GRE协议实验（Gre协议）

GRE协议实验（Gre协议）

本次实验实验GNS3进行

实验目的：了解并配置GRE协议

实验拓扑图：

IOU1的配置

Configure terminal

Interface ethernet 0/0

Duplex full

Ip address 10.0.10.1 255.255.255.0

No shutdown

Exit

Interface ethernet 0/1

Duplex full

Ip address 10.0.20.1 255.255.255.0

No shutdown

Exit

IOU2的配置

Configure terminal

Interface ethernet 0/0

Duplex full

Ip address 10.0.10.2 255.255.255.0

No shutdown

Exit

Interface ethernet 0/1

Duplex full

Ip address 192.168.4.254 255.255.255.0

No shutdown

Exit

Ip route 0.0.0.0 0.0.0.0 10.0.10.1

Interface tunnel 0

Tunnel source ethernet 0/0

Tunnel destination 10.0.20.2

Tunnel mode gre ip

Ip address 192.168.1.1 255.255.255.0

No shutdown

Tunnel key 123

Exit

Router ospf 1

Network 192.168.4.0 0.0.0.255 area 0

Network 192.168.1.0 0.0.0.255 area 0

Exit

IOU3的配置

Configure terminal

Interface ethernet 0/0

Duplex full

Ip address 10.0.20.2 255.255.255.0

No shutdown

Exit

Interface ethernet 0/1

Duplex full

Ip address 192.168.5.254 255.255.255.0

No shutdown

Exit

Ip route 0.0.0.0 0.0.0.0 10.0.20.1

Interface tunnel 0

Tunnel source ethernet 0/0

Tunnel destination 10.0.10.2

Tunnel mode gre ip

Ip address 192.168.1.2 255.255.255.0

No shutdown

Tunnel key 123

Exit

Router ospf 1

Network 192.168.5.0 0.0.0.255 area 0

Network 192.168.1.0 0.0.0.255 area 0

Exit

Show ip interface brief (查看接口地址)

IOU4的配置

Configure terminal

Interface ethernet 0/0

Duplex full

Ip address 192.168.4.1 255.255.255.0

No shutdown

Exit

Ip route 0.0.0.0 0.0.0.0 192.168.4.254

IOU5的配置

Configure terminal

Interface ethernet 0/0

Duplex full

Ip address 192.168.5.1 255.255.255.0

No shutdown

Exit

Ip route 0.0.0.0 0.0.0.0 192.168.5.254

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