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路由器NAT映射

NAT-内部服务器映射到外部
工具/原料
1

笔记本

2

console线

方法/步骤
1

搭建实验环境,进行NAT映射测试,将内部服务器192.168.160.53映射为10.38.200.18,具体拓扑如下:

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R1:interface FastEthernet0/0 ip address 10.38.191.38 255.255.255.252 ip route 10.38.200.18 255.255.255.255 10.38.191.37  R2:interface FastEthernet0/0 ip address 10.38.191.37 255.255.255.252 ip nat outside interface FastEthernet1/0 ip address 192.168.164.65 255.255.255.252 ip nat inside ip route 0.0.0.0 0.0.0.0 FastEthernet0/0ip route 192.168.160.53 255.255.255.255 192.168.164.66 ip nat pool aaa 10.38.200.18 10.38.200.18 netmask 255.255.255.0ip nat inside source list 1 pool aaa access-list 1 permit 192.168.160.53 R3:interface FastEthernet0/0 ip address 192.168.164.66 255.255.255.252 ip route 0.0.0.0 0.0.0.0 192.168.164.65  做NAT时需要,ping或者访问流量激活后才有转换项:sh ip nat trans 在R2上:Debug ip nat查看具体NAT转换信息

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