Since monday we have a problem at one of our three campuses where certina websites are extremely slow to open and others wont open at all (time - outs).
The only common denominator in these sites I can see is that they all require logins yet other sites like gmail(or any google login sites) , twitter, forums and expert exhange have no problem.
some of the sites that wont open:
(marketing purposes ...really)
We are running a clarkconnect server (ClearOS - Centos) with a squid proxy non transparent.
All three campuses have the same setup and the other two are working fine.