Enabling OSPFv3

  1. Enter the configure terminal command to access global configuration mode.
    device# configure terminal
  2. Enter the ip router-id command to specify the router ID.
    device(config) ip router-id 10.11.12.13
  3. Enter the ipv6 router ospf command to enter OSPFv3 router configuration mode and enable OSPFv3 on the device.
    device(config)# ipv6 router ospf

The following example enables OSPFv3 on a device.

device# configure terminal
device(config)# ip router-id 10.11.12.13
device(config)# ipv6 router ospf 
device(config-ipv6-router-ospf-vrf-default-vrf)#