Configure the Generation of a Default External Route

This procedure enables the generation of a default external route into the OSPF routing domain and other parameters related to that area. See Generation of a Default External Route and Redistribution Configuration Topology Example for the topology for this procedure.

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. Enable OSPF over the VLAN interface and associate the interface with an OSPF area.

   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 ASBR router status.

   SEFOS(config-router)# asbr outer
   

5. Configure the generation of a default external route.

   SEFOS(config-router)# default-information originate always metric 40