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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).
Why Do Network Interface Indicators on an AR Router Not Light Up?

Why Do Network Interface Indicators on an AR Router Not Light Up?

Important Note

During the startup process of a router, its network interface indicators will not light up, which is a normal situation. The startup process takes several minutes. After the router starts successfully, its network interface indicators will be steady green.

More Information

The following table describes common indicator states and the meaning of each state.

Indicator

Description

SYS

Slow blinking green: The system is running properly.

Fast blinking green: The system is powering on or restarting.

Steady red: A fault that affects services has occurred. The fault cannot be rectified automatically and requires manual intervention.

Off: The system software is not running or is resetting.

PWR

Steady green: The system power supply is normal.

Off: The system power is off.

FE/GE electrical interface indicators

Green indicator (LINK) steady on: A link has been established on the interface.

Green indicator (LINK) off: No link is established on the interface.

Yellow indicator (ACT) blinking: Data is being transmitted or received on the interface.

Yellow indicator (ACT) off: No data is being transmitted or received on the interface.

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Updated: 2019-05-10

Document ID: EDOC1000079719

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