OSPF及MGRE综合实验

实验要求及拓扑

实验内容及步骤

1、各路由器IP地址和环回接口的配置
AR1

[r1]int g0/0/0
[r1-GigabitEthernet0/0/0]ip a 16.0.1.1 24
[r1-GigabitEthernet0/0/0]int g0/0/1
[r1-GigabitEthernet0/0/1]ip a 16.0.0.1 2
[r1-GigabitEthernet0/0/1]int lo0
[r1-LoopBack0]ip a 192.168.1.1 24

AR2

[r2]int g0/0/0
[r2-GigabitEthernet0/0/0]ip a 26.0.0.1 24
[r2-GigabitEthernet0/0/0]int lo0
[r2-LoopBack0]ip a 192.168.2.1 24

AR3

[r3]int g0/0/0
[r3-GigabitEthernet0/0/0]ip a 36.0.0.1 24
[r3-GigabitEthernet0/0/0]int lo0
[r3-LoopBack0]ip a 192.168.3.1 24

AR4

[r4]int g0/0/0
[r4-GigabitEthernet0/0/0]ip a 46.0.0.1 24
[r4-GigabitEthernet0/0/0]int lo0
[r4-LoopBack0]ip a 192.168.4.1 24

AR5

[r5]int g0/0/0
[r5-GigabitEthernet0/0/0]ip a 56.0.0.1 24
[r5-GigabitEthernet0/0/0]int lo0
[r5-LoopBack0]ip a 192.168.5.1 24

AR6

[isp]int g0/0/0
[isp-GigabitEthernet0/0/0]ip a 16.0.1.2 24
[isp-GigabitEthernet0/0/0]int g0/0/1
[isp-GigabitEthernet0/0/1]ip a 16.0.0.2 24
[isp-GigabitEthernet0/0/1]int g2/0/0
[isp-GigabitEthernet2/0/0]ip a 26.0.0.2 24
[isp-GigabitEthernet2/0/0]int g3/0/0
[isp-GigabitEthernet3/0/0]ip a 36.0.0.2 24
[isp-GigabitEthernet3/0/0]int g4/0/0
[isp-GigabitEthernet4/0/0]ip a 46.0.0.2 24
[isp-GigabitEthernet4/0/0]int g0/0/2
[isp-GigabitEthernet0/0/2]ip a 56.0.0.2 24

2、对AR1-AR5做缺省路由的配置
AR1

[r1]ip route-static 0.0.0.0 0 16.0.1.2
[r1]ip route-static 0.0.0.0 0 16.0.0.2

AR2
[r2]ip route-static 0.0.0.0 0 26.0.0.2

AR3

[r3]ip route-static 0.0.0.0 0 36.0.0.2

AR4

[r4]ip route-static 0.0.0.0 0 46.0.0.2

AR5

[r5]ip route-static 0.0.0.0 0 56.0.0.2

3、对配置好的IP地址进行检验，干路的IP地址应该都可以ping通
AR1

[r1]ping 26.0.0.2

[r1]ping 36.0.0.2

[r1]ping 46.0.0.2

[r1]ping 56.0.0.2

4、对R1、R4、R5配置为全连的MGRE结构
AR1

[r1]int t0/0/0
[r1-Tunnel0/0/0]ip a 192.168.8.1 24
[r1-Tunnel0/0/0]tunnel-protocol gre p2mp
[r1-Tunnel0/0/0]source 16.0.0.1
[r1-Tunnel0/0/0]nhrp network-id 100
[r1-Tunnel0/0/0]nhrp entry 196.162.8.2 46.0.0.1 register
[r1-Tunnel0/0/0]nhrp entry 192.168.8.3 56.0.0.1 register
[r1-Tunnel0/0/0]nhrp entry multicast dynamic

AR4

[r4]int t 0/0/0
[r4-Tunnel0/0/0]ip a 192.168.8.2 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 192.168.8.1 16.0.0.1 register
[r4-Tunnel0/0/0]nhrp entry 192.168.8.3 56.0.0.1 register
[r4-Tunnel0/0/0]nhrp entry multicast dynamic

AR5

[r5] int t0/0/0
[r5-Tunnel0/0/0]ip a 192.168.8.3 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 192.168.8.1 16.0.0.1 register
[r5-Tunnel0/0/0]nhrp entry 192.168.8.2 46.0.0.1 register
[r5-Tunnel0/0/0]nhrp entry multicast dynamic

5、对R1、R2、R3配置为星型的拓扑结构，R1为中心站点
AR1

[r1]int t0/0/1
[r1-Tunnel0/0/1]ip a 192.168.9.1 24
[r1-Tunnel0/0/1]tunnel-protocol gre p2mp
[r1-Tunnel0/0/1]source 16.0.1.1
[r1-Tunnel0/0/1]nhrp network-id 110
[r1-Tunnel0/0/1]nhrp entry multicast dynamic

AR2

[r2]int t0/0/1
[r2-Tunnel0/0/1]ip a 192.168.9.2 24
[r2-Tunnel0/0/1]tunnel-protocol gre p2mp
[r2-Tunnel0/0/1]source GigabitEthernet 0/0/0
[r2-Tunnel0/0/1]nhrp network-id 110
[r2-Tunnel0/0/1]nhrp entry 192.168.9.1 16.0.1.1 register

AR3

[r3]int t0/0/1
[r3-Tunnel0/0/1]ip a 192.168.9.3 24
[r3-Tunnel0/0/1]tunnel-protocol gre p2mp
[r3-Tunnel0/0/1]source GigabitEthernet 0/0/0
[r3-Tunnel0/0/1]nhrp network-id 110
[r2-Tunnel0/0/1]nhrp entry 192.168.9.1 16.0.1.1 register

6、配置OSPF
AR1
[r1]ospf 1 router-id 1.1.1.1
[r1-ospf-1]area 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 192.168.8.0 0.0.0.255
[r1-ospf-1-area-0.0.0.0]network 192.168.9.0 0.0.0.255

AR2
[r2]ospf 1 router-id 2.2.2.2
[r2-ospf-1]area 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 192.168.9.0 0.0.0.255

AR3
[r3]ospf 1 router-id 3.3.3.3
[r3-ospf-1]area 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 192.168.9.0 0.0.0.255

AR4
[r4]ospf 1 router-id 4.4.4.4
[r4-ospf-1]area 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 192.168.8.0 0.0.0.255

AR5
[r5]ospf 1 router-id 5.5.5.5
[r5-ospf-1]area 0
[r5-ospf-1-area-0.0.0.0]network 192.168.5.0 0.0.0.255
[r5-ospf-1-area-0.0.0.0]network 192.168.8.0 0.0.0.255

7、将R1、R4、R5的接口类型改为Broadcast类型
AR1

[r1]int t0/0/0
[r1-Tunnel0/0/0]ospf network-type broadcast

AR4

[r4]int t0/0/0
[r4-Tunnel0/0/0]ospf network-type broadcast

AR5

[r4]int t0/0/0
[r4-Tunnel0/0/0]ospf network-type broadcast

8、更改R1、R2、R3的接口类型
AR1

[r1]int t 0/0/1
[r1-Tunnel0/0/1]ospf network-type p2mp

AR2

[r2]int t0/0/1
[r2-Tunnel0/0/1]ospf network-type p2mp

AR3

[r3]int t 0/0/1
[r3-Tunnel0/0/1]ospf network-type p2mp

实验结果及验证
OSPF路由表
AR1

AR2

AR3

AR4

AR5

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