Windows Server 2003

Escaping an AD Replication Island

On a dark and stormy night an Active Directory upgrade was underway, Windows Server 2003 domain controllers decommissioned, consolidated and replaced with Window Server 2008 R2 servers. Suddenly I got a call from those doing the upgrade, “I can’t see some of the new domain controllers on the existing domain controllers, what’s wrong?” A replication island had been created and several domain controllers were trapped on it. Could we rescue them in time?

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