A Domain Controller (DC) in Windows Server is a server that responds to security authentication requests within a Windows domain. It plays a crucial role in managing network security and user access.

If The system cannot contact a domain controller to service the authentication request when connecting to a server, here are working fixes!

In March 2022, Microsoft fixed one more LSASS crash, causing unexpected Windows Server domain controller reboots. A Microsoft spokesperson could not immediately provide more details when contacted ...

If your organization wants to fully take advantage of the read-only domain controller, there are plenty of considerations that go with setting up this new feature of Windows Server 2008.

Supporting remote branch offices while securing sensitive information is a difficult balancing act. Now, with the availability of Windows Server 2008, new technologies allow IT managers to deploy ...

Microsoft also states that “in a domain that consists of Windows Server(r) 2003-based domain controllers, the default dynamic port range is 1025 through 5000. Windows Server 2008 R2 and Windows ...

In a Windows release health dashboard update posted Friday, the company said that, after a restart, “Windows Server 2025 domain controllers (such as servers hosting the Active Directory domain ...

Read-only domain controllers (RODCs) are a new feature of the Active Directory Domain Services (AD DS) in the Windows Server systems. They represent a fundamental change to how you'd typically use ...

At our organization I'm responsible for our Windows infrastructure and another guy looks after all the Linux/*nix stuff. We're currently running a domain using Windows 2003 R2 Domain Controllers ...

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.