Try changing the Internet Settings within IExplorer to only use a Proxy server. Tools, Internet Coptions, Connections, LAN Settings Deselect "Automatically detect settings" Deselect "Use automatic configuration script" Enable "Use a proxy server" and enter the name and port (8080) of your firewall. -----Original Message----- From: Elliott Davidow [mailto:Elliott.Davidow@xxxxxxxxxxxx] Sent: 04 December 2002 18:40 PM To: [ISAserver.org Discussion List] Subject: [isalist] Proxy Server requires authorization http://www.ISAserver.org We started getting the Proxy Server requires authorization (NTLM). We have unchecked "Ask unauthenticated for authentication" boxes will no luck. Please advise. EL ------------------------------------------------------ List Archives: http://www.webelists.com/cgi/lyris.pl?enter=isalist ISA Server Newsletter: http://www.isaserver.org/pages/newsletter.asp ISA Server FAQ: http://www.isaserver.org/pages/larticle.asp?type=FAQ ------------------------------------------------------ Exchange Server Resource Site: http://www.msexchange.org/ Windows Security Resource Site: http://www.windowsecurity.com/ Windows 2000/NT Fax Solutions: http://www.ntfaxfaq.com ------------------------------------------------------ You are currently subscribed to this ISAserver.org Discussion List as: robertson.william@xxxxxxxxxxxxxx To unsubscribe send a blank email to $subst('Email.Unsub')