Still having problems with the Authentication box popping up continuously. I have installed SP1 but that did not help. The web pages I bring up do not fully load. Certain buttons do not finish loading. None of the top buttons on msn.com ever show, but they work fine on the isa server itself. ????? Rod Rodriguez Director, IT Services Pinkerton Academy 603-437-5200 Ext 1117 Rod@xxxxxxxxxxxxxxxxxxxx