Assigning interfaces to an area

To assign a loopback interface to an area with the IP address of 10.5.0.0, perform the following task:

  1. Enter the configure terminal command to access global configuration mode.
    device# configure terminal
  2. Enter the interface command and specify an interface.
    device(config)# interface loopback 2
  3. Enter the ip ospf area command followed by the IP address of the area.
    device(config-Loopback-2)# ip ospf area 10.5.0.0

The following example assigns a loopback interface to an area with the IP address of 10.5.0.0.

device# configure terminal
device(config)# interface loopback 2
device(config-Loopback-2)# ip ospf area 10.5.0.0