Hi, Sorry for the delay ive been out of the office for a few days. Currently i have the following (i dont have any auth_ settings enabled): # Define source all acl all src all # Define Safe Ports acl SSL_ports port 443 acl Safe_ports port 80 # http acl Safe_ports port 21 # ftp acl Safe_ports port 443 # https acl Safe_ports port 70 # gopher acl Safe_ports port 210 # wais acl Safe_ports port 1025-65535 # unregistered ports acl Safe_ports port 280 # http-mgmt acl Safe_ports port 488 # gss-http acl Safe_ports port 591 # filemaker acl Safe_ports port 777 # multiling http acl CONNECT method CONNECT # Deny requests to unknown ports http_access deny !Safe_ports # Deny CONNECT to other than SSL ports http_access deny CONNECT !SSL_ports # Allow access to ALL http_access allow all # Define port to listen on http_port 8080 # Define cache peer cache_peer holly.selby.college parent 8080 7 proxy-only no-query no-digest login=PASS default Many thanks, Dean ----- Original Message ----- From: "Amos Jeffries" <squid3@xxxxxxxxxxxxx> To: "Dean A. Welbourn" <welbournd@xxxxxxxxxxxxx> Cc: "squid-users" <squid-users@xxxxxxxxxxxxxxx> Sent: 11 January 2009 21:46:03 o'clock (GMT) Europe/London Subject: Re: NTLM Passthru to ISA2006 > Hi, > > Im trying to implement a Squid proxy with a parent of ISA2006 using > integrated NTLM passthru. Should this be possible? I either get three > username/password prompts before i get an authorization required error > message from the ISA server or just a page can not be displayed error? > > Any help would be greatly appreciated, this is for a college project. > > Many thanks, > > Dean Welbourn > What configuration do you have at present? particularly the auth_*, cache_peer, acl, and http_access lines in the order they appear. Amos