Microsoft Windows Small Business Server 2011 Standard

Designed and priced for small businesses, Windows Small Business Server 2011 is an affordable server solution to help your business run more efficiently. It provides core functionality for:

Networking
Server and PC Backup
Security
Advanced e-mail and calendar capabilities
Database and line-of-business support
Document and printer sharing
Remote Access

Windows Small Business Server offers you a server solution with reduced complexity and increased manageability over traditional enterprise servers, helping you to focus on running a more efficient business.

Requirements:

Requires Windows Live ID registration