!
version 11.2
no service udp-small-servers
no service tcp-small-servers
!
hostname Router_A
!
enable password cisco
!
ip subnet-zero
!
interface Loopback0
ip address 192.168.4.1 255.255.255.0
!
interface Loopback1
ip address 192.168.5.1 255.255.255.0
!
interface Loopback2
ip address 192.168.6.1 255.255.255.0
!
interface Loopback3
ip address 192.168.7.1 255.255.255.0
!
interface Serial0
ip address 172.16.0.1 255.255.0.0
clockrate 64000
!
router bgp 100
no synchronization
network 192.168.4.0
network 192.168.5.0
network 192.168.6.0
network 192.168.7.0
neighbor 172.16.0.2 remote-as 200
no auto-summary
!
ip classless
!
line con 0
line aux 0
line vty 0 4
password cisco
login
!
end
●Router_Bの設定
!
version 11.2
no service udp-small-servers
no service tcp-small-servers
!
hostname Router_B
!
enable password cisco
!
ip subnet-zero
!
interface Serial0
ip address 172.16.0.2 255.255.0.0
!
interface Serial1
ip address 172.17.0.1 255.255.0.0
clockrate 64000
!
router bgp 200
no synchronization
neighbor 172.16.0.1 remote-as 100
neighbor 172.17.0.2 remote-as 200
neighbor 172.17.0.2 next-hop-self
no auto-summary
!
ip classless
!
line con 0
exec-timeout 0 0
line aux 0
line vty 0 4
password cisco
login
!
end
●Router_Cの設定
!
version 11.2
no service udp-small-servers
no service tcp-small-servers
!
hostname Router_C
!
enable password cisco
!
ip subnet-zero
!
interface Serial0
ip address 172.17.0.2 255.255.0.0
!
router bgp 200
no synchronization
neighbor 172.17.0.1 remote-as 200
no auto-summary
!
ip classless
!
line con 0
exec-timeout 0 0
line aux 0
line vty 0 4
password cisco
login
!
end
Router_Cのルーティングテーブルを確認してみます。
Gateway of last resort is not set
B 192.168.4.0/24 [200/0] via 172.17.0.1, 00:00:05
B 192.168.5.0/24 [200/0] via 172.17.0.1, 00:00:06
B 192.168.6.0/24 [200/0] via 172.17.0.1, 00:00:06
B 192.168.7.0/24 [200/0] via 172.17.0.1, 00:00:06
C 172.17.0.0/16 is directly connected, Serial0