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Category Archives: Active Directory
Backup and Restore Active Directory on Server 2008
As you’ll notice in Server 2008, there isn’t an option to backup the System State data through the normal backup utility. So what do we do? We need to go “command line” to backup Active Directory. 1. Open up your command … Continue reading
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Windows Server – How to identify which domain controller authenticated a user
Have the logged on user launch the command prompt on the target computer. Type Set Logonserver the name of the domain controller that authenticated the user will be returned. See the figure below. Using echo %username% will allow you create a script to identify the authenticating … Continue reading
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Active Directory replication error -2146893022: The target principal name is incorrect
Stop the KDC service on the destination domain controller. To do it, run the following command at a command Start replication on the destination domain controller from the source domain controller. Use AD Sites and Services or Repadmin. Start the Kerberos … Continue reading
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DNS server was unable to open Active Directory – Event ID 4000 Event ID 4007
Event ID 4000: The DNS server was unable to open Active Directory. This DNS server is configured to obtain and use information from the directory for this zone and is unable to load the zone without it. Check that the … Continue reading
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