Microsoft Knowledge Base Article 299977 contains the following summary:

This step-by-step article describes how to configure a Windows 2000 server with TCP/IP networking while NetBIOS is disabled.

Windows 2000 provides for the ability to disable NetBIOS over TCP/IP (NetBT) for selected clients on an "as needed" basis. If you would prefer to only use DNS to provide name registration and resolution on a specified computer that is used in a specialized or secured role for your network, you can select to disable NetBT services for one or all of the network adapters that are installed on that computer.