HCIP BGP第一次实验

1、实验要求复盘区域划分

区域划分：

2、对实验中的IP和环回进行配置

 3、进行OSPF配置

 4、BGP建立邻居关系（由于此处开始错误较多，进行了勘定校验，故不放图片，以下均为代码段）

R1
[R1]BGP 1
[R1-bgp]router-id 1.1.1.1
[R1-bgp]peer 12.1.1.2 as-number 2

R2
[R2-ospf-1]bgp 2
[R2-bgp]router-id 2.2.2.2
[R2-bgp]peer 12.1.1.1 as-number 1

[R2]bgp 2
[R2-bgp]peer 3.3.3.3 as
[R2-bgp]peer 3.3.3.3 as-number 2

R3
[R3-bgp]bgp 3
[R3-bgp]router-id 3.3.3.3
[R3-bgp]peer 2.2.2.2 as-number 2

R2
[R2-bgp]peer 3.3.3.3 connect-interface l0

R3
[R3-bgp]peer 2.2.2.2 connect-interface l0
[R3-bgp]peer 4.4.4.4 as-number 2
[R3-bgp]peer 4.4.4.4 connect-interface l0

R4
[R4-bgp]bgp 4
[R4-bgp]router-id 4.4.4.4
[R4-bgp]peer 3.3.3.3 as-number 2
[R4-bgp]peer 3.3.3.3 connect-interface l0
[R4-bgp]peer 5.5.5.5 as-number 3
[R4-bgp]peer 5.5.5.5 connect-interface l0

[R4]ip route-static 5.5.5.5 24 45.1.1.2
[R4]ip route-static 5.5.5.5 54.1.1.2

R5
[R5-bgp]bgp 5
[R5-bgp]router-id 5.5.5.5
[R5-bgp]peer 4.4.4.4 as-number 2
[R5-bgp]peer 4.4.4.4 connect-interface l0

[R5]ip route-static 4.4.4.4 32 45.1.1.1
[R5]ip route-static 4.4.4.4 32 54.1.1.1

R4
[R4-bgp]peer 5.5.5.5 ebgp-max-hop 2

R5
[R5-bgp]peer 4.4.4.4 ebgp-max-hop 2

 5、进行最后的BGP宣告 

R1
[R1-bgp]network 1.1.1.1 32

R2
[R2-bgp]peer 3.3.3.3 next-hop-local
[R2-bgp]peer 4.4.4.4 as-number 2
[R2-bgp]peer 4.4.4.4 connect-interface l0
[R2-bgp]peer 4.4.4.4 next-hop-local

R4
[R4-bgp]peer 2.2.2.2 as-number 2
[R4-bgp]peer 2.2.2.2 connect-interface l0
[R4-bgp]peer 2.2.2.2 next-hop-local

R5
[R5-bgp]network 5.5.5.5 24

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