Have you tried applying the post SP2 hot fixes for ISA 2004 ? http://support.microsoft.com/kb/916106/en-us HTH. Regards, Raj Periyasamy MCSE(Messaging), CCNA ________________________________ From: isalist-bounce@xxxxxxxxxxxxx [mailto:isalist-bounce@xxxxxxxxxxxxx] On Behalf Of Michael Ross Sent: Wednesday, August 30, 2006 10:45 AM To: isalist@xxxxxxxxxxxxx Subject: [isalist] help 502 the students just came back to school over the summer no changes were made to the ISA server now no kids can hit the net. .we get this error.. ideas? isa 2004 sp2 The ISA Server denied the specified Uniform Resource Locator (URL). (12202)