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S12700 V200R013C00 Command Reference

This document describes all the configuration commands of the device, including the command function, syntax, parameters, views, default level, usage guidelines, examples, and related commands.
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display ap offline-record

display ap offline-record

Function

The display ap offline-record command displays AP offline records.

Format

display ap offline-record { all | mac mac-address }

Parameters

Parameter

Description

Value

all

Displays offline records of all APs.

-

mac mac-address

Displays offline records of the AP with the specified MAC address.

The AP's MAC address must exist.

Views

All views

Default Level

1: Monitoring level

Usage Guidelines

This command displays AP offline records, helping the maintenance personnel manage and maintain the APs.

After the number of AP offline records reaches the maximum that can be stored, new records overwrite existing ones.

Example

# Display all AP offline records.

<HUAWEI> display ap offline-record all
------------------------------------------------------------------------------  
MAC               Last offline time      Reason                                 
------------------------------------------------------------------------------  
0023-0024-0080    2015-01-31/16:21:50    The AP name is modified.             
60de-4476-e360    2015-01-31/14:02:35    An AP is deleted.      
------------------------------------------------------------------------------  
Total records: 2   
Table 11-19  Description of the display ap offline-record command output

Item

Description

MAC

AP's MAC address.

Last offline time

Last offline time of an AP.

Reason

AP offline reason.For description of offline reasons and handling suggestions, see Table 11-20.

For troubleshooting methods, see An AP Goes offline Unexpectedly.

Table 11-20  Possible reasons and suggestions for APs to go offline

Reason Why an AP Goes Offline

Suggestion

The AC country code is modified.

The AP goes offline due to normal configuration changes, and no action is required.

The AP is replaced.

The AP goes offline due to normal configuration changes, and no action is required.

Reboot by ap update reset command.

The AP resets to load the new version file after the upgrade, and no action is required.

A command is delivered to reboot an AP.

The AC delivers a reboot command to the AP, and no action is required.

An AP is deleted.

The AP is deleted on the AC, and no action is required.

The license expires: License resources for the AC to manage APs are insufficient.

Apply for a new license.

Huawei's Electronic Software Delivery Platform (ESDP) is accessible from the Internet and Huawei intranet.

Insufficient license resources.

Choose one of the following handling suggestions based on the networking:
  • If license control is deployed, check whether the link between the license server and client is disconnected. If so, restore the link.
  • If N+1 or dual-link backup is deployed, check whether the active and standby link is disconnected. If so, restore the link.
  • If the number of APs on the network exceeds the total number of license resources, apply for a new license.

The AP is added to the blacklist.

Check whether the AP needs to be added to the blacklist.

A CAPWAP tunnel is faulty (due to inconsistent link IDs).

No action is required. The AP will automatically attempt to recover the link.

The DTLS configuration of the CAPWAP tunnel changes.

The AP goes offline due to normal configuration changes, and no action is required.

The AP's factory settings are restored.

The AP goes offline due to normal configuration changes, and no action is required.

The radio type is inconsistent between the AC and AP.

Run the display ap config-info command to verify the AP radio configuration.

Heartbeat packet transmission for the CAPWAP data tunnel between the AC and AP times out.

Check the intermediate network between the AP and AC.

Heartbeat packet transmission for the CAPWAP control tunnel between the AC and AP times out.

Check the intermediate network between the AP and AC.

The dual-link networking configuration is modified.

The configuration change causes the AP to automatically reboot, and no action is required.

The AP name is modified.

The AP goes offline due to normal configuration changes, and no action is required.

The AP group name is modified.

The AP goes offline due to normal configuration changes, and no action is required.

The management VLAN is modified.

The AP goes offline due to normal configuration changes, and no action is required.

AP provisioning parameters are set.

The AP goes offline due to normal configuration changes, and no action is required.

The CAPWAP source IP address is deleted.

The AP goes offline due to normal configuration changes, and no action is required.

The central AP goes offline.

Check the reason why the central AP goes offline.

The central AP proactively reboots RUs.

The AP goes offline due to normal configuration changes, and no action is required.

The AP is powered off and restarts.

Check the AP power supply.

An internal error (KP) occurs.

Contact technical support personnel.

An internal error (VOS signal error) occurs.

Contact technical support personnel.

An internal error (forwarding error monitored by MFPI) occurs.

Contact technical support personnel.

An internal error (PKO error monitored by MSC) occurs.

Contact technical support personnel.

An internal error (reset due to timer expiration) occurs.

Contact technical support personnel.

An internal error (reset of the write CPLD register) occurs.

Contact technical support personnel.

The reset button is pressed to reset the AP.

Contact technical support personnel.

The AP restarts due to a CANBUS reset.

Contact technical support personnel.

The AP restarts due to AP interference: APs are located closely, generating interference.

Contact technical support personnel.

The AP restarts due to a firmware exception.

Contact technical support personnel.

The CAPWAP sensitive-info PSK is modified.

The configuration change causes the AP to automatically reboot, and no action is required.

The CAPWAP integrity-check PSK is modified.

The configuration change causes the AP to automatically reboot, and no action is required.

The country code is inconsistent on the AC and AP.

Check the country code configuration on the AC and AP.

The AP is forcibly disconnected: in specific scenarios, for example, when the CAPWAP tunnel capacity is reached.

No action is required.

The wideband status change.

The AP goes offline due to normal configuration changes, and no action is required.

Reset for a configuration delivery failure.

Check network connectivity. If no problem is found, contact technical support personnel.

Reboot for the branch group of AP change.

The configuration change causes the AP to automatically reboot, and no action is required.

The AC license expires.

Re-activate the AC license.

A CAPWAP tunnel is faulty (due to a CAPWAP link entry verification failure)

The AP will automatically attempt to recover the link, and no action is required.

Batch delete

Check whether the active AC runs properly. When the active AC is restored, the AP switches to this active AC to go online.

Switch service radio to proxy scanning radio.

The configuration change causes the AP to automatically reboot, and no action is required.

Switch proxy scanning radio to service radio.

The configuration change causes the AP to automatically reboot, and no action is required.

An internal error (Reset for firmware abnormal) occurs.

Contact technical support personnel.

An internal error (Reset for abnormal network port self-healing) occurs.

Contact technical support personnel.

An internal error (Reset for the forcible AP disconnection in specific scenarios) occurs.

Contact technical support personnel.

An internal error (Reset for slow task switching) occurs.

Contact technical support personnel.

An internal error (Reset for MFPI detect CAP PBUF use out) occurs.

Contact technical support personnel.

An internal error (Reset for abnormal wifi txrx self-healing) occurs.

Contact technical support personnel.

An internal error (Reset for exception(redis-server exit)) occurs.

Contact technical support personnel.

An internal error (Reset for exception(confd exit)) occurs.

Contact technical support personnel.

An internal error (Reset for exception(callhome exit)) occurs.

Contact technical support personnel.

An internal error (Reset for an abnormal process) occurs.

Contact technical support personnel.

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Updated: 2019-04-09

Document ID: EDOC1100065659

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