Virtual Link Authentication

From: Eric Sarraf (esarraf@xxxxxxxxx)
Date: Mon Oct 29 2001 - 14:50:25 GMT-3


   
I have enabled message-digest authentication on area 0. There is also
virtual link between my two routers R4 and R5 residing on area 45 (R5 also
resides on area 0). I have also enabled authentication on the virtual link
. Things work fine with below configurations. However, if I replace "area
45 virtual-link 4.4.4.4 authentication" with "area 45 virtual-link 4.4.4.4
authentication message digest" I get the following error on both routers:

1w1d: OSPF: Rcv pkt from 160.5.54.5, Ethernet0 : Mismatch Authentication
Key - Message Digest Key 1

Why can not I have "message-digest" on my viurtual link statement?

Thanks, Eric

R5 router:

router ospf 1
  log-adjacency-changes
  area 0 authentication message-digest
  area 45 virtual-link 4.4.4.4 authentication
  area 45 virtual-link 4.4.4.4 message-digest-key 1 md5 cisco
  area 55 range 160.5.64.0 255.255.248.0
  redistribute connected subnets
  network 160.5.1.0 0.0.0.255 area 0
  network 160.5.53.0 0.0.0.255 area 5
  network 160.5.54.0 0.0.0.255 area 45
  network 160.5.64.0 0.0.7.255 area 55
  neighbor 160.5.1.1
  neighbor 160.5.1.3

R4 router:

router ospf 1
  area 45 virtual-link 160.5.68.1 authentication
  area 45 virtual-link 160.5.68.1 message-digest-key 1 md5 cisco
  redistribute connected subnets
  redistribute rip subnets
  network 150.100.1.5 0.0.0.0 area 4
  network 160.5.14.2 0.0.0.0 area 14
  network 160.5.54.0 0.0.0.255 area 45



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