CANOGA PERKINS 9175 Configuration Guide - Manual (Page 108)

CanogaOS Configuration Guide
17-9
R3 has temporarily lost connection to Area 0 disconnecting Area 2 from the backbone
area. The virtual link between ABR R1 and ABR R2 connects Area 2 to Area 0. Area 1 is
used as a transit area.
Topology
Figure 17-6: OSPF Vitrual Links
Configurations
R1
DUT# configure terminal Enter the Configure mode.
DUT(config)# interface loopback 10 Specify loopback as the interface you want to configure.
DUT(config-if)# ip address 192.168.1.62/32 Configure the IP address on this interface.
DUT(config-if)# exit Exit the Interface mode and return to Configure mode.
DUT(config)# router ospf 100 Configure the Routing process and specify the Process
ID (100). The Process ID should be a unique positive
integer identifying the routing process.
DUT(config-router)# router-id 192.168.1.62 Configure OSPF Router ID (192.168.1.62) for this
router.
DUT(config-router)# network 10.10.21.0/24 area 0
DUT(config-router)# network 10.10.22.0/24 area 1
Define interfaces on which OSPF runs and associate the
area IDs (0 and 1) with the interface.
DUT(config-router)# area 1 virtual-link 192.168.2.63 Configure a virtual link between this router R1 and R2
(Router ID 192.168.2.63) through transit area 1.
R2