!
hostname r4
!
interface r4-eth0
 ip address 10.0.4.4/24
 ip ospf hello-interval 1
 ip ospf dead-interval 4
!
interface r4-eth1
 ip address 10.0.40.4/24
 ip ospf hello-interval 1
 ip ospf dead-interval 4
!
ip forwarding
!
!
router ospf
  ospf router-id 10.0.255.4
  redistribute kernel
  redistribute connected
  redistribute static
  network 10.0.4.0/24 area 0
  network 10.0.40.0/24 area 0
!
