(Not mandatory, can be done via the Dcpromo process).
Right click My Computer and choose Properties.
Click the Network Identification tab, then Properties.

Set the computer's NetBIOS name. On a W2K server this cannot be changed after the computer has been promoted to Domain Controller.
Click More.

What is Windows 2000 Server

Windows 2000 Server is the latest operating system for server developed by Microsoft. It's the new version of Windows NT Server. The new Windows 2000 Server was built on NT technology. The interface of the software is similar to that of Windows 95/98. It's gaining market share due to the ease of use.