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If the hardware behind your domain controllers has become outdated, here's a step-by-step guide to performing a hardware refresh.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 ...

How to configure Ubuntu Linux server as a Domain Controller with samba-tool Your email has been sent If you'd like to set up a domain controller on the cheap, Samba makes this possible. Here's how.

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?

Microsoft has resolved a known issue that caused some Windows Server 2025 domain controllers to become unreachable after a restart and triggered app or service failures. As Redmond explained when it ...

Microsoft warned IT admins that some Windows Server 2025 domain controllers (DCs) might become inaccessible after a restart, causing apps and services to fail or remain unreachable. As the company ...