June 10, 2005
WSUS will not only update Microsoft operating systems, but in time, all Microsoft corporate software. Initially, WSUS will support updating Windows XP Professional, Windows 2000, Windows Server 2003, Microsoft Office XP, Office 2003, Microsoft SQL Server 2000, Microsoft SQL Server 2000 Desktop Engine (MSDE) 2000, and Microsoft Exchange Server 2003.
WSUS consist of a client and a server component. The client can run on Windows 2000 Service Pack 3 (SP3) and later, Windows XP and later and Windows Server 2003.
The server component can be installed on a computer running a Windows 2000 Server with Service Pack 3 (SP3) or Windows Server2003 operating system.
Microsoft posted several guides for WSUS which you can download from the WSUS Download site. An FAQ is also available.
Windows Server Update Services is free and is available to download at no cost. Each managed client requires a Windows Server CAL. To download the software, you first have to register on the Download WSUS page.