动态地址转换.doc

动态地址转换实验步骤第1步：基本配置R1(config)#int f0/0R1(config-if)#ip add 192.168.1.254 255.255.255.0R1(config-if)#no shutR1(config-if)#int s1/0R1(config-if)#ip add 200.20.20.1 255.255.255.0R1(config-if)#clock rate 64000R1(config-if)#no shutR2(config)#int s1/0R2(config-if)#ip add 200.20.20.2 255.255.255.0R2(config-if)#no shutR2(config)#int loop 0R2(config-if)#ip add 2.2.2.2 255.255.255.0第2步：配置路由协议R1(config)#route rip R1(config-router)#version 2R1(config-router)#no auto-summary R1(config-router)#net 200.20.20.0R1(config-router)#exitR2(config)#router rip R2(config-router)#ver 2R2(config-router)#no auR2(config-router)#net 200.20.20.0R2(config-router)#net 2.0.0.0R2(config-router)#exit第3步：配置动态内部源地址转换R1(config)#ip nat pool jinghua 200.20.20.100 200.20.20.200 network 255.255.255.0R1(config)#ip nat inside source list 1 pool jinghuaR1(config)#access-list 1 permit 192.168.1.0 0.0.0.255R1(config)#int f0/0R1(config-if)#ip nat insideR1(config-if)#int s1/0R1(config-if)#ip nat outside R1(config-if)#exit验证测试：在PC1、PC2上分别PING 2.2.2.2在R1上显示转换表：R1#sh ip nat translations Pro Inside global Inside local Outside local Outside global- 200.20.20.100 192.168.1.1 - - 200.20.20.101 192.168.1.2 - -六、注意事项1. 在配置的时候不要把inside和outside应用接口弄错2. 要加上能能使数据包外发的路由协议。七、参考配置R1#sh runBuilding configuration.Current configuration : 834 bytes!version 12.4no service password-encryption!hostname R1!ip ssh version 1!interface FastEthernet0/0 ip address 192.168.1.254 255.255.255.0 ip nat inside duplex auto speed auto!interface FastEthernet0/1 no ip address duplex auto speed auto shutdown!interface Serial1/0 ip address 200.20.20.1 255.255.255.0 ip nat outside clock rate 64000!interface Serial1/1 no ip address shutdown!interface Serial1/2 no ip address shutdown!interface Serial1/3 no ip address shutdown!interface Vlan1 no ip address shutdown!router rip version 2 network 200.20.20.0 no auto-summary!ip nat pool jinghua 200.20.20.100 200.20.20.200 netmask 255.255.255.0ip nat inside source list 1 pool jinghuaip classless!access-list 1 permit 192.168.1.0 0.0.0.255!line con 0line vty 0 4 login!EndR2#sh runBuilding configuration.Current configuration : 689 bytes!version 12.4no service password-encryption!hostname R2!ip ssh version 1!interface Loopback0 ip address 2.2.2.2 255.255.255.0!interface FastEthernet0/0 no ip address duplex auto speed auto shutdown!interface FastEthernet0/1 no ip address duplex auto speed auto shutdown!interface Serial1/0 ip address 200.20.20.2 255.255.255.0!interface Serial1/1 no ip address shutdown!interface Serial1/2 no ip address shutdown!interface Serial1/3 no ip address shutdown!interface Vlan1 no ip