MPLS 实验

朵拉不会敲代码

已于 2022-02-14 11:55:19 修改

阅读量963

点赞数

文章标签： gnu p2p 蓝桥杯

于 2022-02-14 10:22:14 首次发布

本文链接：https://blog.youkuaiyun.com/qq_31088019/article/details/122911566

版权

该实验旨在配置和验证MPLS LDP、BGP以及IPv4 VPNs的连通性。配置包括IP地址分配、IGP（OSPF）路由、MPLS LSR ID和接口设置、BGP邻居建立以及静态和动态路由。通过R1和R5的静态路由，以及R2和R5、R6和R7的动态路由（RIP和OSPF），实现了不同区域间的VPNs互通。

摘要生成于 C知道，由 DeepSeek-R1 满血版支持，前往体验 >

实验目标：

实验内容：

配置IP
[r2]int l0
[r2-LoopBack0]ip add 2.2.2.2 32
[r2-LoopBack0]int g0/0/2
[r2-GigabitEthernet0/0/2]ip add 23.1.1.1 24

[r3]int l0
[r3-LoopBack0]ip add 192.168.1.1 24
[r3-LoopBack0]int g0/0/0
[r3-GigabitEthernet0/0/0]ip add 23.1.1.2 24
[r3-LoopBack0]int g0/0/1
[r3-GigabitEthernet0/0/1]ip add 34.1.1.1 24

[r4]int g0/0/0
[r4-GigabitEthernet0/0/0]ip add 34.1.1.2 24 
[r4-GigabitEthernet0/0/0]int l0
[r4-LoopBack0]ip add 4.4.4.4 32
[r4]int g0/0/2
[r4-GigabitEthernet0/0/2]ip add 47.1.1.1 24 

[r7]int g0/0/0
[r7-GigabitEthernet0/0/0]ip add 47.1.1.2 24

运行IGP
[r2]ospf 1 router-id 2.2.2.2
[r2-ospf-1]area 0
[r2-ospf-1-area-0.0.0.0]net 2.2.2.2 0.0.0.0
[r2-ospf-1-area-0.0.0.0]net 23.1.1.1 0.0.0.0

[r3]ospf 1 router-id 3.3.3.3
[r3-ospf-1]area 0
[r3-ospf-1-area-0.0.0.0]net 3.3.3.3 0.0.0.0
[r3-ospf-1-area-0.0.0.0]net 23.1.1.2 0.0.0.0

[r4]ospf 1 router-id 4.4.4.4
[r4-ospf-1]silent-interface  g0/0/2  
[r4-ospf-1]area 0
[r4-ospf-1-area-0.0.0.0]net 34.1.1.2 0.0.0.0
[r4-ospf-1-area-0.0.0.0]net 4.4.4.4 0.0.0.0
[r4-ospf-1-area-0.0.0.0]net 47.1.1.1 0.0.0.0

配置vpn

[r1]int l0
[r1-LoopBack0]ip add 192.168.1.1 24
[r1-LoopBack0]int g0/0/1
[r1-GigabitEthernet0/0/1]int g0/0/0
[r1-GigabitEthernet0/0/0]ip add 192.168.2.1 24

[r2]ip vpn-instance b1
[r2-vpn-instance-b1]route-distinguisher 1:1
[r2-vpn-instance-b1-af-ipv4]vpn-target 1:1
[r2]int g0/0/0
[r2-GigabitEthernet0/0/0]ip binding vpn-instance b1  [r2-GigabitEthernet0/0/0]ip add 192.168.2.2 24

[r4]ip vpn-instance b2
[r4-vpn-instance-b2]route-distinguisher 1:1
[r4-vpn-instance-b2-af-ipv4]vpn-target 1:1
[r4-vpn-instance-b2]int g0/0/1
[r4-GigabitEthernet0/0/1]ip binding vpn-instance b2
[r4-GigabitEthernet0/0/1]ip add 192.168.3.2 24

[r5]int l0
[r5-LoopBack0]ip add 192.168.4.1 24
[r5-LoopBack0]int g0/0/0
[r5-GigabitEthernet0/0/0]ip add 192.168.3.1 24

配置mpls和BGP

[r2]mpls lsr-id 2.2.2.2
[r2]mpls
[r2-mpls]mpls ldp
[r2-mpls-ldp]int g0/0/2
[r2-GigabitEthernet0/0/2]mpls
[r2-GigabitEthernet0/0/2]mpls ldp

[r3]mpls lsr-id 3.3.3.3
[r3]mpls
[r3-mpls]mpls ldp
[r3-mpls-ldp]int g0/0/0
[r3-GigabitEthernet0/0/0]mpls 
[r3-GigabitEthernet0/0/0]mpls ldp
[r3-GigabitEthernet0/0/0]int g0/0/1
[r3-GigabitEthernet0/0/1]mpls
[r3-GigabitEthernet0/0/1]mpls ldp

[r4]mpls lsr-id 4.4.4.4
[r4]mpls
[r4-mpls]mpls ldp
[r4-mpls-ldp]int g0/0/0
[r4-GigabitEthernet0/0/0]mpls 
[r4-GigabitEthernet0/0/0]mpls ldp

R2和R4进行BGP建邻
[r2]bgp 1
[r2-bgp]router-id 2.2.2.2
[r2-bgp]peer 4.4.4.4 as-number 1
[r2-bgp]PEER 4.4.4.4 connect-interface LoopBack 0
[r2-bgp]ipv4-family vpnv4
[r2-bgp-af-vpnv4]peer 4.4.4.4 enable 

[r4]bgp 1 
[r4-bgp]router-id 4.4.4.4
[r4-bgp]peer 2.2.2.2 as-number 1
[r4-bgp]peer 2.2.2.2 connect-interface LoopBack 0
[r4-bgp]ipv4-family vpnv4	
[r4-bgp-af-vpnv4]peer 2.2.2.2 enable

把R1和R5通过静态用mplsVPN打通

R1、R5写静态
[r1]ip route-static 192.168.3.0 24 192.168.2.2
[r1]ip route-static 192.168.4.0 24 192.168.2.2
[r5]ip route-static 192.168.1.0 24 192.168.3.2 
[r5]ip route-static 192.168.2.0 24 192.168.3.2

配置R2和R5
[r2]ip route-static vpn-instance b1 192.168.1.0 24 192.168.2.1 
[r2]bgp 1
[r2-bgp]ipv4-family vpn-instance b1
[r2-bgp-b1]import-route direct      
[r2-bgp-b1]import-route static 

R4配置
[r4]ip route-static vpn-instance b2 192.168.4.0 24 192.168.3.1
[r4]bgp 1
[r4-bgp]ipv4-family vpn-instance b2
[r4-bgp-b2]import-route direct 
[r4-bgp-b2]import-route static

R6和R7通过动态用mplsVPN打通

创建区域并绑定接口
[r2]ip vpn-instance a1
[r2-vpn-instance-a]ipv4-family
[r2-vpn-instance-a-af-ipv4]route-distinguisher 2:2
[r2-vpn-instance-a-af-ipv4]vpn-target 2:2
[r2-vpn-instance-a-af-ipv4]q
[r2-vpn-instance-a]int g0/0/2
[r2-GigabitEthernet0/0/2]ip binding vpn-instance a1
[r2-GigabitEthernet0/0/2]ip add 192.168.2.2 24

[r4]ip vpn-instance a2
[r4-vpn-instance-a]ipv4-family
[r4-vpn-instance-a-af-ipv4]route-distinguisher 2:2
[r4-vpn-instance-a-af-ipv4]vpn-target 2:2
[r4-vpn-instance-a-af-ipv4]q
[r4-vpn-instance-a]int g0/0/2
[r4-GigabitEthernet0/0/2]ip binding vpn-instance a2
[r4-GigabitEthernet0/0/2]ip add 192.168.3.2 24

[Huawei]sysname r6
[r6]int lo 0
[r6-LoopBack0]ip add 192.168.1.1 24
[r6-LoopBack0]int g0/0/2
[r6-GigabitEthernet0/0/2]ip add 192.168.2.1 24

[r7]int lo 0
[r7-LoopBack0]ip add 192.168.4.2 24
[r7-LoopBack0]int g0/0/2
[r7-GigabitEthernet0/0/2]ip add 192.168.3.2 24

[r6]rip 1
[r6-rip-1]version 2
[r6-rip-1]un summary
[r6-rip-1]network 192.168.1.0
[r6-rip-1]network 192.168.2.0

[r2]rip 1 vpn-instance a
[r2-rip-1]version 2
[r2-rip-1]un summary
[r2-rip-1]network 192.168.2.0

[r4]ospf 2 vpn-instance a
[r4-ospf-2]area 0
[r4-ospf-2-area-0.0.0.0]network 192.168.3.1 0.0.0.0

[r7]ospf 1 router-id 7.7.7.7
[r7-ospf-1]area 0
[r7-ospf-1-area-0.0.0.0]network 192.168.3.1 0.0.0.0
[r7-ospf-1-area-0.0.0.0]network 192.168.4.2 0.0.0.0

双向重发布
[r2]rip 1 vpn-instance a
[r2-rip-1]import-route bgp
[r2-rip-1]q
[r2]bgp 1
[r2-bgp]ipv4-family vpn-instance a
[r2-bgp-a]import-route rip 1

[r4]ospf 2 vpn-instance a
[r4-ospf-2]import-route bgp
[r4-ospf-2]q
[r4]bgp 1
[r4-bgp]ipv4-family vpn-instance a
[r4-bgp-a]import-route ospf 2