ACR Clock (RTN)

When the clocks on the source and sink of a CES service are not synchronized by using other methods, you can configure ACR clocks on the source and sink of the CES service to implement the synchronization between the equipment on the source and sink of the CES service.

Navigation Path

In the NE Explorer, select an NE and choose Configuration > Clock > ACR Clock from the Function Tree.

Shortcut Menu Items

Item	Description
Browse Current Alarms	Browse current alarms of the service.
Browse History Alarms	Browse history alarms of the service.
Alarm Suppression	When an alarm is suppressed for a service, the alarm is not reported either on the NE or on the U2000 Web LCT.

Parameters

**Table 1** ACR clock parameters
Field	Value	Description
ACR Clock Source	Slot number-Board-Port number	Displays the slot where the ACR clock source is located.
CES Service	Service ID (service name)	Specifies a channel of the CES service as the source for restoring the clock.
Current CES Service	Service ID (service name)	Displays the Current CES Service.
Service ID	For example: 1	Displays the CES service ID.
Service Name	Character string	Displays the name of a CES service.