have you tried blocking it on iptables? port 5101 is the one that msn msgr is using...
> -----Original Message----- > From: Georges J. Jahchan, Eng. [mailto:[EMAIL PROTECTED] > Sent: Saturday, March 01, 2003 4:20 PM > To: Squid-Users > Subject: [squid-users] Blocking Yahoo! & MSN Messengers thru Squid. > > Trying to block Yahoo! Messenger & MSN Messenger without disallowing > connections to TCP ports 443 & 563 or blocking Yahoo! Mail and HotMail in > squid v2.5 stable1. > Following is the interesting part in squid.conf: > acl SSL_ports port 443 563 > acl CONNECT method CONNECT > http_access deny CONNECT !SSL_ports > In the access log, I see the following: > 1046394571.141 9423 127.0.0.1 TCP_MISS/200 2755 CONNECT > loginnet.passport.com:443 - DIRECT/65.54.228.253 - > 1045515709.636 12619 127.0.0.1 TCP_MISS/200 15952 CONNECT > login.yahoo.com:443 - DIRECT/64.58.76.98 - > My guess is the Messengers would connect through any open port, but I have > not tested it. > Obviously, both are working. Blocking access to port 443 is out of the > question as this disables access to secure web sites through squid. > Blocking loginnet.passport.com and login.yahoo.com would mean login > becomes impossible to HotMail and Yahoo! Mail. > Any ideas on how to "surgically" block the Messengers without blocking > Yahoo! Mail and HotMail in squid? > TIA > --- Outgoing mail is certified Virus Free. Checked by AVG anti-virus system (http://www.grisoft.com). Version: 6.0.459 / Virus Database: 258 - Release Date: 2/25/2003 -- This message has been scanned for viruses and dangerous contents on SSCR Email Scanner Server, and is believed to be clean.
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