NAT PAT configuration on an AR


An AR provides static and dynamic NAT.
1. Static NAT
Run the nat static command to statically bind the a combination of the private address of a host, TCP/UDP protocol number, and internal port number to a combination of the public address, TCP/UDP protocol number, and external port number.

2. Dynamic NAT
Run the nat outbound acl-number address-group group-index command.

Other related questions:
Can outbound NAT and NAT server be configured simultaneously on an AR
On an AR router, outbound NAT and NAT server can be configured simultaneously on an interface. For detailed configurations, see "Internet Access > NAT > Example for Configuring NAT to Enable Users to Access the Internet and Provide the WWW Service Externally" in the Typical Configuration Examples.

Method used to configure NAT and DHCP on the AR
Huawei AR series routers support DHCP and NAT so that users can dynamically obtain IP addresses and access the Internet. This function applies to all versions and models of the AR.

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