Tried that, it did not solve the problem =) Carson Reid, MCSE,MCSA,A+ Network Administrator Herzing College Winnipeg Campus LEARN.EARN.WIN. PHONE: 204.775.8175 FAX: 204.783.8107 Creid@xxxxxxxxxxxxxxx -----Original Message----- From: Randy Seibert [mailto:rseibert@xxxxxxxxxxxxxxxxx] Sent: Tuesday, May 07, 2002 10:06 AM To: [ISAserver.org Discussion List] Subject: [isalist] Re: MSN Messenger using HTTP http://www.ISAserver.org Block *.msn.com ----- Original Message ----- From: "Carson Reid" <creid@xxxxxxxxxxxxxxx> To: "[ISAserver.org Discussion List]" <isalist@xxxxxxxxxxxxx> Sent: Tuesday, May 07, 2002 9:56 AM Subject: [isalist] MSN Messenger using HTTP http://www.ISAserver.org Hello everyone, So, I've used the predefined protocol definitions to block MSN messenger, but my clients still get through. I create packet filters to block the ports that messenger uses and my clients still get through. I check the messenger connection status and it says that it is using HTTP to communicate. My clients can even transfer files via HTTP with messenger. If anyone knows how to block this, please let me know. Carson Reid, MCSE,MCSA,A+ Network Administrator Herzing College Winnipeg Campus LEARN.EARN.WIN. PHONE: 204.775.8175 FAX: 204.783.8107 Creid@xxxxxxxxxxxxxxx ------------------------------------------------------ You are currently subscribed to this ISAserver.org Discussion List as: rseibert@xxxxxxxxxxxxxxxxx To unsubscribe send a blank email to $subst('Email.Unsub') ------------------------------------------------------ You are currently subscribed to this ISAserver.org Discussion List as: creid@xxxxxxxxxxxxxxx To unsubscribe send a blank email to $subst('Email.Unsub')