Help Center/ Huawei Qiankun CloudService/ More Documents/ Device Alarm Handling/ V200 LSW Alarms/ ALM-3276800090 Channel of radio is changed
Updated on 2024-01-25 GMT+08:00
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ALM-3276800090 Channel of radio is changed

Description

WLAN/4/RADIO_CHANNEL_CHANGE:OID [OID] Channel of radio is changed. (APMAC=[OPAQUE], RadioID=[INTEGER], APName=[OCTET], Channel1=[OCTET], Channel2=[OCTET], CauseId=[INTEGER], CauseStr=[OCTET], PreChannel1=[OCTET], PreChannel2=[OCTET], APID=[INTEGER], NewChannelHasRadarChannel=[OCTET])

The AP channel was changed.

Attribute

Alarm ID

Alarm Severity

Alarm Type

3276800090

Warning

environmentalAlarm

Parameters

Name

Meaning

OID

Indicates the MIB object ID of the alarm.

APMAC

Indicates the MAC address of an AP.

RadioID

Indicates the radio ID.

APName

Indicates the AP name.

Channel1

Indicates the actual working channel of the AP.

Channel2

Indicates the actual second working channel of the AP.

CauseId

Indicates the channel change reason.

  • unknown(1) - The channel was changed due to an unknown reason.
  • dfs(2) - The channel was changed due to Dynamic Frequency Selection (DFS).
  • wds(3) - The channel was changed due to WDS network establishment.
  • config(4) - The channel was changed due to manual configurations.
  • calibrate(5) - The channel was changed due to radio calibration.
  • thirdGPP(6) - The channel was changed due to 3GPP base station notification.

CauseStr

Indicates a character string describing channel change reasons.

PreChannel1

Indicates the channel before change.

NOTE:

When an AP goes online on an AC for the first time, the channel of the AP before change is not saved on the AC. Therefore, when a channel change alarm is generated for the first time, the original channel of the AP is displayed as - in the alarm.

PreChannel2

Indicates the second channel before the channel is changed.

APID

Indicates the AP ID.

NewChannelHasRadarChannel

Indicates whether radar channels exist among the changed channels.

Impact on the System

The working channel of the AP was changed, which may affect the other APs.

Possible Causes

Cause 1: The radio was calibrated.

Cause 2: Users changed the channel.

Cause 3: Radar signals conflicted.

Cause 4: The channel changed in WDS mode.

Cause 5: The channel changed in Mesh mode.

Procedure

This alarm is informational only, and no action is required.

Related Information

None

Parent topic: V200 LSW Alarms