Answer:
default-information originate
Explanation:
This command is normally use in a ABR (Area Border Router) in order to propagate a default route in OSPF, here is an example:
Router>enable
Router#configure terminal
Router(config)#ip route 0.0.0.0 0.0.0.0 serial 0/0/0
Router(config)#router ospf 102
Router(config-router)#default-information originate
Router(config-router)#end
