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AR Router Troubleshooting Guide

This Product Documentation provides guidance for maintaining AR Enterprise Router, covering common information collection and fault diagnostic commands, typical fault troubleshooting guide, and troubleshooting.
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Top Questions Collected from Customer Service Hotline and Solutions - NAT

Top Questions Collected from Customer Service Hotline and Solutions - NAT

No.

Question

Solution

1

How to configure NAT for internal servers

  • To configure a NAT server to allow access to an internal server from external users, see Example for Configuring an Internal NAT Server.
  • To enable intranet users to access an internal server using its IP address (intra-domain NAT), see Example for Configuring NAT to Allow the Internal Host and External Host to Access the Internal Server Using an External IP Address.
  • To enable intranet users to access an internal server using its domain name, see Example for Configuring NAT to Connect Intranet Users to the Internet, Provide the Web Server, and Enable Intranet Users to Access an Internal Web Server Using Domain Names.

2

How to configure NAT for a network with two egresses

Example for Using Two Egresses to Implement Mutual Access and Redirection

3

How to configure port mapping

How Do I Configure Port Mapping?

4

How to configure batch port mapping

How Do I Configure Batch Port Mapping?

5

How to configure dynamic NAT

Example for Configuring Dynamic NAT

6

How to configure static NAT

Example for Configuring Static One-to-One NAT

7

How to configure NAT ALG

How Do I Configure the NAT ALG Function?

8

How to clear NAT sessions

How Do I Forcibly Age NAT Session Tables?

9

How to configure a NAT address pool

Example for Connecting Intranet Users to the Internet in NAT Address Pool Mode

10

What is the difference between NAT server and NAT static modes

What Is the Difference Between NAT Server and NAT Static?

11

How to configure Easy IP

Example for Connecting Intranet Users to the Internet in Easy IP Mode

12

Whether the NAT ALG function is applicable to the H.323 protocol

Is the NAT ALG Function Applicable to the H.323 Protocol?

13

How to configure all-port mapping

How Do I Configure All-Port Mapping?

14

Whether AR series routers support sticky load balancing

Do AR Series Routers Support Sticky Load Balancing?

15

How Do I Disable an Interface Prone to Be Attacked

How Do I Disable an Interface Prone to Be Attacked?

16

Does Multicast Support NAT

Does Multicast Support NAT?

17

Do IPv6 Addresses Support NAT

Do IPv6 Addresses Support NAT?

18

How Do I Restrict Access of Some Terminals to the Internet

How Do I Restrict Access of Some Terminals to the Internet?

19

A Message Is Displayed Indicating an IP Address Conflict When NAT Server Is Configured Using a Public Interface Address

A Message Is Displayed Indicating an IP Address Conflict When NAT Server Is Configured Using a Public Interface Address

20

How Do I Map Multiple Public IP Addresses to the Same Intranet IP Address on an Interface

How Do I Map Multiple Public IP Addresses to the Same Intranet IP Address on an Interface?

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Updated: 2019-05-10

Document ID: EDOC1000079719

Views: 445740

Downloads: 4299

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