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Date: Fri, 7 Feb 2003 00:10:44 +0100
To: Stephen Clark <sclark46@earthlink.net>
Cc: linux-kernel@vger.kernel.org
Subject: Re: NAT counting
Message-ID: <20030206231044.GA8704@hh.idb.hist.no>
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From: Helge Hafting <helgehaf@aitel.hist.no>
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On Thu, Feb 06, 2003 at 09:46:44AM -0500, Stephen Clark wrote:
> Hi all,
> 
> Is Linux being fixed to prevent this?
> 
> 
> "how to remotely count the number of machines hiding behind a NAT box" 
> <http://www.research.att.com/%7Esmb/papers/fnat.pdf> /
> 
Not a problem.  The purpose of NAT isn't to "hide" stuff, but
to share an ipv4 address.  If you need more than that, let a
firewall mangle your packets in interesting ways.
You can probably do that with linux if you really want to...

Helge Hafting