enable
configure terminal
router ospf 10
 log-adjacency-changes
 passive-interface GigabitEthernet0/0/0
 passive-interface GigabitEthernet0/0/1
 auto-cost reference-bandwidth 1000
 network 10.0.0.0 0.0.0.3 area 0
 network 10.0.0.4 0.0.0.3 area 0
 network 192.168.1.0 0.0.0.255 area 0
 network 192.168.2.0 0.0.0.255 area 0
end