[Router] acl number 2000 //配置允許進(jìn)行NAT轉(zhuǎn)換的內(nèi)網(wǎng)地址段
[Router-acl-basic-2000] rule 5 permit source 192.168.88.0 0.0.0.255
[Router-acl-basic-2000] quit

[Router] nat alg dns enable //使能DNS協(xié)議的NAT ALG功能
[Router] quit

[Router]nat dns-map www.testnat.com 106.3.45.2 80 tcp //配置DNS的DNS Mapping
[Router] quit

[Router] interface GigabitEthernet 0/0/2
[Router-GigabitEthernet 0/0/2]undo portswhich
[Router-GigabitEthernet 0/0/2] ip address 192.168.88.1 255.255.255.0
[Router] quit

[Router] interface GigabitEthernet 0/0/3
[Router-GigabitEthernet 0/0/3] ip address 106.3.45.2 255.255.255.0
[Router-GigabitEthernet 0/0/3]nat server protocol tcp global 106.3.45.2 www inside 192.168.88.100 8080 //配置NAT Server
[Router-GigabitEthernet 0/0/3]nat outbound 2000
#
[Router]ip route-static 0.0.0.0 0.0.0.0 106.3.45.1 //配置缺省路由，指定下一跳地址為106.3.45.1    ，香港服務(wù)器租用，國(guó)內(nèi)服務(wù)器租用 服務(wù)器托管