Thank you, It is working ! external_acl_type my_ip_check %SRC /usr/lib/squid/ip_user_check -f /var/ip_check.conf ip_check.conf(sample line allowing a subnet): 192.168.2.0/255.255.255.0 ALL -----Original Message----- From: Henrik Nordstrom [mailto:henrik@xxxxxxxxxxxxxxxxxxx] Sent: May 18, 2006 2:28 PM To: Julien Chavanton Cc: squid-users@xxxxxxxxxxxxxxx Subject: Re: I want to do external_acl_type on a transparentsquid proxy ? tor 2006-05-18 klockan 11:06 -0400 skrev Julien Chavanton: > I want to do external_acl_type on a transparent squid proxy ? Ok. > If I do not send a login like this : > external_acl_type type-name %SRC /path/to/my_acl_program > > Is it going to work ? Yes. It's only authentication and ident which can not be used on transparently intercepted requests, all other features can be used just as in proxied requests. Regards Henrik