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HCIP--BGP小综合实验

2022-08-05 12:48:00 【boy-s6】

题目要求：

IP地址规划：

将所有骨干链路划分进入子网172.16.0.0/24,且子网掩码为30位
将所有用于建立邻居的IP写在环回地址0上，子网划分在172.16.1.0/24网段，且子网掩码位32位
将所有用于表示客户端的IP写在环回地址1上，子网划分在172.16.2.1~172.16.7.1/24网段。且子网掩码位24位

AR1/AR7路由器ip配置：

<Huawei>system-view
[Huawei]sysname r1
[r1]int g0/0/1
[r1-GigabitEthernet0/0/1]ip add 12.1.1.1 24
[r1-LoopBack1]ip add 1.1.1.1 24

<Huawei>system-view
[Huawei]sysname r8
[r8]int g0/0/1
[r8-GigabitEthernet0/0/1]ip add 78.1.1.2 24
[r8]int l1
[r8-LoopBack1]ip add 8.8.8.8 24

骨干链路配置：

<Huawei>system-view
[Huawei]sysname r2
[r2]int g0/0/0
[r2-GigabitEthernet0/0/0]ip add 12.1.1.2 24
[r2-GigabitEthernet0/0/0]int g0/0/1
[r2-GigabitEthernet0/0/1]ip add 172.16.0.1 30
[r2-GigabitEthernet0/0/1]int g0/0/2
[r2-GigabitEthernet0/0/2]ip add 172.16.0.9 30

<Huawei>system-view
[Huawei]sysname r3
[r3]int g0/0/0
[r3-GigabitEthernet0/0/0]ip add 172.16.0.2 30
[r3-GigabitEthernet0/0/0]int g0/0/1
[r3-GigabitEthernet0/0/1]ip add 172.16.0.5 30

<Huawei>system-view
[Huawei]sysname r4
[r4]int g0/0/0
[r4-GigabitEthernet0/0/0]ip add 172.16.0.6 30
[r4-GigabitEthernet0/0/0]
[r4-GigabitEthernet0/0/0]int g 0/0/2
[r4-GigabitEthernet0/0/2]ip add 172.16.0.21 30

<Huawei>system-view
[Huawei]sysname r5
[r5]int g0/0/0
[r5-GigabitEthernet0/0/0]ip add 172.16.0.13 30
[r5-GigabitEthernet0/0/0]int g0/0/02
[r5-GigabitEthernet0/0/2]ip add 172.16.0.10 30

<Huawei>system-view
[Huawei]sysname r6
[r6]int g 0/0/0
[r6-GigabitEthernet0/0/0]int g0/0/1
[r6-GigabitEthernet0/0/1]ip add 172.16.0.14 30
[r6-GigabitEthernet0/0/1]int g0/0/0
[r6-GigabitEthernet0/0/0]ip add 172.16.0.17 30

<Huawei>system-view
[Huawei]sysname r7
[r7]int g0/0/1
[r7-GigabitEthernet0/0/1]ip add 172.16.0.18 30
[r7-GigabitEthernet0/0/1]int g0/0/2
[r7-GigabitEthernet0/0/2]ip add 172.16.0.22 30
[r7-GigabitEthernet0/0/2]int g0/0/0
[r7-GigabitEthernet0/0/0]ip add 78.1.1.1 24

AR2~AR7环回地址配置

[r2]int l0
[r2-LoopBack0]ip add 172.16.1.2 32
[r2-LoopBack0]int l1
[r2-LoopBack1]ip add 172.16.2.1 24

[r3]int l0
[r3-LoopBack0]ip add 172.16.1.3 32
[r3-LoopBack0]int l1
[r3-LoopBack1]ip add 172.16.3.1 24

[r4]int l0
[r4-LoopBack0]ip add 172.16.1.4 32
[r4-LoopBack0]int l1
[r4-LoopBack1]ip add 172.16.4.1 24

[r5]int l0
[r5-LoopBack0]ip add 172.16.1.5 32
[r5-LoopBack0]int l1
[r5-LoopBack1]ip add 172.16.5.1 24

[r6]int l0
[r6-LoopBack0]ip add 172.16.1.6 32
[r6-LoopBack0]int l1
[r6-LoopBack1]ip add 172.16.6.1 24

[r7]int l0
[r7-LoopBack0]ip add 172.16.1.7 32
[r7-LoopBack0]int l1
[r7-LoopBack1]ip add 172.16.7.1 24

搭建AS2内的IGP（使用ospf宣告），注意将代表客户机的环回接口改为broadcost模式

[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
[r2-ospf-1-area-0.0.0.0]q
[r2-ospf-1]q
[r2]int l1
[r2-LoopBack1]ospf network-type broadcast

[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
[r3-ospf-1-area-0.0.0.0]q
[r3-ospf-1]q
[r3]int l1
[r3-LoopBack1]ospf network-type broadcast

[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
[r4-ospf-1-area-0.0.0.0]q
[r4-ospf-1]q
[r4]int l1
[r4-LoopBack1]ospf network-type broadcast

[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
[r5-ospf-1-area-0.0.0.0]q
[r5-ospf-1]q
[r5]int l1
[r5-LoopBack1]ospf network-type broadcast

[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
[r6-ospf-1-area-0.0.0.0]q
[r6-ospf-1]q
[r6]int l1
[r6-LoopBack1]ospf network-type broadcast

[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
[r7-ospf-1-area-0.0.0.0]q
[r7-ospf-1]q
[r7]int l1
[r7-LoopBack1]ospf network-type broadcast

查看OSPF建邻情况

搭建BGP环境

[r1]bgp 1
[r1-bgp]router-id 1.1.1.1
[r1-bgp]peer 12.1.1.2 as-number 2

[r2]bgp 64532
[r2-bgp]router-id 2.2.2.2
[r2-bgp]confederation id 2
[r2-bgp]confederation peer-as 64531
[r2-bgp]peer 172.16.1.3 as-number 64532
[r2-bgp]peer 172.16.1.3 connect-interface LoopBack 0
[r2-bgp]peer 172.16.1.3 next-hop-local
[r2-bgp]peer 172.16.1.5 as-number 64531
[r2-bgp]peer 172.16.1.5 connect-interface LoopBack 0
[r2-bgp]peer 172.16.1.5 ebgp-max-hop 2
[r2-bgp]peer 12.1.1.1 as-number 1

[r3]bgp 64532
[r3-bgp]router-id 3.3.3.3
[r3-bgp]confederation id 2
[r3-bgp]peer 172.16.1.2 as-number 64532
[r3-bgp]peer 172.16.1.2 connect-interface LoopBack 0
[r3-bgp]peer 172.16.1.4 as-number 64532
[r3-bgp]peer 172.16.1.4 connect-interface LoopBack 0

[r4]bgp 64532
[r4-bgp]con
[r4-bgp]confederation is
[r4-bgp]confederation id 2
[r4-bgp]con
[r4-bgp]confederation pe
[r4-bgp]confederation peer-as 64531
[r4-bgp]peer
[r4-bgp]peer 172.16.1.3 as
[r4-bgp]peer 172.16.1.3 as-number 64532
[r4-bgp]peer 172.16.1.3 next
[r4-bgp]peer 172.16.1.3 next-hop-local
[r4-bgp]peer 172.16.1.7 as
[r4-bgp]peer 172.16.1.7 as-number 64531
[r4-bgp]peer 172.16.1.7 next
[r4-bgp]peer 172.16.1.7 next-hop-local
[r4-bgp]peer 172.16.1.7 gb
[r4-bgp]peer 172.16.1.7 ebg
[r4-bgp]peer 172.16.1.7 ebgp-max-hop
[r4-bgp]un
[r4-bgp]undo peer 172.16.1.7 ebgp-max-hop
[r4-bgp]peer 172.16.1.7 ebgp-max-hop 2
[r4-bgp][r4]bgp 64532
[r4-bgp]con
[r4-bgp]confederation is
[r4-bgp]confederation id 2
[r4-bgp]con
[r4-bgp]confederation pe
[r4-bgp]confederation peer-as 64531
[r4-bgp]peer 172.16.1.3 as-number 64532
[r4-bgp]peer 172.16.1.3 connect-interface LoopBack 0
[r4-bgp]peer 172.16.1.7 as-number 64531
[r4-bgp]peer 172.16.1.7 connect-interface LoopBack 0
[r4-bgp]peer 172.16.1.7 ebgp-max-hop 2

[r5]bgp 64531
[r5-bgp]router-id 5.5.5.5
[r5-bgp]confederation id 2
[r5-bgp]confederation peer-as 64532
[r5-bgp]peer 172.16.1.2 as-number 64532
[r5-bgp]peer 172.16.1.2 connect-interface LoopBack 0
[r5-bgp]peer 172.16.1.2 ebgp-max-hop 2
[r5-bgp]peer 172.16.1.6 as-number 64531
[r5-bgp]peer 172.16.1.6 connect-interface LoopBack 0

[r6]bgp 64531
[r6-bgp]router-id 6.6.6.6
[r6-bgp]confederation id 2
[r6-bgp]peer 172.16.1.5 as-number 64531
[r6-bgp]peer 172.16.1.5 connect-interface LoopBack 0
[r6-bgp]peer 172.16.1.7 as-number 64531
[r6-bgp]peer 172.16.1.7 connect-interface LoopBack 0

[r7]bgp 64531
[r7-bgp]router-id 7.7.7.7
[r7-bgp]confederation id 2
[r7-bgp]confederation peer-as 64532
[r7-bgp]peer 172.16.1.4 as-number 64532
[r7-bgp]peer 172.16.1.4 connect-interface LoopBack 0
[r7-bgp]peer 172.16.1.4 ebgp-max-hop 2
[r7-bgp]peer 172.16.1.6 as-number 64531
[r7-bgp]peer 172.16.1.6 connect-interface LoopBack 0
[r7-bgp]peer 172.16.1.6 next-hop-local
[r7-bgp]peer 78.1.1.2 as-number 3

[r8]bgp 3
[r8-bgp]router-id 8.8.8.8
[r8-bgp]peer 78.1.1.1 as-number 2

将AR3作为反射器（RR），AR4作为客户端
[r3-bgp]peer 172.16.1.4 reflect-client

将AR6作为反射器（RR），AR7作为客户端
[r6-bgp]peer 172.16.1.7 reflect-client

宣告AR1/AR8客户端

[r1-bgp]network 1.1.1.0 24

[r8-bgp]network 8.8.8.0 24

查看AR1/AR8 BGP 路由表