NAT回流典型组网配置案例2（有固定公网IP地址）

<H3C>sys

[H3C]sysname SW1

[SW1]vlan 200

[SW1-vlan200]quit

[SW1]int vlan 200

[SW1-Vlan-interface200]ip address 192.168.200.254 24

[SW1-Vlan-interface200]quit

[SW1]int gi 1/0/1

[SW1-GigabitEthernet1/0/1]port link-type access

[SW1-GigabitEthernet1/0/1]port access vlan 200

[SW1-GigabitEthernet1/0/1]quit

[SW1]int gi 1/0/2

[SW1-GigabitEthernet1/0/2]port link-mode route

[SW1-GigabitEthernet1/0/2]description <connect to R1>

[SW1-GigabitEthernet1/0/2]ip address 10.0.0.1 30

[SW1-GigabitEthernet1/0/2]quit

[SW1]ip route-static 0.0.0.0 0.0.0.0 10.0.0.2

[SW1]ip http enable

[SW1]ip https enable

[SW1]local-user admin

New local user added.

[SW1-luser-manage-admin]password simple admin

[SW1-luser-manage-admin]service-type http https

[SW1-luser-manage-admin]authorization-attribute user-role network-admin

[SW1-luser-manage-admin]quit

[SW1]

R1：

<H3C>sys

[H3C]sysname R1

[R1]int gi 0/0

[R1-GigabitEthernet0/0]description <connect to SW1>

[R1-GigabitEthernet0/0]ip address 10.0.0.2 30

[R1-GigabitEthernet0/0]quit

[R1]ip route-static 192.168.200.0 255.255.255.0 10.0.0.1

[R1]ip route-static 0.0.0.0 0.0.0.0 202.1.100.1

NAT配置：

[R1]acl basic 2000

[R1-acl-ipv4-basic-2000]rule 0 permit source any

[R1-acl-ipv4-basic-2000]quit

[R1]nat address-group 1

[R1-address-group-1]address 202.1.100.3 202.1.100.3

[R1-address-group-1]quit

[R1]int gi 0/1

[R1-GigabitEthernet0/1]description <connect to WAN>

[R1-GigabitEthernet0/1]ip address 202.1.100.2 28

[R1-GigabitEthernet0/1]nat outbound 2000 address-group 1

[R1-GigabitEthernet0/1]nat server protocol tcp global 202.1.100.4 80 inside 10.0.0.1 80

[R1-GigabitEthernet0/1]nat server protocol tcp global 202.1.100.4 443 inside 10.0.0.1 443

[R1-GigabitEthernet0/1]quit

[R1]int gi 0/0

[R1-GigabitEthernet0/0]nat hairpin enable  //内网口开启NAT  hairpin

[R1-GigabitEthernet0/0]quit

测试：

内网终端填写IP地址：

外网终端填写IP地址：

内网终端能PING通外网服务器：

内网终端能使用外网IP访问SW1服务器：

打开浏览器，输入https://202.1.100.4

输入用户名、密码，点击“登陆”：

至此，NAT回流典型组网配置案例2已完成！