[网络协议] mgre环境下的ospf实验

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[网络协议]mgre环境下的ospf实验

?配置IP地址及缺省

[R1]int g0/0/0
[R1-GigabitEthernet0/0/0]ip add 16.0.0.1 24
[R1]int g 0/0/1
[R1-GigabitEthernet0/0/1]ip add 61.0.0.1 24
[R1]int lo1
[R1-LoopBack1]ip add 192.168.1.1 24
[R1]ip route-static 0.0.0.0 0 61.0.0.2

[R2]int g 0/0/0
[R2-GigabitEthernet0/0/0]ip add 26.0.0.1 24
[R2]int lo1
[R2-LoopBack1]ip add 192.168.2.1 24
[R2]ip route-static 0.0.0.0 0 26.0.0.2

[R3]int g 0/0/0
[R3-GigabitEthernet0/0/0]ip add 36.0.0.1 24
[R3]int lo1
[R3-LoopBack1]ip add 192.168.3.1 24
[R3]ip route-static 0.0.0.0 0 36.0.0.2

[R4]int g 0/0/0
[R4-GigabitEthernet0/0/0]ip add 46.0.0.1 24
[R4]int lo1
[R4-LoopBack1]ip add 192.168.4.1 24
[R4]ip route-static 0.0.0.0 0 46.0.0.2

[R5]int g0/0/0
[R5-GigabitEthernet0/0/0]ip add 56.0.0.1 24
[R5]int lo1
[R5-LoopBack1]ip add 192.168.5.1 24
[R5]ip route-static 0.0.0.0 0 56.0.0.2

[ISP]int g 0/0/0
[ISP-GigabitEthernet0/0/0]ip add 16.0.0.2 24
[ISP]int g0/0/1
[ISP-GigabitEthernet0/0/1]ip add 61.0.0.2 24
[ISP]int g 0/0/2
[ISP-GigabitEthernet0/0/2]ip add 56.0.0.2 24
[ISP]int g 4/0/0
[ISP-GigabitEthernet4/0/0]ip add 46.0.0.2 24
[ISP]int g 4/0/1
[ISP-GigabitEthernet4/0/1]ip add 36.0.0.2 24
[ISP]int g 4/0/2
[ISP-GigabitEthernet4/0/2]ip add 26.0.0.2 24

R1,R4,R5为全连的MGRE结构

[R1]int t 0/0/0
[R1-Tunnel0/0/0]ip add 192.168.6.1 24
[R1-Tunnel0/0/0]tunnel-protocol gre p2mp 
[R1-Tunnel0/0/0]source 61.0.0.1
[R1-Tunnel0/0/0]nhrp network-id 100
[R1-Tunnel0/0/0]nhrp entry multicast dynamic 
[R1-Tunnel0/0/0]nhrp entry 192.168.6.2 46.0.0.1 register 
[R1-Tunnel0/0/0]nhrp entry 192.168.6.3 56.0.0.1 register


[R4]int t 0/0/0
[R4-Tunnel0/0/0]ip add 192.168.6.2 24
[R4-Tunnel0/0/0]tunnel-protocol gre p2mp 
[R4-Tunnel0/0/0]source 46.0.0.1
[R4-Tunnel0/0/0]nhrp network-id 100
[R4-Tunnel0/0/0]nhrp entry multicast dynamic 
[R4-Tunnel0/0/0]nhrp entry 192.168.5.1 61.0.0.1 register
[R4-Tunnel0/0/0]nhrp entry 192.168.6.3 56.0.0.1 register

[R5]int t 0/0/0
[R5-Tunnel0/0/0]ip add 192.168.6.3 24
[R5-Tunnel0/0/0]tunnel-protocol gre p2mp 
[R5-Tunnel0/0/0]source 56.0.0.1
[R5-Tunnel0/0/0]nhrp network-id 100
[R5-Tunnel0/0/0]nhrp entry multicast dynamic 
[R5-Tunnel0/0/0]nhrp entry 192.168.5.1 61.0.0.1 register
[R5-Tunnel0/0/0]nhrp entry 192.168.6.2 46.0.0.1 register

在R1,R4,R5分别查看

?R1,R2,R3为星型拓扑结构，R1为中心站点

[R1]int t 0/0/1
[R1-Tunnel0/0/1]ip add 192.168.7.1 24
[R1-Tunnel0/0/1]tunnel-protocol gre p2mp 
[R1-Tunnel0/0/1]source 16.0.0.1
[R1-Tunnel0/0/1]nhrp network-id 110
[R1-Tunnel0/0/1]nhrp entry multicast dynamic

[R2]int t 0/0/0
[R2-Tunnel0/0/0]ip add 192.168.7.2 24
[R2-Tunnel0/0/0]tunnel-protocol gre p2mp 
[R2-Tunnel0/0/0]source GigabitEthernet 0/0/0
[R2-Tunnel0/0/0]nhrp network-id 110
[R2-Tunnel0/0/0]nhrp entry 192.168.7.1 16.0.0.1 register

[R3]int t 0/0/0
[R3-Tunnel0/0/0]ip add 192.168.7.3 24
[R3-Tunnel0/0/0]tunnel-protocol gre p2mp 
[R3-Tunnel0/0/0]source GigabitEthernet 0/0/0
[R3-Tunnel0/0/0]nhrp network-id 110
[R3-Tunnel0/0/0]nhrp entry 192.168.7.1 16.0.0.1 register

在R1查看

?使用OSPF让私有网段可以互相通讯

[R1]ospf 1 router-id 1.1.1.1
[R1-ospf-1]a 0
[R1-ospf-1-area-0.0.0.0]network 192.168.1.0 0.0.0.255
[R1-ospf-1-area-0.0.0.0]network 192.168.6.0 0.0.0.255
[R1-ospf-1-area-0.0.0.0]network 192.168.7.0 0.0.0.255

[R2]ospf 1 router-id 2.2.2.2
[R2-ospf-1]a 0
[R2-ospf-1-area-0.0.0.0]network 192.168.2.0 0.0.0.255
[R2-ospf-1-area-0.0.0.0]network 192.168.7.0 0.0.0.255

[R3]ospf 1 router-id 3.3.3.3
[R3-ospf-1]a 0
[R3-ospf-1-area-0.0.0.0]network 192.168.3.0 0.0.0.255
[R3-ospf-1-area-0.0.0.0]network 192.168.7.0 0.0.0.255

[R4]ospf 1 router-id 4.4.4.4
[R4-ospf-1]a 0
[R4-ospf-1-area-0.0.0.0]network 192.168.4.0 0.0.0.255
[R4-ospf-1-area-0.0.0.0]network 192.168.6.0 0.0.0.255

[R5]ospf 1 router-id 5.5.5.5
[R5-ospf-1]a 0
[R5-ospf-1-area-0.0.0.0]network 192.168.6.0 0.0.0.255
[R5-ospf-1-area-0.0.0.0]network 192.168.5.0 0.0.0.255