R1#sh run | b Lo
interface Loopback0
 ip address 11.11.11.11 255.255.255.0
!
router ospf 1
 router-id 1.1.1.1
 log-adjacency-changes
 redistribute connected subnets tag 1
 network 180.40.7.66 0.0.0.0 area 0
 network 208.28.1.1 0.0.0.0 area 200
!


R2#sh run | b Lo
interface Loopback0
 ip address 22.22.22.22 255.255.255.0
!
router ospf 1
 router-id 2.2.2.2
 log-adjacency-changes
 redistribute connected subnets tag 2
 network 180.40.7.65 0.0.0.0 area 0
 network 208.28.1.3 0.0.0.0 area 200


R3#sh run | b Lo
interface Loopback0
 ip address 33.33.33.33 255.255.255.0
!
router ospf 1
 router-id 3.3.3.3
 log-adjacency-changes
 redistribute connected subnets tag 3
 network 208.28.1.2 0.0.0.0 area 200
 neighbor 208.28.1.1
!