BGP Route Reflector

BGP Route Reflector
R1
router ospf 1
 network 10.1.12.0 0.0.0.255 area 0
 network 10.1.13.0 0.0.0.255 area 0
 network 10.1.14.0 0.0.0.255 area 0
 network 10.1.15.0 0.0.0.255 area 0
!
router bgp 100
 network 1.1.1.0 mask 255.255.255.0
 neighbor 10.1.12.2 remote-as 100
 neighbor 10.1.13.3 remote-as 100
 neighbor 10.1.13.3 route-reflector-client
 neighbor 10.1.14.4 remote-as 100
 neighbor 10.1.14.4 route-reflector-client
 neighbor 10.1.15.5 remote-as 100
 neighbor 10.1.15.5 route-reflector-client

R2
router ospf 1
 network 10.1.12.0 0.0.0.255 area 0
 network 10.1.23.0 0.0.0.255 area 0
 network 10.1.24.0 0.0.0.255 area 0
 network 10.1.25.0 0.0.0.255 area 0
!
router bgp 100
 network 2.2.2.0 mask 255.255.255.0
 neighbor 10.1.12.1 remote-as 100
 neighbor 10.1.23.3 remote-as 100
 neighbor 10.1.23.3 route-reflector-client
 neighbor 10.1.24.4 remote-as 100
 neighbor 10.1.24.4 route-reflector-client
 neighbor 10.1.25.5 remote-as 100
 neighbor 10.1.25.5 route-reflector-client

R3
router ospf 1
 network 10.1.13.0 0.0.0.255 area 0
 network 10.1.23.0 0.0.0.255 area 0
 network 10.1.34.0 0.0.0.255 area 0
 network 10.1.36.0 0.0.0.255 area 0
 network 10.1.37.0 0.0.0.255 area 0
 network 10.1.38.0 0.0.0.255 area 0
 network 10.1.39.0 0.0.0.255 area 0
!
router bgp 100
 network 3.3.3.0 mask 255.255.255.0
 neighbor 10.1.13.1 remote-as 100
 neighbor 10.1.23.2 remote-as 100
 neighbor 10.1.36.6 remote-as 100
 neighbor 10.1.36.6 route-reflector-client
 neighbor 10.1.37.7 remote-as 100
 neighbor 10.1.37.7 route-reflector-client
 neighbor 10.1.38.8 remote-as 100
 neighbor 10.1.38.8 route-reflector-client
 neighbor 10.1.39.9 remote-as 100
 neighbor 10.1.39.9 route-reflector-client

R4
router ospf 1
 network 10.1.14.0 0.0.0.255 area 0
 network 10.1.24.0 0.0.0.255 area 0
 network 10.1.34.0 0.0.0.255 area 0
 network 10.1.45.0 0.0.0.255 area 0
 network 10.1.46.0 0.0.0.255 area 0
 network 10.1.47.0 0.0.0.255 area 0
 network 10.1.48.0 0.0.0.255 area 0
 network 10.1.49.0 0.0.0.255 area 0
!
router bgp 100
 network 4.4.4.0 mask 255.255.255.0
 neighbor 10.1.14.1 remote-as 100
 neighbor 10.1.24.2 remote-as 100
 neighbor 10.1.46.6 remote-as 100
 neighbor 10.1.46.6 route-reflector-client
 neighbor 10.1.47.7 remote-as 100
 neighbor 10.1.47.7 route-reflector-client
 neighbor 10.1.48.8 remote-as 100
 neighbor 10.1.48.8 route-reflector-client
 neighbor 10.1.49.9 remote-as 100
 neighbor 10.1.49.9 route-reflector-client

R5
router ospf 1
 network 10.1.15.0 0.0.0.255 area 0
 network 10.1.25.0 0.0.0.255 area 0
 network 10.1.45.0 0.0.0.255 area 0
 network 10.1.56.0 0.0.0.255 area 0
 network 10.1.57.0 0.0.0.255 area 0
 network 10.1.58.0 0.0.0.255 area 0
 network 10.1.59.0 0.0.0.255 area 0
!
router bgp 100
 network 5.5.5.0 mask 255.255.255.0
 neighbor 10.1.15.1 remote-as 100
 neighbor 10.1.25.2 remote-as 100
 neighbor 10.1.56.6 remote-as 100
 neighbor 10.1.56.6 route-reflector-client
 neighbor 10.1.57.7 remote-as 100
 neighbor 10.1.57.7 route-reflector-client
 neighbor 10.1.58.8 remote-as 100
 neighbor 10.1.58.8 route-reflector-client
 neighbor 10.1.59.9 remote-as 100
 neighbor 10.1.59.9 route-reflector-client
!
R6
router ospf 1
 network 10.1.36.0 0.0.0.255 area 0
 network 10.1.46.0 0.0.0.255 area 0
 network 10.1.56.0 0.0.0.255 area 0
!
router bgp 100
 network 6.6.6.0 mask 255.255.255.0
 neighbor 10.1.36.3 remote-as 100
 neighbor 10.1.46.4 remote-as 100
 neighbor 10.1.56.5 remote-as 100
!

R7
router ospf 1
 network 10.1.37.0 0.0.0.255 area 0
 network 10.1.47.0 0.0.0.255 area 0
 network 10.1.57.0 0.0.0.255 area 0
!
router bgp 100
 network 7.7.7.0 mask 255.255.255.0
 neighbor 10.1.37.3 remote-as 100
 neighbor 10.1.47.4 remote-as 100
 neighbor 10.1.57.5 remote-as 100
!

R8
router ospf 1
 network 10.1.38.0 0.0.0.255 area 0
 network 10.1.48.0 0.0.0.255 area 0
 network 10.1.58.0 0.0.0.255 area 0
!
router bgp 100
 network 8.8.8.0 mask 255.255.255.0
 neighbor 10.1.38.3 remote-as 100
 neighbor 10.1.48.4 remote-as 100
 neighbor 10.1.58.5 remote-as 100
!

R9
router ospf 1
 network 10.1.39.0 0.0.0.255 area 0
 network 10.1.49.0 0.0.0.255 area 0
 network 10.1.59.0 0.0.0.255 area 0
!
router bgp 100
 network 9.9.9.0 mask 255.255.255.0
 neighbor 10.1.39.3 remote-as 100
 neighbor 10.1.49.4 remote-as 100
 neighbor 10.1.59.5 remote-as 100

================================
R1
int lo 0
ip os 1 a 0
int e0/0
ip os 1 a 0
int e0/1
ip os 1 a 0
int e0/2
ip os 1 a 0
int e0/3
ip os 1 a 0
!
router bgp 100
 net 1.1.1.0 mask 255.255.255.0
 neigh 2.2.2.2 remote-as 100
 neigh 2.2.2.2 update-source lo 0
 neigh 3.3.3.3 remote-as 100
 neigh 3.3.3.3 update-source lo 0
 neigh 3.3.3.3 route-reflector-client
 neigh 4.4.4.4 remote-as 100
 neigh 4.4.4.4 update-source lo 0
 neigh 4.4.4.4 route-reflector-client
 neigh 5.5.5.5 remote-as 100
 neigh 5.5.5.5 update-source lo 0
 neigh 5.5.5.5 route-reflector-client


R2
int lo 0
ip os 1 a 0
int e0/0
ip os 1 a 0
int e0/1
ip os 1 a 0
int e0/2
ip os 1 a 0
int e0/3
ip os 1 a 0
!
router bgp 100
 net 2.2.2.0 mask 255.255.255.0
 neigh 1.1.1.1 remote-as 100
 neigh 1.1.1.1 update-source lo 0
 neigh 3.3.3.3 remote-as 100
 neigh 3.3.3.3 update-source lo 0
 neigh 3.3.3.3 route-reflector-client
 neigh 4.4.4.4 remote-as 100
 neigh 4.4.4.4 update-source lo 0
 neigh 4.4.4.4 route-reflector-client
 neigh 5.5.5.5 remote-as 100
 neigh 5.5.5.5 update-source lo 0
 neigh 5.5.5.5 route-reflector-client

R3
int lo 0
ip os 1 a 0
int e0/0
ip os 1 a 0
int e0/1
ip os 1 a 0
int e0/2
ip os 1 a 0
int e0/3
ip os 1 a 0
int e1/0
ip os 1 a 0
int e1/1
ip os 1 a 0
int e0/2
ip os 1 a 0
!
router bgp 100
 net 3.3.3.0 mask 255.255.255.0
 neigh 1.1.1.1 remote-as 100
 neigh 1.1.1.1 update-source lo 0
 neigh 2.2.2.2 remote-as 100
 neigh 2.2.2.2 update-source lo 0
 neigh 6.6.6.6 remote-as 100
 neigh 6.6.6.6 update-source lo 0
 neigh 6.6.6.6 route-reflector-client
 neigh 7.7.7.7 remote-as 100
 neigh 7.7.7.7 update-source lo 0
 neigh 7.7.7.7 route-reflector-client
 neigh 8.8.8.8 remote-as 100
 neigh 8.8.8.8 update-source lo 0
 neigh 8.8.8.8 route-reflector-client
 neigh 9.9.9.9 remote-as 100
 neigh 9.9.9.9 update-source lo 0
 neigh 9.9.9.9 route-reflector-client

R4
int lo 0
ip os 1 a 0
int e0/0
ip os 1 a 0
int e0/1
ip os 1 a 0
int e0/2
ip os 1 a 0
int e0/3
ip os 1 a 0
int e1/0
ip os 1 a 0
int e1/1
ip os 1 a 0
int e1/2
ip os 1 a 0
int e1/3
ip os 1 a 0
!
router bgp 100
 network 4.4.4.0 mask 255.255.255.0
 neigh 1.1.1.1 remote-as 100
 neigh 1.1.1.1 update-source lo 0
 neigh 2.2.2.2 remote-as 100
 neigh 2.2.2.2 update-source lo 0
 neigh 6.6.6.6 remote-as 100
 neigh 6.6.6.6 update-source lo 0
 neigh 6.6.6.6 route-reflector-client
 neigh 7.7.7.7 remote-as 100
 neigh 7.7.7.7 update-source lo 0
 neigh 7.7.7.7 route-reflector-client
 neigh 8.8.8.8 remote-as 100
 neigh 8.8.8.8 update-source lo 0
 neigh 8.8.8.8 route-reflector-client
 neigh 9.9.9.9 remote-as 100
 neigh 9.9.9.9 update-source lo 0
 neigh 9.9.9.9 route-reflector-client

R5
int lo 0
ip os 1 a 0
int e0/0
ip os 1 a 0
int e0/1
ip os 1 a 0
int e0/2
ip os 1 a 0
int e0/3
ip os 1 a 0
int e1/0
ip os 1 a 0
int e1/1
ip os 1 a 0
int e1/2
ip os 1 a 0
!
router bgp 100
 network 4.4.4.0 mask 255.255.255.0
 neigh 1.1.1.1 remote-as 100
 neigh 1.1.1.1 update-source lo 0
 neigh 2.2.2.2 remote-as 100
 neigh 2.2.2.2 update-source lo 0
 neigh 6.6.6.6 remote-as 100
 neigh 6.6.6.6 update-source lo 0
 neigh 6.6.6.6 route-reflector-client
 neigh 7.7.7.7 remote-as 100
 neigh 7.7.7.7 update-source lo 0
 neigh 7.7.7.7 route-reflector-client
 neigh 8.8.8.8 remote-as 100
 neigh 8.8.8.8 update-source lo 0
 neigh 8.8.8.8 route-reflector-client
 neigh 9.9.9.9 remote-as 100
 neigh 9.9.9.9 update-source lo 0
 neigh 9.9.9.9 route-reflector-client

R6
int lo 0
ip os 1 a 0
int e0/0
ip os 1 a 0
int e0/1
ip os 1 a 0
int e0/2
ip os 1 a 0
!
router bgp 100
 network 6.6.6.0 mask 255.255.255.0
 neigh 3.3.3.3 remote-as 100
 neigh 4.4.4.4 remote-as 100
 neigh 5.5.5.5 remote-as 100

R7
nt lo 0
ip os 1 a 0
int e0/0
ip os 1 a 0
int e0/1
ip os 1 a 0
int e0/2
ip os 1 a 0
!
router bgp 100
 network 7.7.7.0 mask 255.255.255.0
 neigh 3.3.3.3 remote-as 100
 neigh 4.4.4.4 remote-as 100
 neigh 5.5.5.5 remote-as 100

R8
nt lo 0
ip os 1 a 0
int e0/0
ip os 1 a 0
int e0/1
ip os 1 a 0
int e0/2
ip os 1 a 0
!
router bgp 100
 network 8.8.8.0 mask 255.255.255.0
 neigh 3.3.3.3 remote-as 100
 neigh 4.4.4.4 remote-as 100
 neigh 5.5.5.5 remote-as 100

R9
nt lo 0
ip os 1 a 0
int e0/0
ip os 1 a 0
int e0/1
ip os 1 a 0
int e0/2
ip os 1 a 0
!
router bgp 100
 network 9.9.9.0 mask 255.255.255.0
 neigh 3.3.3.3 remote-as 100
 neigh 4.4.4.4 remote-as 100
 neigh 5.5.5.5 remote-as 100