display ap offline-record
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.
<AC6605> 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 APs: 2 Total records: 2
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 7-11. For troubleshooting methods, see An AP Goes offline Unexpectedly. |
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:
|
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. |
CAPWAP link down for DTLS smooth: DTLS requires APs to go online again during an HA or VRRP switchover. |
No action is required. |
The wideband status change. |
The AP goes offline due to normal configuration changes, and no action is required. |
An internal error (MSC error monitored by MFPI) occurs. |
Contact technical support personnel. |
An internal error (MSU error monitored by MFPI) occurs. |
Contact technical support personnel. |
An internal error (KAP error monitored by MFPI) occurs. |
Contact technical support personnel. |
An internal error (TX DMA stop) occurs. |
Contact technical support personnel. |
An internal error (other reason) occurs. |
Contact technical support personnel. |
Reboot for AP Channel-load-mode change. |
No action is required. |
Reset for the data link DTLS configuration change. |
The configuration change causes the AP to automatically reboot, and no action is required. |
Reset for the AC list configuration change. |
The configuration change causes the AP to automatically reboot, and no action is required. |
Reset for the change of the IP address obtaining mode. |
The configuration change causes the AP to automatically reboot, and no action is required. |
Reset for the IP address configuration change. |
The configuration change causes the AP to automatically reboot, 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. |
Reset for the AC mode switching. |
No action is required. |
The WAC license expires. |
Purchase a new license and load it to the Agile Controller-Campus. |
The device has been disconnected from the Agile Controller-Campus for more than 90 days. |
Run the display cloud-mng info command to verify the Agile Controller-Campus address configured on the AC, and check network connectivity. |
The device is deleted from the Agile Controller-Campus. |
No action is required. |
The Agile Controller-Campus does not deliver AP information. |
|
| 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. |
