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 ...

Had a power cut today, which took out one of my ESXi hosts on which a Server 2019 domain controller VM was running. It started up on the second ESXi server but now it's not working properly. For ...

The False Sense of Security SMB signing on domain controllers has become standard practice across most Active Directory ...

Microsoft shared info on a now-fixed known issue leading to Local Security Authority Subsystem Service (LSASS) crashes and Windows Server domain controller. The LSASS Windows service is responsible ...

This post provides the most suitable solutions to the issue whereby Group Policies are not applying as well as not replicating between Domain Controllers in a typical Windows Server environment. If ...

Earlier this week I saw a situation in which someone with a small, single-domain controller network performed a restoration of their domain controller. This restoration effectively reverted the Active ...

As a bit of background, all our systems are configured to auto-enroll certificates and we are using the built-in V1 certicates for our system, so specifically the Computer and Domain Controller ...

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 ...

If you’re faced with this issue, you can try either of our recommended solutions below to resolve the issue. Restart Server computer Use dsa.msc snap-in on the existing Domain Controller Let’s take a ...

In the first part of this series, I talked about how you could recover your server after a system volume failure. In this article, I want to turn my attention to some special procedures used for ...

You shouldn’t change domain controller network settings, but here’s how to do it if you must Your email has been sent Active Directory domain controllers (DCs) are probably the most change-averse ...