Slow performance while browsing Internet using IE8 through ISA Server 2006

Sounds familiar? Interesting though is that in this case it was not an ISA issue (really??? J) and was actually fixed using the solution below from IE Team:

https://blogs.msdn.com/askie/archive/2009/07/17/slow-performance-in-internet-explorer-8-after-installing-the-skype-v4-1-application.aspx

 

One more issue that is not caused by ISA Server…and counting.