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Log Reference

AR120, AR150, AR160, AR200, AR1200, AR2200, AR3200, and AR3600 V200R007

This document supports all the logs of device, including the parameters, meaning, possible causes and solution.

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WLAN/4/AP_FAULT_NOTIFY:AP changes to fault.([STRING])


AP communication failed.


Parameter Name Parameter Meaning


Indicates the AP's fault information, in the following format:

(APID=0, AP type=1DWA30A, AP name=ap-0)

Possible Causes


The AP was reset, the AP's factory settings were restored or the AP was upgraded automatically.


The AP's subcard is loose.


  1. Check whether the ap-reset or ap-manufacturer-config command has been used and identify whether AP was reset on AC.

    • If so, go to step 2.
    • If not, go to step 3.

  2. Wait until AP goes online, and a few minutes later check whether AP communication fault alarm is reported.

    • If so, no action is required.
    • If not, go to step 3.

  3. Check whether the AP's subcard is in the normal state.

    Check whether the AP's indicator is green.

    • If the indicator is green, the AP's subcard is in the normal state.
    • If the indicator is in red, the AP's subcard is damaged or loose. Go to step 4.

  4. Contact technical support personnel.
Updated: 2019-05-29

Document ID: EDOC1000097209

Views: 128420

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