Mahdi, There is a Q article which relates this issue to a possible username/password problem (combo specified incorrectly). Check out Q article 279964 at http://support.microsoft.com/default.aspx?scid=kb;EN-US;q279964 to see if this helps at all. Jason -----Original Message----- From: Mahdi [mailto:mahdi_shirazi@xxxxxxxxx] Sent: Saturday, February 23, 2002 7:40 AM To: [ISAserver.org Discussion List] Subject: [isalist] dial-out problem (12207) http://www.ISAserver.org hi I have an ISA server with secureNAT clients. ISA connects to internet with dial up (primery route) when a user requests a web page . the dial up connection was established correctly but I recive this message in clients internet explorer: 500 Internal Server Error - ISA Server dial-out connection failed. The administrator should manually dial the specified phonebook entry to determine if the number can be reached. (12207) Internet Security and Acceleration Server please help me tanks. mahdi ------------------------------------------------------ You are currently subscribed to this ISAserver.org Discussion List as: jasonb54@xxxxxxxxx To unsubscribe send a blank email to $subst('Email.Unsub')