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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 Questions from the Customer Service Hotline and Solutions

Top Questions from the Customer Service Hotline and Solutions

No.

Question Description

Solution

1

How Do I Switch a Layer 2 Interface to Layer 3 Mode?

How Do I Change the Working Mode of an Interface from Layer 2 Mode to Layer 3 Mode?

2

How Do I Change the Mode of a Combo Interface?

How Do I Change the Mode of a Combo Interface?

3

What Sub-interfaces Can Be Configured on the Router?

What Sub-interfaces Can Be Configured on the Router?

4

How Do I Create a Sub-interface?

How Do I Create a Sub-interface?

5

Which Interfaces on the Router Can Be Switched from Layer 2 Mode to Layer 3 Mode?

Which Interfaces on the Router Can Be Switched from Layer 2 Mode to Layer 3 Mode?

6

Which Layer 2 and Layer 3 Cards Does the Router Support?

Which Layer 2 and Layer 3 Cards Does the Router Support?

7

How Do I Change the MAC Address of a WAN Interface?

How Do I Change the MAC Address of a WAN Interface?

8

Why Is an Extra Interface Displayed in the Command Output When I View Interfaces on the Router?

Why Is an Extra Interface Displayed in the Command Output When I View Interfaces on the Router?

9

Which E1/T1 Cards and Cables Does the Router Support?

Which E1/T1 Cards and Cables Does the Router Support?

10

How Do I Configure an E1-F Interface to Work in Unframed Mode?

How Do I Configure an E1-F Interface to Work in Unframed Mode?

11

Which Routers Support 3G/4G Functions?

Which Routers Support 3G/4G Functions?

12

How Do I Restart the 3G Module of the Router?

How Do I Restart the 3G Module of the Router?

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Updated: 2019-08-09

Document ID: EDOC1000079719

Views: 494888

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