Microsoft Windows Small Business Server Standard 2003 (5 Client)

Updated network administration features helps your network run efficiently
Includes Windows Server 2003 and Exchange Server 2003 technology
Get a preconfigured internal Web site based on Windows SharePoint Services
Accommodate a mobile work force through the Remote Web Workplace
Mobile users can access their information from portable devices

Microsoft Windows 2000 Server (5-Client)

Windows 2000 Server includes improved network, application, and Web services. It provides increased reliability and scalability; lowers your cost of computing with powerful, flexible management services; and provides the best foundation for running business applications.

Best for ISPs, small-business owners, developers, or programmers
Active Directory improves manageability, enables security, and extends interoperability with other operating systems
Provides high-level interfaces for database access and Active Directory services
Lets you use COM+ to run component-based applications, integrated Web applications, and message-queuing services
NOTE: This product contains a license for 5 users

Microsoft Windows Server Standard 2003-5 Clients

A secure, reliable, highly available, and scalable operating system
Enhanced capabilities in system management and storage
Safeguard networks from malicious or poorly designed code
Extend the manageability and dependability of network infrastructures
.NET Framework lets you build and use secure, connected solutions