Remove active directory from this computer without updating forest metadata new york city dating guide
Ace Fekay, MCT, MVP, MCITP EA, Exchange 2010 Enterprise Administrator, MCTS Windows 2008, Exchange 2010 & Exchange 2007, MCSE 2003/2000, MCSA Messaging 2003Microsoft Certified Trainer Microsoft MVP: Directory Services Active Directory, Exchange and Windows Infrastructure Engineer Original Publication: 10/9/2010Updated 12/27/2011 – added time service configuration info.
I’ve written this blog because this question has come up numerous times in the forums, newsgroups, and from colleagues.
When a CA server is uninstalled or crashes beyond recovery some objects are left in Active Directory.
It’s good practice to remove these obsolete objects.
If no other DCs in the Site, choose a DC in another Site with a fast link. If DHCP is installed, export the DHCP database off the DC in preparation to migrate to the new DC.
How to move a DHCP database from a computer that is running Windows 2003 (Als applies to newer versions) How to migrate a DHCP database from Windows 2000 Server to Windows, Nov 9, 2009
Read more in this link: How to migrate a WINS Database from Windows 2000-based WINS server (Applies to all Windows 2000 and newer Windows versions) 4.
You should now find the old DC computer object in the Computers Container. Change DNS settings to it’s own IP address (to itself). If no other DCs are in its own Site, choose one across the WAN with the fasted link. Other DCs will still think it’s there and will try to replicate to it because it’s still in the AD database. Now if the domain controller has been unplugged and offline for more than the tombstone lifetime, (60 days for Windows 2000, Windows 2003 SP0, or 180 days for Windows 2003 SP1 and all newer operating systems), you will need to run a Metadata Cleanup to remove the DC.This is due to the scavenging period that AD will keep deleted objects or objects that have not been in communication with such as a domain controller.Open Active Directory Sites & Service, Drill down and expand the AD Site name the domain controller exists in Click on the DC’s name In the right window pane, you will see “NTDS Settings”Right-click NTDS Settings, Choose Properties Under the General tab, uncheck the Global Catalog checkbox 5.If this domain controller currently holds one or more FSMO operations master roles, transfer the operations master roles to another domain controller before demoting it.