P4B#sh run
!
version 12.1
no service single-slot-reload-enable
service timestamps debug uptime
service timestamps log uptime
no service password-encryption
!
hostname P4B
!
aaa new-model
aaa authentication login vtymethod local
aaa authentication login conmethod none
!
username ws privilege 15 password 7 131204
!
!
!
!
ip subnet-zero
no ip domain-lookup
!
ip multicast-routing
!
!
!
interface Loopback0
 ip address 140.221.204.2 255.255.255.255
!
interface Ethernet0/0
 description To Pod 3 Border A (via hub)
 ip address 140.221.204.18 255.255.255.252
 ip access-group 6 in
 ip pim bsr-border
 ip pim sparse-mode
 ip multicast boundary 6
!
interface Serial0/0
 description To Pod 2 Border B
 ip address 140.221.206.6 255.255.255.252
 no fair-queue
 clockrate 4000000
!
interface Ethernet0/1
 description To Pod 4 Core C 
 ip address 140.221.204.30 255.255.255.252
 ip pim sparse-mode
!
router ospf 65504
 log-adjacency-changes
 passive-interface Ethernet0/0
 passive-interface Serial0/0
 network 140.221.204.0 0.0.0.255 area 0
!
router bgp 65504
 no synchronization
 bgp log-neighbor-changes
 network 140.221.204.0
 neighbor internal peer-group
 neighbor internal remote-as 65504
 neighbor internal update-source Loopback0
 neighbor internal version 4
 neighbor internal soft-reconfiguration inbound
 neighbor external peer-group
 neighbor external version 4
 neighbor external soft-reconfiguration inbound
 neighbor external route-map external-announce out
 neighbor 140.221.204.1 peer-group internal
 neighbor 140.221.204.3 peer-group internal
 neighbor 140.221.204.17 remote-as 65503
 neighbor 140.221.204.17 peer-group external
 neighbor 140.221.206.5 remote-as 65502
 neighbor 140.221.206.5 peer-group external
 no auto-summary
 !
 address-family ipv4 multicast
 neighbor external activate
 neighbor 140.221.204.1 activate
 neighbor 140.221.204.3 activate
 neighbor 140.221.204.17 peer-group external
 network 140.221.204.0
 exit-address-family
!
ip classless
ip http server
ip pim rp-address 140.221.204.6
!
!
ip prefix-list local-aggregate seq 100 permit 140.221.204.0/24
!
ip prefix-list transit-aggregates seq 100 permit 140.221.201.0/24
ip prefix-list transit-aggregates seq 200 permit 140.221.202.0/24
ip prefix-list transit-aggregates seq 300 permit 140.221.203.0/24
access-list 6 deny   224.0.1.39
access-list 6 deny   224.0.1.40
access-list 6 deny   239.0.0.0 0.255.255.255
access-list 6 permit any
access-list 111 deny   ip any host 224.0.2.2
access-list 111 deny   ip any host 224.0.1.3
access-list 111 deny   ip any host 224.0.1.24
access-list 111 deny   ip any host 224.0.1.22
access-list 111 deny   ip any host 224.0.1.2
access-list 111 deny   ip any host 224.0.1.35
access-list 111 deny   ip any host 224.0.1.60
access-list 111 deny   ip any host 224.0.1.39
access-list 111 deny   ip any host 224.0.1.40
access-list 111 deny   ip any 239.0.0.0 0.255.255.255
access-list 111 deny   ip 10.0.0.0 0.255.255.255 any
access-list 111 deny   ip 127.0.0.0 0.255.255.255 any
access-list 111 deny   ip 172.16.0.0 0.15.255.255 any
access-list 111 deny   ip 192.168.0.0 0.0.255.255 any
access-list 111 permit ip any any
route-map external-announce permit 100
 match ip address prefix-list local-aggregate transit-aggregates
!
!
line con 0
 privilege level 15
 login authentication conmethod
line aux 0
 privilege level 15
 login authentication conmethod
line vty 0 4
 exec-timeout 120 0
 privilege level 15
 login authentication vtymethod
!
end