一,实验要求及拓扑图
二,实验配置
IP地址配置
r1
[r1]int l0
[r1-LoopBack0]ip add 1.1.1.1 24
[r1-LoopBack0]int g0/0/2
[r1-GigabitEthernet0/0/2]ip add 12.1.1.1 24
r2
[r2]int l0
[r2-LoopBack0]ip add 172.16.7.1 32
[r2-LoopBack0]int l1
[r2-LoopBack1]ip add 172.16.1.1 24
[r2-LoopBack1]int g0/0/2
[r2-GigabitEthernet0/0/2]ip add 12.1.1.2 24
[r2-GigabitEthernet0/0/2]int g0/0/1
[r2-GigabitEthernet0/0/1]ip add 172.16.8.1 30
[r2-GigabitEthernet0/0/1]int g0/0/0
[r2-GigabitEthernet0/0/0]ip add 172.16.8.9 30
r3
[r3]int l0
[r3-LoopBack0]ip add 172.16.7.2 32
[r3-LoopBack0]int l1
[r3-LoopBack1]ip add 172.16.2.1 24
[r3-LoopBack1]int g0/0/0
[r3-GigabitEthernet0/0/0]ip add 172.16.8.2 30
[r3-GigabitEthernet0/0/0]int g0/0/1
[r3-GigabitEthernet0/0/1]ip add 172.16.8.5 30
r4
[r4]int l0
[r4-LoopBack0]ip add 172.16.7.3 32
[r4-LoopBack0]int l1
[r4-LoopBack1]ip add 172.16.3.1 24
[r4-LoopBack1]int g0/0/0
[r4-GigabitEthernet0/0/0]ip add 172.16.8.6 30
[r4-GigabitEthernet0/0/0]int g0/0/1
[r4-GigabitEthernet0/0/1]ip add 172.16.8.13 30
r5
[r5]int l0
[r5-LoopBack0]ip add 172.16.7.4 32
[r5-LoopBack0]int l1
[r5-LoopBack1]ip add 172.16.4.1 24
[r5-LoopBack1]int g0/0/0
[r5-GigabitEthernet0/0/0]ip add 172.16.8.10 30
[r5-GigabitEthernet0/0/0]int g0/0/1
[r5-GigabitEthernet0/0/1]ip add 172.16.8.17 30
r6
[r6]int l0
[r6-LoopBack0]ip add 172.16.7.5 32
[r6-LoopBack0]int l1
[r6-LoopBack1]ip add 172.16.5.1 24
[r6-LoopBack1]int g0/0/0
[r6-GigabitEthernet0/0/0]ip add 172.16.8.18 30
[r6-GigabitEthernet0/0/0]int g0/0/1
[r6-GigabitEthernet0/0/1]ip add 172.16.8.21 30
r7
[r7]int l0
[r7-LoopBack0]ip add 172.16.7.6 32
[r7-LoopBack0]int l1
[r7-LoopBack1]ip add 172.16.6.1 24
[r7-LoopBack1]int g0/0/0
[r7-GigabitEthernet0/0/0]ip add 172.16.8.22 30
[r7-GigabitEthernet0/0/0]int g0/0/1
[r7-GigabitEthernet0/0/1]ip add 172.16.8.14 30
[r7-GigabitEthernet0/0/1]int g0/0/2
[r7-GigabitEthernet0/0/2]ip add 78.1.1.1 24
r8
[r8]int l0
[r8-LoopBack0]ip add 8.8.8.8 24
[r8-LoopBack0]int g0/0/2
[r8-GigabitEthernet0/0/2]ip add 78.1.1.2 24
ospf配置
r2
[r2]ospf 1 router-id 2.2.2.2
[r2-ospf-1]area 0
[r2-ospf-1-area-0.0.0.0]network 172.16.0.0 0.0.255.255
r3
[r3]ospf 1 router-id 3.3.3.3
[r3-ospf-1]area 0
[r3-ospf-1-area-0.0.0.0]network 172.16.0.0 0.0.255.255
r4
[r4]ospf 1 router-id 4.4.4.4
[r4-ospf-1]area 0
[r4-ospf-1-area-0.0.0.0]network 172.16.0.0 0.0.255.255
r5
[r5]ospf 1 router-id 5.5.5.5
[r5-ospf-1]area 0
[r5-ospf-1-area-0.0.0.0]network 172.16.0.0 0.0.255.255
r6
[r6]ospf 1 router-id 6.6.6.6
[r6-ospf-1]area 0
[r6-ospf-1-area-0.0.0.0]network 172.16.0.0 0.0.255.255
r7
[r7]ospf 1 router-id 7.7.7.7
[r7-ospf-1]area 0
[r7-ospf-1-area-0.0.0.0]network 172.16.0.0 0.0.255.255
静态路由配置
r1,r2,r7,r8
[r1]ip route-static 172.16.7.1 32 12.1.1.2
[r2]ip route-static 1.1.1.1 32 12.1.1.1
[r7]ip route-static 8.8.8.8 32 78.1.1.2
[r8]ip route-static 172.16.7.6 32 78.1.1.1
bgp配置
r1
bgp 1
router-id 1.1.1.1
peer 172.16.7.1 as-number 2
peer 172.16.7.1 ebgp-max-hop 255
peer 172.16.7.1 connect-interface LoopBack0
#
ipv4-family unicast
undo synchronization
network 1.1.1.0 255.255.255.0
peer 172.16.7.1 enable
r2
bgp 64512
router-id 2.2.2.2
confederation id 2
confederation peer-as 64513
peer 1.1.1.1 as-number 1
peer 1.1.1.1 ebgp-max-hop 255
peer 1.1.1.1 connect-interface LoopBack0
peer 172.16.7.2 as-number 64512
peer 172.16.7.2 connect-interface LoopBack0
peer 172.16.7.4 as-number 64513
peer 172.16.7.4 ebgp-max-hop 2
peer 172.16.7.4 connect-interface LoopBack0
#
ipv4-family unicast
undo synchronization
network 172.16.1.0 255.255.255.0
network 172.16.7.0 255.255.255.0
peer 1.1.1.1 enable
peer 172.16.7.2 enable
peer 172.16.7.2 next-hop-local
peer 172.16.7.4 enable
peer 172.16.7.4 next-hop-local
r3
bgp 64512
router-id 3.3.3.3
confederation id 2
peer 172.16.7.1 as-number 64512
peer 172.16.7.1 connect-interface LoopBack0
peer 172.16.7.3 as-number 64512
peer 172.16.7.3 connect-interface LoopBack0
#
ipv4-family unicast
undo synchronization
network 172.16.2.0 255.255.255.0
peer 172.16.7.1 enable
peer 172.16.7.3 enable
peer 172.16.7.3 reflect-client
r4
bgp 64512
router-id 4.4.4.4
confederation id 2
confederation peer-as 64513
peer 172.16.7.2 as-number 64512
peer 172.16.7.2 connect-interface LoopBack0
peer 172.16.7.6 as-number 64513
peer 172.16.7.6 ebgp-max-hop 2
peer 172.16.7.6 connect-interface LoopBack0
#
ipv4-family unicast
undo synchronization
network 172.16.3.0 255.255.255.0
peer 172.16.7.2 enable
peer 172.16.7.6 enable
r5
bgp 64513
router-id 5.5.5.5
confederation id 2
confederation peer-as 64512
peer 172.16.7.1 as-number 64512
peer 172.16.7.1 ebgp-max-hop 2
peer 172.16.7.1 connect-interface LoopBack0
peer 172.16.7.5 as-number 64513
peer 172.16.7.5 connect-interface LoopBack0
#
ipv4-family unicast
undo synchronization
network 172.16.4.0 255.255.255.0
peer 172.16.7.1 enable
peer 172.16.7.5 enable
r6
bgp 64513
router-id 6.6.6.6
confederation id 2
peer 172.16.7.4 as-number 64513
peer 172.16.7.4 connect-interface LoopBack0
peer 172.16.7.6 as-number 64513
peer 172.16.7.6 connect-interface LoopBack0
#
ipv4-family unicast
undo synchronization
network 172.16.5.0 255.255.255.0
peer 172.16.7.4 enable
peer 172.16.7.6 enable
peer 172.16.7.6 reflect-client
r7
bgp 64513
router-id 7.7.7.7
confederation id 2
confederation peer-as 64512
peer 8.8.8.8 as-number 3
peer 8.8.8.8 ebgp-max-hop 2
peer 8.8.8.8 connect-interface LoopBack0
peer 172.16.7.3 as-number 64512
peer 172.16.7.3 ebgp-max-hop 2
peer 172.16.7.3 connect-interface LoopBack0
peer 172.16.7.5 as-number 64513
peer 172.16.7.5 connect-interface LoopBack0
#
ipv4-family unicast
undo synchronization
network 172.16.6.0 255.255.255.0
network 172.16.7.0 255.255.255.0
peer 8.8.8.8 enable
peer 172.16.7.3 enable
peer 172.16.7.3 next-hop-local
peer 172.16.7.5 enable
peer 172.16.7.5 next-hop-local
r8
bgp 3
router-id 8.8.8.8
peer 172.16.7.6 as-number 2
peer 172.16.7.6 ebgp-max-hop 2
peer 172.16.7.6 connect-interface LoopBack0
#
ipv4-family unicast
undo synchronization
network 8.8.8.0 255.255.255.0
peer 172.16.7.6 enable
三,结果测试