One of the most helpful native tools for troubleshooting problems with domain controllers is DCDiag. In this article, I will show you the basics of using this helpful tool. DCDiag was introduced early ...

Usually, a domain join is a simple process that connects a Windows client or Windows Server machine to the Active Directory domain-- unless the domain join fails. Then things get complicated. Domain ...

DCPROMO is supposed to make the task of demoting a domain controller easy. So what do you do if DCPROMO fails? Take a deep breath and read this Daily Drill Down by Brien Posey, who shows you how ...

In two previous articles (here and here) I shared some classic Active Directory mistakes people have made that got their companies into serious trouble. Here’s another mistake that on the face of it ...