ISA Server 2006 makes it easier to provide  security for corporate applications accessed  over the Internet by pre-authenticating users  before they gain access to any published  servers, inspecting even encrypted traffic at the  application layer in a stateful manner, and  providing automated publishing tools. In  addition, by providing HTTP compression,  caching of content including software updates,  and site-to-site VPN capabilities integrated with  application-layer filtering, ISA Server 2006  makes it easier to securely expand corporate  networks. ISA Server 2006 also makes it easier  to manage and protect your network with a  hybrid proxy-firewall architecture, deep content  inspection, granular policies, and  comprehensive alerting and monitoring  capabilities.  Introduction Setting up the Lab Windows 7 Client-Side Firewall Scenario ZoneAlarm Client-Side Firewall Scenario Installation of ISA Server 2004 Connection to the Internet Configuring ISA Firewall Policies Controlling Web Access ISA Client Automatic Provisioning Configure HTTP Filtering Caching with ISA Server 2004 Backup and Restore your ISA Server Publishing Server Applications Configuring ISA as a VPN Server Protect Your Network From External and  Internal Internet-Based Threats  Businesses need to eliminate the  damaging effects of malware and  attackers through a comprehensive set of  tools for scanning and blocking harmful  content, files, and websites. ISA Server  2006 can help organisations protect their  environments from internally and externally  originating Internet-based threats. With a  hybrid proxy-firewall architecture, deep  content inspection, granular policies, and  comprehensive alerting and monitoring  capabilities, ISA Server 2006 makes it easier  to manage and protect your network.