This error says that the client failed to authenticate to the proxy server, one way to allow access through ISA is by the IP address of the client machine by a utilizing a client address set. __________________ Kian Davis MCP, MCSE, MCSA -----Original Message----- From: Beautiful Stranger [mailto:aquariouss@xxxxxxxxx] Sent: Tuesday, September 30, 2003 6:06 PM To: Kian W. Davis Subject: done My protocol rule allows all ip traffice so there is no question abt allowing anything If hotmail account is used in outlook it configures itself .... this is the error msg Unable to poll for new messages on your HTTP server. Account: 'Hotmail', Server: 'http://services.msn.com/svcs/hotmail/httpmail.asp', Protocol: HTTPMail, Server Response: 'Proxy Authentication Required ( The ISA Server requires authorization to fulfill the request. Access to the Web Proxy service is denied. )', Port: 0, Secure(SSL): No, Error Number: 0x800CCC37 __________________________________ Do you Yahoo!? The New Yahoo! Shopping - with improved product search http://shopping.yahoo.com