ISA Proxy Client may be required to download VS 2008 SP1http://blogs.msdn.com/heaths/archive/2008/08/12/isa-proxy-client-may-be-required-to-download-vs-2008-sp1.aspxIf you're on a network that uses Microsoft ISA Server or another proxy server, you may have problems downloading Visual Studio 2008 Service Pack 1 . The error dialog displays the following. The installation failed with the follow message: Fatal erroren-USCommunityServer 2.1 SP1 (Build: 61025.2)re: ISA Proxy Client may be required to download VS 2008 SP1http://blogs.msdn.com/heaths/archive/2008/08/12/isa-proxy-client-may-be-required-to-download-vs-2008-sp1.aspx#8855837Wed, 13 Aug 2008 07:18:14 GMT91d46819-8472-40ad-a661-2c78acb4018c:8855837Christopher Painter<p>I've been enjoying my time in South Padre but tonight I noticed a couple things about the newly RTM'd .NET 3.5 SP1 release...</p>