Configure the Area Range

Area range is configured to consolidate and summarize routes at an area boundary.

1. Type.

   SEFOS# configure terminal
   SEFOS(config)# router ospf
   

2. Configure the OSPF router ID.

   SEFOS(config-router)# router-id 10.10.2.1
   

3. Configure the OSPF interface.

   SEFOS(config-router)# network 10.4.0.1 area 0.0.0.0
   SEFOS(config-router)# network 10.10.2.1 area 0.0.0.6
   

4. Configure the route summarization at an area border router.

   SEFOS(config-router)# area 0.0.0.6 range 10.10.0.0 255.255.0.0 summary