We have an SBS Server 2003 Premium Edition Installed and ISA 2004 is being used as a firewall.
I Can access the internet all sites but i seem to be unable to access some sites. The following error message appears. I am able to access these sites from outside the network without any problem.
Error Code: 502 Proxy Error. The host server is unreachable. (10065). The link to the site is as follows.