77.7 message-digest-key 3 md5 teste3
network 148.5.37.0 0.0.0.255 area 37
network 148.5.235.0 0.0.0.255 area 0
Any comments appreciated.
Monitoring
With key 4:
Rack2R3#so 148.5.77.7 det
Neighbor 148.5.77.7, interface address 148.5.37.7
In the area 0 via interface OSPF_VL0
Neighbor priority is 0, State is FULL, 6 state changes
DR is 0.0.0.0 BDR is 0.0.0.0
Options is 0x62
Dead timer due in 00:00:05
Neighbor is up for 00:00:42 <-------------------------
Index 1/1, retransmission queue length 0, number of retransmission 1
First 0x0(0)/0x0(0) Next 0x0(0)/0x0(0)
Last retransmission scan length is 1, maximum is 1
Last retransmission scan time is 0 msec, maximum is 0 msec
Neighbor 148.5.77.7, interface address 148.5.37.7
In the area 37 via interface Serial1/1.37
Neighbor priority is 0, State is FULL, 18 state changes
DR is 0.0.0.0 BDR is 0.0.0.0
Options is 0x42
Dead timer due in 00:00:33
Neighbor is up for 01:16:35
Index 1/3, retransmission queue length 0, number of retransmission 64
First 0x0(0)/0x0(0) Next 0x0(0)/0x0(0)
Last retransmission scan length is 1, maximum is 17
Last retransmission scan time is 0 msec, maximum is 0 msec
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