Directory Service Event: 4928

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System Event » Directory Service Event: 4928

Event ID 4928: An Active Directory replica source naming context was established.

Description This event generates every time a new Active Directory replica source naming context is established.
Category Directory service
Subcategory Directory service replication

This event logs the following information:

Destination DRA Destination directory replication agent distinguished name.
Source DRA Destination directory replication agent distinguished name.
Source address DNS record of the Server from which information or an update was received.
Naming context Naming context to replicate
Status code If there are no issues or errors, the status code will be 0. If an error happened, you will receive Failure event and Status Code will not be equal to “0”.
Options Decimal value for DRS options

Reasons to monitor this event:

  • Monitor for Source Address field, because the source of new replication (new DRA) must be authorized for this action. If you find any unauthorized DRA you should trigger an event.
  • This event is typically used for Active Directory replication troubleshooting.

Event 4928 applies to the following operating systems:

  • Windows Server 2008 R2 and 7
  • Windows Server 2012 R2 and 8.1
  • Windows Server 2016 and 10