Event ID - 1051

Event Id1051
SourceCiscoUnity_DSAD
DescriptionThe Cisco Unity service that monitors Active Directory (AvDSAD) did not start successfully, due to an error querying the Active Directory schema. Binding string
Event InformationAccording To Cisco:
Possible causes include:

1) Network connectivity to the Domain Controller.
2) Insufficient rights for The Cisco Unity service that monitors Active Directory (AvDSAD) account.

Ensure that The Cisco Unity service that monitors Active Directory (AvDSAD) can contact the Domain Controller and has sufficient rights to query the Active Directory schema. If the problem persists, enable all the micro traces for The Cisco Unity service that monitors Active Directory (AvDSAD) in the Unity Diagnostic Tool. Report the problem to Cisco TAC and include the diagnostic log.
Reference LinksCisco Events Guide

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