R1

Current configuration : 1635 bytes
!
version 12.4
service timestamps debug datetime msec
service timestamps log datetime msec
no service password-encryption
!
hostname R1
!
boot-start-marker
boot-end-marker
!
!
no aaa new-model
ip cef
!
!
!
!
ip auth-proxy max-nodata-conns 3
ip admission max-nodata-conns 3
!
!
voice-card 0
!
!
!
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interface Loopback0
 ip address 10.10.10.1 255.255.255.0
!
interface Loopback1
 ip address 10.20.30.1 255.255.255.0
!
interface FastEthernet0/0
 ip address 192.168.12.1 255.255.255.0
 duplex auto
 speed auto
!
interface FastEthernet0/1
 no ip address
 shutdown
 duplex auto
 speed auto
!
interface Serial0/1/0
 no ip address
 shutdown
 no fair-queue
 clock rate 125000
!
interface Serial0/1/1
 no ip address
 shutdown
 clock rate 125000
!
router bgp 64512
 no synchronization
 bgp log-neighbor-changes
 network 10.10.10.0 mask 255.255.255.0
 network 10.20.30.0 mask 255.255.255.0
 aggregate-address 10.0.0.0 255.0.0.0 attribute-map SUMMARYattribute
 neighbor 192.168.12.2 remote-as 64513
 neighbor 192.168.12.2 send-community
 neighbor 192.168.12.2 route-map SETNOEXPORT out
 no auto-summary
!
ip forward-protocol nd
!
!
ip http server
no ip http secure-server
!
!
ip prefix-list LO0network seq 5 permit 10.10.10.0/24
!
route-map SUMMARYattribute permit 10
 set community -67108854
!
route-map SETNOEXPORT permit 10
 match ip address prefix-list LO0network
 set community no-export
!
route-map SETNOEXPORT permit 20
!
!
!
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control-plane
!
!
!
!
!
!
!
!
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line con 0
line aux 0
line vty 0 4
 privilege level 15
 no login
line vty 5 15
 privilege level 15
 no login
!
scheduler allocate 20000 1000
end

R2

Building configuration...

Current configuration : 1322 bytes
!
version 12.4
service timestamps debug datetime msec
service timestamps log datetime msec
no service password-encryption
!
hostname R2
!
boot-start-marker
boot-end-marker
!
!
no aaa new-model
ip cef
!
!
!
!
ip auth-proxy max-nodata-conns 3
ip admission max-nodata-conns 3
!
!
voice-card 0
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
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interface FastEthernet0/0
 ip address 192.168.12.2 255.255.255.0
 duplex auto
 speed auto
!
interface FastEthernet0/1
 ip address 192.168.23.1 255.255.255.0
 duplex auto
 speed auto
!
interface Serial0/1/0
 no ip address
 shutdown
 clock rate 125000
!
interface Serial0/1/1
 no ip address
 shutdown
 clock rate 125000
!
router bgp 64513
 no synchronization
 bgp log-neighbor-changes
 neighbor 192.168.12.1 remote-as 64512
 neighbor 192.168.12.1 route-map SETNOADVERTISE in
 neighbor 192.168.23.2 remote-as 64513
 neighbor 192.168.23.2 next-hop-self
 neighbor 192.168.23.2 send-community
 no auto-summary
!
ip forward-protocol nd
!
!
ip http server
no ip http secure-server
!
!
route-map SETNOADVERTISE permit 10
 match community 64512:10
 set community no-advertise
!
route-map SETNOADVERTISE permit 20
!
!
!
!
control-plane
!
!
!
!
!
!
!
!
!
line con 0
line aux 0
line vty 0 4
 privilege level 15
 no login
line vty 5 15
 privilege level 15
 no login
!
scheduler allocate 20000 1000
end

R3

Current configuration : 1384 bytes
!
version 12.4
service timestamps debug datetime msec
service timestamps log datetime msec
no service password-encryption
!
hostname R3
!
boot-start-marker
boot-end-marker
!
!
no aaa new-model
ip cef
!
!
!
!
ip auth-proxy max-nodata-conns 3
ip admission max-nodata-conns 3
!
!
voice-card 0
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
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interface FastEthernet0/0
 ip address 192.168.23.2 255.255.255.0
 duplex auto
 speed auto
!
interface FastEthernet0/1
 ip address 192.168.34.1 255.255.255.0
 duplex auto
 speed auto
!
interface Serial0/1/0
 no ip address
 shutdown
 no fair-queue
 clock rate 2000000
!
interface Serial0/1/1
 no ip address
 shutdown
 clock rate 2000000
!
router bgp 64513
 no synchronization
 bgp log-neighbor-changes
 neighbor 192.168.23.1 remote-as 64513
 neighbor 192.168.23.1 route-map SETNOADVERTISE in
 neighbor 192.168.34.2 remote-as 64514
 neighbor 192.168.34.2 send-community
 neighbor 192.168.34.2 route-map SETNOADVERTISE in
 no auto-summary
!
ip forward-protocol nd
!
ip community-list 1 permit 4227858442
!
ip http server
no ip http secure-server
!
!
route-map SETNOADVERTISE permit 10
 match community 1
 set community no-advertise
!
route-map SETNOADVERTISE permit 20
!
!
!
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control-plane
!
!
!
!
!
!
!
!
!
line con 0
line aux 0
line vty 0 4
 privilege level 15
 no login
line vty 5 15
 privilege level 15
 no login
!
scheduler allocate 20000 1000
end

R4

Building configuration...

Current configuration : 1015 bytes
!
version 12.4
service timestamps debug datetime msec
service timestamps log datetime msec
no service password-encryption
!
hostname R4
!
boot-start-marker
boot-end-marker
!
!
no aaa new-model
ip cef
!
!
!
!
ip auth-proxy max-nodata-conns 3
ip admission max-nodata-conns 3
!
!
voice-card 0
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
interface FastEthernet0/0
 ip address 192.168.34.2 255.255.255.0
 duplex auto
 speed auto
!
interface FastEthernet0/1
 no ip address
 shutdown
 duplex auto
 speed auto
!
interface Serial0/1/0
 no ip address
 shutdown
 clock rate 125000
!
interface Serial0/1/1
 no ip address
 shutdown
 clock rate 125000
!
router bgp 64514
 no synchronization
 bgp log-neighbor-changes
 neighbor 192.168.34.1 remote-as 64513
 no auto-summary
!
ip forward-protocol nd
!
!
ip http server
no ip http secure-server
!
!
!
!
!
control-plane
!
!
!
!
!
!
!
!
!
line con 0
line aux 0
line vty 0 4
 privilege level 15
 no login
line vty 5 15
 privilege level 15
 no login
!
scheduler allocate 20000 1000
end