Does area 789 have a connection to area 0 after those two connections are disabled?
On Wed, May 28, 2008 at 9:31 PM, Louis S <[EMAIL PROTECTED]> wrote: > Why do we need to create a virtual-link between R8 and > Sw1 through Vlan80? > > > When I bring down R6's S0/2/0 and s0/2/1, R8 still has > its neighbor relationship with SW1 via Area 80 and Sw > 1 is connected to Area 0. Look at the route table > from R8 below after taking down R6's serials. R8 > still has all the backbone routes. > > R8 sh ip os nei > > Neighbor ID Pri State Dead Time > Address Interface > 50.51.0.11 1 FULL/BDR 00:00:38 > 50.51.80.11 FastEthernet0/0 > 50.51.0.7 0 FULL/ - 00:00:39 > 50.51.0.7 Serial0/0/0 > R8(config)#sir os > 50.0.0.0/8 is variably subnetted, 17 subnets, 5 > masks > O E1 50.51.0.2/32 [110/1066] via 50.51.80.11, > 00:00:02, FastEthernet0/0 > O IA 50.51.5.0/24 [110/2] via 50.51.80.11, > 01:07:29, FastEthernet0/0 > O IA 50.51.0.5/32 [110/3] via 50.51.80.11, > 00:53:08, FastEthernet0/0 > O IA 50.51.0.6/32 [110/67] via 50.51.80.11, > 00:52:48, FastEthernet0/0 > O IA 50.51.0.9/32 [110/66] via 50.51.0.7, 00:00:07, > Serial0/0/0 > O IA 50.51.0.11/32 [110/2] via 50.51.80.11, > 00:52:00, FastEthernet0/0 > O E1 50.51.0.12/32 [110/1067] via 50.51.80.11, > 00:00:02, FastEthernet0/0 > O E1 50.51.22.0/24 [110/1067] via 50.51.80.11, > 00:00:02, FastEthernet0/0 > O E1 50.51.24.0/24 [110/1066] via 50.51.80.11, > 00:00:02, FastEthernet0/0 > O IA 50.51.26.0/29 [110/130] via 50.51.80.11, > 01:07:24, FastEthernet0/0 > O IA 50.51.18.8/31 [110/129] via 50.51.0.7, > 00:00:07, Serial0/0/0 > O IA 50.51.26.5/32 [110/2] via 50.51.80.11, > 01:07:24, FastEthernet0/0 > O IA 50.51.66.0/24 [110/67] via 50.51.80.11, > 00:09:08, FastEthernet0/0 > O 50.51.79.0/25 [110/65] via 50.51.0.7, > 01:14:57, Serial0/0/0 > R8(config)#srbr > router ospf 1 > log-adjacency-changes > network 50.51.0.8 0.0.0.0 area 789 > network 50.51.80.0 0.0.0.255 area 80 > > > > >
