BGP專案
專案目的:
實現全網互通,並按要求的路線進行資料傳輸。
專案拓撲圖:
配置檔案:
R1:
#
sysname r1
#
interface GigabitEthernet0/0/0
ip address 12.1.1.1 255.255.255.0
interface LoopBack0
ip address 1.1.1.1 255.255.255.255
#
bgp 100
peer 2.2.2.2 as-number 100
peer 2.2.2.2 connect-interface LoopBack0
#
network 1.1.1.1 255.255.255.255
network 12.1.1.0 255.255.255.0
peer 2.2.2.2 enable
#
ospf 1 router-id 1.1.1.1
area 0.0.0.0
network 1.1.1.1 0.0.0.0
network 12.1.1.0 0.0.0.255
R2:
#
sysname r2
#
interface GigabitEthernet0/0/0
ip address 12.1.1.2 255.255.255.0
#
interface GigabitEthernet0/0/1
ip address 28.1.1.2 255.255.255.0
#
interface GigabitEthernet0/0/2
ip address 23.1.1.2 255.255.255.0
#
interface LoopBack0
ip address 2.2.2.2 255.255.255.255
#
bgp 100
router-id 2.2.2.2
peer 1.1.1.1 as-number 100
peer 1.1.1.1 connect-interface LoopBack0
peer 3.3.3.3 as-number 200
peer 3.3.3.3 ebgp-max-hop 255
peer 3.3.3.3 connect-interface LoopBack0
peer 8.8.8.8 as-number 300
peer 8.8.8.8 ebgp-max-hop 255
peer 8.8.8.8 connect-interface LoopBack0
#
network 1.1.1.1 255.255.255.255
network 2.2.2.2 255.255.255.255
network 3.3.3.3 255.255.255.255
network 8.8.8.8 255.255.255.255
network 12.1.1.0 255.255.255.0
network 23.1.1.0 255.255.255.0
network 28.1.1.0 255.255.255.0
peer 1.1.1.1 enable
peer 1.1.1.1 next-hop-local
peer 3.3.3.3 enable
peer 8.8.8.8 enable
peer 8.8.8.8 route-policy as export
#
ospf 1 router-id 2.2.2.2
area 0.0.0.0
network 2.2.2.2 0.0.0.0
network 12.1.1.0 0.0.0.255
#
route-policy as permit node 10
apply as-path 555 666 777 additive
#
ip route-static 3.3.3.3 255.255.255.255 23.1.1.3
ip route-static 8.8.8.8 255.255.255.255 28.1.1.8
R3:
#
sysname r3
#
interface GigabitEthernet0/0/0
ip address 35.1.1.3 255.255.255.0
#
interface GigabitEthernet0/0/1
ip address 36.1.1.3 255.255.255.0
#
interface GigabitEthernet0/0/2
ip address 23.1.1.3 255.255.255.0
#
interface GigabitEthernet0/0/3
ip address 34.1.1.3 255.255.255.0
#
interface LoopBack0
ip address 3.3.3.3 255.255.255.255
#
bgp 200
router-id 3.3.3.3
peer 2.2.2.2 as-number 100
peer 2.2.2.2 ebgp-max-hop 255
peer 2.2.2.2 connect-interface LoopBack0
peer 4.4.4.4 as-number 200
peer 4.4.4.4 connect-interface LoopBack0
peer 5.5.5.5 as-number 400
peer 5.5.5.5 ebgp-max-hop 255
peer 5.5.5.5 connect-interface LoopBack0
peer 6.6.6.6 as-number 300
peer 6.6.6.6 ebgp-max-hop 255
peer 6.6.6.6 connect-interface LoopBack0
#
network 2.2.2.2 255.255.255.255
network 3.3.3.3 255.255.255.255
network 4.4.4.4 255.255.255.255
network 5.5.5.5 255.255.255.255
network 6.6.6.6 255.255.255.255
network 34.1.1.0 255.255.255.0
network 35.1.1.0 255.255.255.0
network 36.1.1.0 255.255.255.0
peer 2.2.2.2 enable
peer 2.2.2.2 route-policy as export
peer 4.4.4.4 enable
peer 4.4.4.4 next-hop-local
peer 5.5.5.5 enable
peer 6.6.6.6 enable
peer 6.6.6.6 route-policy as export
#
ospf 1 router-id 3.3.3.3
area 0.0.0.0
network 34.1.1.0 0.0.0.255
network 3.3.3.3 0.0.0.0
#
route-policy as permit node 10
if-match acl 2000
apply as-path 444 555 666 additive
#
route-policy as permit node 20
#
ip route-static 2.2.2.2 255.255.255.255 23.1.1.2
ip route-static 5.5.5.5 255.255.255.255 35.1.1.5
ip route-static 6.6.6.6 255.255.255.255 36.1.1.6
R4:
#
sysname r4
#
interface GigabitEthernet0/0/0
ip address 45.1.1.4 255.255.255.0
#
interface GigabitEthernet0/0/1
ip address 34.1.1.4 255.255.255.0
#
interface LoopBack0
ip address 4.4.4.4 255.255.255.255
#
bgp 200
router-id 4.4.4.4
peer 3.3.3.3 as-number 200
peer 3.3.3.3 connect-interface LoopBack0
peer 5.5.5.5 as-number 400
peer 5.5.5.5 ebgp-max-hop 255
peer 5.5.5.5 connect-interface LoopBack0
#
network 3.3.3.3 255.255.255.255
network 4.4.4.4 255.255.255.255
network 5.5.5.5 255.255.255.255
network 34.1.1.0 255.255.255.0
network 45.1.1.0 255.255.255.0
peer 3.3.3.3 enable
peer 3.3.3.3 next-hop-local
peer 5.5.5.5 enable
#
ospf 1 router-id 4.4.4.4
area 0.0.0.0
network 4.4.4.4 0.0.0.0
network 34.1.1.0 0.0.0.255
#
ip route-static 5.5.5.5 255.255.255.255 45.1.1.5
R5:
#
sysname r5
#
interface GigabitEthernet0/0/0
ip address 56.1.1.5 255.255.255.0
#
interface GigabitEthernet0/0/1
ip address 35.1.1.5 255.255.255.0
#
interface GigabitEthernet0/0/2
ip address 45.1.1.5 255.255.255.0
#
interface LoopBack0
ip address 5.5.5.5 255.255.255.255
#
bgp 400
router-id 5.5.5.5
peer 3.3.3.3 as-number 200
peer 3.3.3.3 ebgp-max-hop 255
peer 3.3.3.3 connect-interface LoopBack0
peer 4.4.4.4 as-number 200
peer 4.4.4.4 ebgp-max-hop 255
peer 4.4.4.4 connect-interface LoopBack0
peer 6.6.6.6 as-number 300
peer 6.6.6.6 ebgp-max-hop 255
peer 6.6.6.6 connect-interface LoopBack0
#
network 3.3.3.3 255.255.255.255
network 4.4.4.4 255.255.255.255
network 5.5.5.5 255.255.255.255
network 6.6.6.6 255.255.255.255
network 35.1.1.0 255.255.255.0
network 45.1.1.0 255.255.255.0
network 56.1.1.0 255.255.255.0
peer 3.3.3.3 enable
peer 4.4.4.4 enable
peer 6.6.6.6 enable
#
ip route-static 3.3.3.3 255.255.255.255 35.1.1.3
ip route-static 6.6.6.6 255.255.255.255 56.1.1.6
R6:
#
sysname r6
#
interface GigabitEthernet0/0/0
ip address 67.1.1.6 255.255.255.0
#
interface GigabitEthernet0/0/1
ip address 56.1.1.6 255.255.255.0
#
interface GigabitEthernet0/0/2
ip address 36.1.1.6 255.255.255.0
#
interface LoopBack0
ip address 6.6.6.6 255.255.255.255
#
bgp 300
router-id 6.6.6.6
peer 3.3.3.3 as-number 200
peer 3.3.3.3 ebgp-max-hop 255
peer 3.3.3.3 connect-interface LoopBack0
peer 5.5.5.5 as-number 400
peer 5.5.5.5 ebgp-max-hop 255
peer 5.5.5.5 connect-interface LoopBack0
peer 7.7.7.7 as-number 300
peer 7.7.7.7 connect-interface LoopBack0
peer 8.8.8.8 as-number 300
peer 8.8.8.8 connect-interface LoopBack0
#
network 3.3.3.3 255.255.255.255
network 5.5.5.5 255.255.255.255
network 6.6.6.6 255.255.255.255
network 7.7.7.7 255.255.255.255
network 8.8.8.8 255.255.255.255
network 36.1.1.0 255.255.255.0
network 56.1.1.0 255.255.255.0
network 67.1.1.0 255.255.255.0
peer 3.3.3.3 enable
peer 5.5.5.5 enable
peer 7.7.7.7 enable
peer 7.7.7.7 next-hop-local
peer 8.8.8.8 enable
peer 8.8.8.8 next-hop-local
#
ospf 1 router-id 3.3.3.3
area 0.0.0.0
network 6.6.6.6 0.0.0.0
network 67.1.1.0 0.0.0.255
#
ip route-static 3.3.3.3 255.255.255.255 36.1.1.3
ip route-static 5.5.5.5 255.255.255.255 56.1.1.5
R7
#
sysname r7
#
interface GigabitEthernet0/0/0
ip address 78.1.1.7 255.255.255.0
#
interface GigabitEthernet0/0/1
ip address 67.1.1.7 255.255.255.0
#
interface LoopBack0
ip address 7.7.7.7 255.255.255.255
#
bgp 300
router-id 7.7.7.7
peer 6.6.6.6 as-number 300
peer 6.6.6.6 connect-interface LoopBack0
peer 8.8.8.8 as-number 300
peer 8.8.8.8 connect-interface LoopBack0
#
network 6.6.6.6 255.255.255.255
network 7.7.7.7 255.255.255.255
network 8.8.8.8 255.255.255.255
network 67.1.1.0 255.255.255.0
network 78.0.0.0
network 78.1.1.0 255.255.255.0
peer 6.6.6.6 enable
peer 8.8.8.8 enable
#
ospf 1 router-id 7.7.7.7
area 0.0.0.0
network 7.7.7.7 0.0.0.0
network 67.1.1.0 0.0.0.255
network 78.1.1.0 0.0.0.255
R8
#
sysname r8
#
interface GigabitEthernet0/0/0
ip address 28.1.1.8 255.255.255.0
#
interface GigabitEthernet0/0/1
ip address 78.1.1.8 255.255.255.0
#
interface LoopBack0
ip address 8.8.8.8 255.255.255.255
#
bgp 300
router-id 8.8.8.8
peer 2.2.2.2 as-number 100
peer 2.2.2.2 ebgp-max-hop 255
peer 2.2.2.2 connect-interface LoopBack0
peer 6.6.6.6 as-number 300
peer 6.6.6.6 connect-interface LoopBack0
peer 7.7.7.7 as-number 300
peer 7.7.7.7 connect-interface LoopBack0
#
network 2.2.2.2 255.255.255.255
network 6.6.6.6 255.255.255.255
network 7.7.7.7 255.255.255.255
network 8.8.8.8 255.255.255.255
network 28.1.1.0 255.255.255.0
network 78.1.1.0 255.255.255.0
peer 2.2.2.2 enable
peer 6.6.6.6 enable
peer 6.6.6.6 next-hop-local
peer 7.7.7.7 enable
peer 7.7.7.7 next-hop-local
#
ospf 1 router-id 8.8.8.8
area 0.0.0.0
network 78.1.1.0 0.0.0.255
network 8.8.8.8 0.0.0.0
#
ip route-static 2.2.2.2 255.255.255.255 28.1.1.2
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