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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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Huawei uses machine translation combined with human proofreading to translate this document to different languages in order to help you better understand the content of this document. Note: Even the most advanced machine translation cannot match the quality of professional translators. Huawei shall not bear any responsibility for translation accuracy and it is recommended that you refer to the English document (a link for which has been provided).
Top Problems from the Customer Service Hotline and Solutions

Top Problems from the Customer Service Hotline and Solutions

No.

Problem Description

Solution

1

A device fails to be logged in through the web system.

A Device Fails to Be Logged In Through the Web System

2

How can I log in to a device through the web system?

Example for Configuring Device Login Through the Web System

3

Which interface is configured with the default management IP address?

Which Interface Is Configured with the Default Management IP Address?

4

What is the default login mode of a device?

What Is the Default Login Mode of a Device?

5

I cannot log in to the AR router. How is this problem solved?

I Cannot Log In to the AR Router. How Is This Problem Solved?

6

What is the default login password?

What Is the Default Login Password?

7

How do I change the port number for web system login?

How Do I Change the Port Number for Web System Login?

8

Device restarts unexpectedly.

Device Restarts Unexpectedly

9

Device startup failure causes and solutions

Device Startup Failure Causes and Solutions

10

A terminal connecting to a router displays garbled characters after a startup.

A Terminal Connecting to a Router Displays Garbled Characters After a Startup

11

How can I restore configurations of a device to initial configurations?

How Can I Restore Configurations of a Device to Initial Configurations?

12

How do I solve the DHCP configuration loss problem after device restart?

How Do I Solve the DHCP Configuration Loss Problem After Device Restart?

13

How can I resolve a device login failure?

A Device Fails to Be Logged In Through the Console Port

A Device Fails to Be Logged In Using Telnet

A Device Fails to Be Logged In Using STelnet

14

What if I forget the password?

What Should I Do If I Forget the Web System Login Password?

What If I Forget the Password for Console Port Login?

What If I Forget the Password for Telnet Login?

What If I Forget the Password for STelnet Login?

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Updated: 2019-05-10

Document ID: EDOC1000079719

Views: 453458

Downloads: 4311

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