From: Sarwat Siddiqui (sarwats@rogers.com)
Date: Fri Jan 23 2004 - 14:20:29 GMT-3
I have tested it using ACL on edge routers and also with Checkpoint
firewall. Work good. See the port number in the link below and block them
using port number
http://kbserver.netgear.com/kb_web_files/n100495.asp
----- Original Message -----
From: "Jason Aarons" <jaarons@hotmail.com>
To: <ccielab@groupstudy.com>
Sent: Friday, January 23, 2004 11:50 AM
Subject: RE: How can I block Messenger services?
> Wouldn't that be expensive? How about IP Nbar ?
>
> >From: "Bezverkhi, Serguei" >Reply-To: "Bezverkhi, Serguei" >To: "Nir
> Wittenberg" , >Subject: RE: How can I block Messenger services? >Date:
> Fri, 23 Jan 2004 11:39:07 -0500 > >You could use Cisco Secure Agent
> (CSA), it blocks these services >perfectly. > >HTH > >Serguei >
> >-----Original Message----- >From: nobody@groupstudy.com
> [mailto:nobody@groupstudy.com] On Behalf Of >Nir Wittenberg >Sent:
> January 23, 2004 11:30 AM >To: ccielab@groupstudy.com >Subject: OT:How
> can I block Messenger services? > >What are the options to block such
> services as Instant Messenger, Yahoo >Messenger, and AOL Messenger? I
> have searched and it does not seem that >this could be done strictly with
> a PIX. > >Any advice is appreciated, >Nir >
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