TDD Configuration Failure Alarm

Alarm Identifier LTC-021
Description Configuration failed: TDD value of AP is unknown. Reboot or Factory Reset is required.
Additional Information Alarm is triggered when the Cloud is unable to get the current TDD (time division duplex) configuration from the AP. An invalid TDD configuration on one AP may affect other APs located in the same venue.
Specific Problem
Perceived Severity Critical
Action to clear alarm Switch off the LTE AP and switch it on.
Entered Event Exit Event Probable Cause System Action Additional Text
When AP does not respond to the TDD request from the Cloud. When reboot or factory reset on AP is executed. An internal AP error. A reboot or factory reset may be required. A reboot or factory reset triggers a new TDD check.