BGP小實驗（一）——小實驗練練手走起來

• 前言
• 一、需求
• 二、命令
• • 1、基礎配置走起來（端口+回環口IP，RIP及OSPF）
  • • R1
    • R2
    • R3
    • R4
    • R5
    • R6
    • R7
  • 2、BGP走起來
  • • R1
    • R2
    • R3
    • R4
    • R5
    • R6
    • R7
• 總結

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前言

小實驗練練手走起來

一、需求

需求老樣子，全網互通

二、命令

1、基礎配置走起來（端口+回環口IP，RIP及OSPF）

R1

[Huawei]int g0/0/0 [Huawei-GigabitEthernet0/0/0]ip add 16.0.0.1 24 [Huawei-GigabitEthernet0/0/0]int g0/0/1 [Huawei-GigabitEthernet0/0/1]ip add 12.0.0.1 24 [Huawei-GigabitEthernet0/0/1]int loop 0 [Huawei-LoopBack0]ip add 1.1.1.1 32 [Huawei-LoopBack0]q [Huawei]rip [Huawei-rip-1]v 2 [Huawei-rip-1]und sum [Huawei-rip-1]net 1.0.0.0 [Huawei-rip-1]net 16.0.0.0 [Huawei-rip-1]q [Huawei]ip route-s 2.2.2.2 32 12.0.0.2

R2

[Huawei]int g 0/0/1 [Huawei-GigabitEthernet0/0/1]ip add 12.0.0.2 24 [Huawei-GigabitEthernet0/0/1]int g 0/0/0 [Huawei-GigabitEthernet0/0/0]ip add 23.0.0.2 24 [Huawei-GigabitEthernet0/0/0]int loop 0 [Huawei-LoopBack0]ip add 2.2.2.2 32 [Huawei-LoopBack0]q [Huawei]ospf [Huawei-ospf-1]area 0 [Huawei-ospf-1-area-0.0.0.0]net 2.2.2.2 0.0.0.0 [Huawei-ospf-1-area-0.0.0.0]net 23.0.0.0 0.0.0.255 [Huawei-ospf-1-area-0.0.0.0]q [Huawei]ip route-s 1.1.1.1 32 12.0.0.1

R3

[Huawei]int g0/0/0 [Huawei-GigabitEthernet0/0/0]ip add 23.0.0.3 24 [Huawei-GigabitEthernet0/0/0]int g0/0/1 [Huawei-GigabitEthernet0/0/1]ip add 34.0.0.3 24 [Huawei-GigabitEthernet0/0/1]int loop0 [Huawei-LoopBack0]ip add 3.3.3.3 32 [Huawei-LoopBack0]q [Huawei]ospf [Huawei-ospf-1]area 0 [Huawei-ospf-1-area-0.0.0.0]net 3.3.3.3 0.0.0.0 [Huawei-ospf-1-area-0.0.0.0]net 23.0.0.0 0.0.0.255 [Huawei-ospf-1-area-0.0.0.0]net 34.0.0.0 0.0.0.255

R4

[Huawei]int g0/0/1 [Huawei-GigabitEthernet0/0/1]ip add 34.0.0.4 24 [Huawei-GigabitEthernet0/0/1]int g0/0/0 [Huawei-GigabitEthernet0/0/0]ip add 45.0.0.4 24 [Huawei-GigabitEthernet0/0/0]int loop0 [Huawei-LoopBack0]ip add 4.4.4.4 32 [Huawei-LoopBack0]q [Huawei]ospf [Huawei-ospf-1]area 0 [Huawei-ospf-1-area-0.0.0.0]net 34.0.0.0 0.0.0.255 [Huawei-ospf-1-area-0.0.0.0]net 4.4.4.4 0.0.0.0

R5

[Huawei]int g0/0/0 [Huawei-GigabitEthernet0/0/0]ip add 45.0.0.5 24 [Huawei-GigabitEthernet0/0/0]int g0/0/1 [Huawei-GigabitEthernet0/0/1]ip add 57.0.0.5 24 [Huawei-GigabitEthernet0/0/1]int loop0 [Huawei-LoopBack0]ip add 5.5.5.5 32 [Huawei-LoopBack0]q [Huawei]rip [Huawei-rip-1]v 2 [Huawei-rip-1]undo sum [Huawei-rip-1]net 5.0.0.0 [Huawei-rip-1]net 57.0.0.0 [Huawei-rip-1]q [Huawei]ip route-s 4.4.4.4 32 45.0.0.4

R6

[Huawei]int g 0/0/0 [Huawei-GigabitEthernet0/0/0]ip add 16.0.0.6 24 [Huawei-GigabitEthernet0/0/0]int loop 0 [Huawei-LoopBack0]ip add 6.6.6.6 32 [Huawei-LoopBack0]q [Huawei]rip [Huawei-rip-1]v 2 [Huawei-rip-1]undo sum [Huawei-rip-1]net 6.0.0.0 [Huawei-rip-1]net 16.0.0.0

R7

[Huawei]int g0/0/1 [Huawei-GigabitEthernet0/0/1]ip add 57.0.0.7 24 [Huawei-GigabitEthernet0/0/1]int loop0 [Huawei-LoopBack0]ip add 7.7.7.7 32 [Huawei-LoopBack0]q [Huawei]rip [Huawei-rip-1]v 2 [Huawei-rip-1]undo sum [Huawei-rip-1]net 7.0.0.0 [Huawei-rip-1]net 57.0.0.0

2、BGP走起來

R1

[Huawei]bgp 100 [Huawei-bgp]router-id 1.1.1.1 [Huawei-bgp]peer 2.2.2.2 as-number 200 [Huawei-bgp]peer 2.2.2.2 connect-interface LoopBack0 [Huawei-bgp]peer 2.2.2.2 ebgp-max-hop 2 [Huawei-bgp]peer 6.6.6.6 as-number 100 [Huawei-bgp]peer 6.6.6.6 connect-interface LoopBack0 [Huawei-bgp]peer 6.6.6.6 next-hop-local [Huawei-bgp]net 1.1.1.1 255.255.255.255 [Huawei-bgp]net 2.2.2.2 255.255.255.255 [Huawei-bgp]net 6.6.6.6 255.255.255.255

R2

[Huawei]bgp 200 [Huawei-bgp]router-id 2.2.2.2 [Huawei-bgp]peer 1.1.1.1 as-number 100 [Huawei-bgp]peer 1.1.1.1 connect-interface LoopBack0 [Huawei-bgp]peer 1.1.1.1 ebgp-max-hop 2 [Huawei-bgp]peer 3.3.3.3 as-number 200 [Huawei-bgp]peer 3.3.3.3 connect-interface LoopBack0 [Huawei-bgp]peer 4.4.4.4 as-number 200 [Huawei-bgp]peer 4.4.4.4 connect-interface LoopBack0 [Huawei-bgp]peer 3.3.3.3 next-hop-local [Huawei-bgp]peer 4.4.4.4 next-hop-local [Huawei-bgp]net 2.2.2.2 255.255.255.255 [Huawei-bgp]net 3.3.3.3 255.255.255.255 [Huawei-bgp]net 4.4.4.4 255.255.255.255 [Huawei-bgp]net 1.1.1.1 255.255.255.255

R3

[Huawei]bgp 200 [Huawei-bgp]router-id 3.3.3.3 [Huawei-bgp]peer 2.2.2.2 as-n 200 [Huawei-bgp]peer 2.2.2.2 connect-interface loop 0 [Huawei-bgp]peer 4.4.4.4 as-n 200 [Huawei-bgp]peer 4.4.4.4 connect-interface loop 0 [Huawei-bgp]peer 2.2.2.2 next-hop-local [Huawei-bgp]peer 4.4.4.4 next-hop-local [Huawei-bgp]net 2.2.2.2 255.255.255.255 [Huawei-bgp]net 3.3.3.3 255.255.255.255 [Huawei-bgp]net 4.4.4.4 255.255.255.255

R4

[Huawei]bgp 200 [Huawei-bgp]router-id 4.4.4.4 [Huawei-bgp]peer 2.2.2.2 as-number 200 [Huawei-bgp]peer 2.2.2.2 connect-interface LoopBack0 [Huawei-bgp]peer 3.3.3.3 as-number 200 [Huawei-bgp]peer 3.3.3.3 connect-interface LoopBack0 [Huawei-bgp]peer 5.5.5.5 as-number 300 [Huawei-bgp]peer 5.5.5.5 connect-interface LoopBack0 [Huawei-bgp]peer 5.5.5.5 ebgp-max-hop 2 [Huawei-bgp]peer 2.2.2.2 next-hop-local [Huawei-bgp]peer 3.3.3.3 next-hop-local [Huawei-bgp]net 2.2.2.2 255.255.255.255 [Huawei-bgp]net 3.3.3.3 255.255.255.255 [Huawei-bgp]net 5.5.5.5 255.255.255.255 [Huawei-bgp]net 4.4.4.4 255.255.255.255

R5

[Huawei]bgp 300 [Huawei-bgp]router-id 5.5.5.5 [Huawei-bgp]peer 4.4.4.4 as-number 200 [Huawei-bgp]peer 4.4.4.4 connect-interface LoopBack0 [Huawei-bgp]peer 4.4.4.4 ebgp-max-hop 2 [Huawei-bgp]peer 7.7.7.7 as-number 300 [Huawei-bgp]peer 7.7.7.7 connect-interface LoopBack0 [Huawei-bgp]peer 7.7.7.7 next-hop-local [Huawei-bgp]net 4.4.4.4 255.255.255.255 [Huawei-bgp]net 5.5.5.5 255.255.255.255 [Huawei-bgp]net 7.7.7.7 255.255.255.255

R6

[Huawei]bgp 100 [Huawei-bgp]router-id 6.6.6.6 [Huawei-bgp]peer 1.1.1.1 as-number 100 [Huawei-bgp]peer 1.1.1.1 next-hop-local [Huawei-bgp]peer 1.1.1.1 connect-interface LoopBack0 [Huawei-bgp]net 6.6.6.6 255.255.255.255 [Huawei-bgp]net 1.1.1.1 255.255.255.255

R7

[Huawei]bgp 300 [Huawei-bgp]router-id 7.7.7.7 [Huawei-bgp]peer 5.5.5.5 as-number 300 [Huawei-bgp]peer 5.5.5.5 connect-interface LoopBack0 [Huawei-bgp]peer 5.5.5.5 next-hop-local [Huawei-bgp]net 5.5.5.5 255.255.255.255 [Huawei-bgp]net 7.7.7.7 255.255.255.255

總結

小小實驗，做一做玩，防止忘記咯

總結

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