From the WaveStar^® CIT System View, click the Alarm List button and locate the Line Automatic Switch condition in the resulting alarm list and note the corresponding AID.

Important!

This condition is reported in response to an automatic protection switch in the BLSR. In order to clear this condition, you must determine and clear the underlying cause of the protection switch. When the causative alarm is cleared and the provisioned Wait-to-Restore (WTR) time passes, the BLSR will revert to its original state and this condition clears.

Are there other alarms associated with the affected AID?

From the System View, click the Alarm List button and click Refresh.

Is the Line Automatic Switch condition still present?

From office records, determine which network element is at the other end of the switched line.

Select Reports → Remote NE Alarm List to obtain the Remote NE Alarm List.

Are there any alarms present on the network element at the other end of the switched line?

From the System View, click the Alarm List button and click Refresh.

Is the Line Automatic Switch condition still present?

Important!

When the cause of the automatic line protection switch clears and the provisioned Wait-to-Restore time passes, the BLSR reverts to its original state and this condition clears. If the Wait-to-Restore parameter is provisioned 99 (infinity), line protection switching is nonrevertive and the line protection switch must be cleared.

Select View → Protection to access the appropriate 2F BLSR Protection Group and determine the provisioned value of the Wait-to-Restore parameter.

If required, select Fault → Protection Switch to access the appropriate 2F BLSR Protection Group and perform a Clear Switch Type in the required Direction.

End of steps