On 03.04.06 14:01, Peter Marshall wrote: > Is the following valid syntax ?? > > acl CHAT url_regex -i .icq.com > acl CHAT url_regex -i .msg.yahoo.com > acl CHAT url_regex -i messenger.yahoo > acl CHAT url_regex -i webmessenger > acl CHAT url_regex -i .webmessenger > acl CHAT url_regex -i .webmessenger.msn.com > acl CHAT url_regex -i .messenger.* > acl CHAT url_regex -i gateway.dll > acl CHAT url_regex -i messenger.msn > acl CHAT url_regex -i mirc > acl CHAT url_regex -i icq.com > acl CHAT url_regex -i go.icq > acl CHAT url_regex -i miranda-im.org it is valid (although the dots should be escaped as already pointed out), but very ineffective and your squid will spend much CPU time when comparing so many requests. You should use "dstdomain" at least for some of those and dstdom_regex for some (all?) others. Putting domain names into files will make things a bit clearer, as pointed out, too... -- Matus UHLAR - fantomas, uhlar@xxxxxxxxxxx ; http://www.fantomas.sk/ Warning: I wish NOT to receive e-mail advertising to this address. Varovanie: na tuto adresu chcem NEDOSTAVAT akukolvek reklamnu postu. One OS to rule them all, One OS to find them, One OS to bring them all and into darkness bind them