Configuring the router ID

When configuring OSPFv3, the router ID for a device must be specified.
  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

The following example configures the router ID for a device. 

device# configure terminal
device(config)# ip router-id 10.11.12.13
Parent topic: OSPFv3