11.2.7 Applying OSPF in VRF

Points to note

The example below shows how to specify the vrf parameter in the router ospf command.

Command examples

This procedure uses the loopback address as the router ID and enables OSPF for VRF 2.

1. (config)# interface loopback 2

   Switches to interface mode and specifies information about loopback 2.

2. (config-if)# vrf forwarding 2

   (config-if)# ip address 100.1.1.1

   Specifies VRF 2 and sets the IP address to 100.1.1.1.

3. (config-if)# ip ospf 1 area 0

   (config-if)# exit

   Specifies that OSPF runs in area 0 of domain 1.

4. (config)# router ospf 1 vrf 2

   Switches to ospf mode, and then specifies information about the OSPF that runs in VRF 2. Assigns 1 as the domain number.

5. (config-router)# network 10.0.0.0 0.255.255.255 area 0

   Associates interfaces in the 10.0.0.0/8 network range with area 0.