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Alarm Handling

AR100, AR120, AR160, AR1200, AR2200, AR3200, and AR3600 V300R003

This document provides the trap description, attributes, parameters, impact on the system, possible causes, procedures, and references. This document provides a complete set of traps, through which intended readers are kept of the running status of the device so as to locate faults.

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WLAN_1. hwApColdBootTrap

WLAN_1. hwApColdBootTrap


WLAN/4/AP_COLD_BOOT:OID [oid] The AP cold boot. (AP MAC=[MacAddress], AP TYPE=[OCTET], AP Sys Name=[OCTET], AP Sys Time=[OCTET], AP Alarm name=[OCTET], APID=[INTEGER])

The AP is cold started. After the AP is disconnected because of power-off, it connects to the AC again and operates properly.


Alarm ID Alarm Severity Alarm Type Warning environmentalAlarm(6)


Name Meaning
OID Indicates the ID of the MIB object.
AP MAC Indicates the MAC address of an AP.
AP TYPE Indicates the AP type.
AP Sys Name Indicates the AP name.
AP Sys Time Indicates the time when the alarm is generated.
AP Alarm name Indicates the alarm name.
APID Indicates the AP ID.

Impact on the System

Services are interrupted after the AP is disconnected from the AC.

This alarm was triggered simultaneously with the alarm WLAN_1. hwApColdBootRestoreTrap (the AP restored after a cold restart).

Possible Causes

The AP is powered on, goes online, and operates properly after an unexpected disconnection.


  1. Check whether the power supply of the AP is working properly. Then, check whether the alarm persists.

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

  2. Collect alarm messages, log messages, and configurations, and then contact the technical support personnel.
  3. End.

Related Information


Updated: 2019-03-06

Document ID: EDOC1100041475

Views: 101646

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