Microsoft® Internet Security and Acceleration (ISA) Server 2006 is the security gateway that protects your mission-critical applications from Internet-based threats. Streamline your network with simplified administrator and user experiences through a unified firewall and virtual private network (VPN) architecture, which includes Web caching and bandwidth management, an optimized firewall filtering engine, and comprehensive access controls.

This document is designed to provide the necessary information and resources that you need before you start the installation and configuration of ISA Server 2006. With this information, your deployment of ISA Server 2006 will be more efficient. The information in this document focuses on a few of the many features in ISA Server 2006, to enable you to quickly prepare for deployment.

For more information about ISA Server 2006, see the product documentation and visit the ISA Server Guidance Web site.