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Re: deny kazaa , imesh, chat programs

On Wednesday 13 August 2003 00:30, Derrick 'dman' Hudson wrote:

> On Wed, Aug 13, 2003 at 01:07:58AM +0300, Mehmet AK wrote:
> | Hi there
> | 
> | i want to deny kazaa , imesh etc. and chat programs our local
> | network . can u help me
> From what I've heard about kazaa, it can't be blocked by a simple
> port-matching firewall rule.  I've heard that it uses any and all
> ports it can, including 80, to try and bypass simple firewall rules.
> Instead you need full application-level introspection of the packets
> to identify kazaa traffic.  The only tool I know of that does this
> is
> the load balancer Taylor U. installed a year or so ago.  It's a
> commercial hardware device that costs somewhere on the order of $12K
> (USD).  If you want me to find out what it is I'll get in touch with
> the admin at TU and pass on the info.

Referring to Kazaa there was just recently a post on debian-firewall.
You can see the summary at


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