http://linux.die.net/man/8/squid_ldap_group Specifying a good search filter was the hardest part for me. Here's the basic, relevant portions of mine from squid.conf for 2.6.STABLE13: auth_param basic program /path/to/squid_ldap_auth ..... external_acl_type ldap-group %LOGIN /path/to/squid_ldap_group ..... acl valid_users proxy_auth REQUIRED acl BannedGroup external ldap-group INTERNET_BANNED http_access deny BannedGroup http_access allow valid_users http_access deny all Hopefully that will at least get you going in the right direction, Rob ------------------------------------- Rob Asher Network Systems Technician Paragould School District (870)236-7744 Ext. 169 >>> Squidly <squid@xxxxxxxxxxxxxxxxxxx> 5/28/2008 2:42 PM >>> I have squid authenticating against my openLDAP server for all users but I am unable to locate any reference to limiting access by an LDAP group . If someone could point me in the right direction it would be appreciated. -- This message has been scanned for viruses and dangerous content by The MailScanner at the Paragould School District, http://paragould.k12.ar.us, and is believed to be clean.