I've got a rather bizarre (to me at least) problem at the moment with one of the NT4 domains I run. It *appears* to have gotten worse since the network was upgraded to 100Mb/sec Cisco switches - they ...

Changing network settings on a domain controller can be a risky ordeal. It’s best avoided, but if you must do it make sure to follow these tips. Active Directory domain controllers (DCs) are probably ...

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If the hardware behind your domain controllers has become outdated, here's a step-by-step guide to performing a hardware refresh.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

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 ...

We're having a funky problem with Citrix/NT4 and I wanted to see if anyone else has run into this.<BR><BR>When a user tries to connect to a Citrix application they ...

How Windows Clients Find Domain Controllers Any discussion of DNS and Active Directory must come quickly to a discussion of the AD “signposts” known as the SRV (service locator) records. SRV is just ...

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 ...