Get Opportunity to Evaluate Firewall, VPN and Cache Solution's Advanced Capabilities for Protecting Against Internet Security Threats by testing the beta2 version of Microsoft ISA server 2004. Microsoft Announces Broad Availability Of Internet Security and Acceleration Server 2004 Beta 2 here. The beta1 release in december was a closed beta, while this one is made open to public. You can either download this (43MB) or order it at www.microsoft.com/isaserver/beta/default.asp. for more detailed information warp2.. http://www.microsoft.com/isaserver/