R4#sh run | b router
router ospf 1
 router-id 4.4.4.4
 ignore lsa mospf
 log-adjacency-changes
 auto-cost reference-bandwidth 100000
 timers throttle spf 4000 20000 20000
 timers pacing lsa-group 600
 network 4.4.4.4 0.0.0.0 area 51
 network 17.80.1.2 0.0.0.0 area 51
!