I'm trying to block IM's like MSN, Yahoo..etc...etc I've taken acl's from this list but it doesn't seem to be working. acl all src 0.0.0.0/0.0.0.0 acl manager proto cache_object acl localhost src 127.0.0.1/255.255.255.255 acl to_localhost dst 127.0.0.0/8 acl SSL_ports port 443 563 acl Safe_ports port 80 # http acl Safe_ports port 21 # ftp acl Safe_ports port 22 # ssh acl Safe_ports port 443 563 # https, snews 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 Safe_ports port 4156 acl CONNECT method CONNECT acl usit src 10.133.0.0/16 10.1.0.0/16 acl ICQ url_regex -i .icq.com acl MSN req_mime_type ^application/x-msn-messenger$ acl YAHOO url_regex .msg.yahoo.com acl CHAT url_regex -i webmessenger .webmessenger .messenger.* messenger.yahoo gateway.dll messenger.msn mirc icq.com go.icq miranda-im.org acl WEBMSN url_regex -i .webmessenger.msn.com acl EMESS url_regex -i .e-messenger.net .webmessenger.msn.com/* iloveim.com acl TALK url_regex -i .google.com/talk talk.google.com .google.com/talk* .google.*/talk* http_access allow manager usit http_access deny manager http_access deny !Safe_ports http_access allow CONNECT http_access allow localhost http_access allow usit http_access deny MSN http_access deny ICQ http_access deny YAHOO http_access deny CHAT http_access deny WEBMSN http_access deny EMESS http_access deny TALK http_access deny all ----------------------------------------------------------------- This email message is intended only for the addressee(s) and contains information that may be confidential and/or copyrighted. If you are not the intended recipient please notify the sender by reply email and immediately delete this email. Use, disclosure or reproduction of this email by anyone other than the intended recipient(s) is strictly prohibited. USIT has scanned this email for viruses and dangerous content and believes it to be clean. However, virus scanning is ultimately the responsibility of the recipient. -----------------------------------------------------------------