Setting up a Domain Controller (DC) in a Windows server is crucial in managing a secure and centralized network. A Domain Controller handles authentication, enforces security policies, and enables ...

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 ...

If the hardware behind your domain controllers has become outdated, here's a step-by-step guide to performing a hardware refresh. Although most of the resources on my network are virtual, I have a ...

Picking up the pieces after a failed domain controller demotion Your email has been sent DCPROMO is supposed to make the task of demoting a domain controller easy. So what do you do if DCPROMO fails?

I set up a small server 2003 domain with 5 machines. One PC is a domain controller and the remaining 4 are windows XP machines.<BR><BR>I set up DNS on the domain controller. The computer name of the ...

Update March 22: Microsoft has released emergency out-of-band (OOB) updates to fix this known issue. The March 2024 Windows Server updates are causing some domain controllers to crash and restart, ...

Microsoft is investigating LSASS memory leaks (caused by Windows Server updates released during the November Patch Tuesday) that might lead to freezes and restarts on some domain controllers. LSASS ...

Although domain controllers can be configured to obtain an IP address from DHCP, it’s best practice to configure a static IP address so that it can be reliably discovered across the network. You may ...

Microsoft is warning IT administrators that their Windows Server 2025 domain controllers (DC) may lose network connectivity after they are restarted. In a Windows release health dashboard update ...