password 1 hostname rt2 log file ospfd.log ! ! debug ospf sr ! debug ospf te ! debug ospf event ! debug ospf lsa ! debug ospf zebra ! interface lo ip ospf area 0 ! interface eth-rt1 ip ospf network point-to-point ip ospf area 0 ip ospf hello-interval 3 ip ospf dead-interval 12 ! interface eth-rt3 ip ospf network point-to-point ip ospf area 1 ip ospf hello-interval 3 ip ospf dead-interval 12 ! interface eth-rt4 ip ospf network point-to-point ip ospf area 1 ip ospf hello-interval 3 ip ospf dead-interval 12 ! router ospf router-id 2.2.2.2 area 1 nssa !