From mboxrd@z Thu Jan  1 00:00:00 1970
From: Eric Leblond <eric@inl.fr>
Subject: Re: how to match connection tracker's flows?
Date: Wed, 03 Nov 2004 20:07:48 +0100
Message-ID: <1099508868.24863.8.camel@porky>
References: <20041103181718.GA16850@oasis.frogfoot.net>
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On Wed, 2004-11-03 at 20:17 +0200, Abraham van der Merwe wrote:
> Hi!
>=20
> If I add
>=20
> # rules to track ftp
> iptables -t mangle -A POSTROUTING -p tcp -j CONNMARK --restore-mark
> iptables -t mangle -A POSTROUTING -p tcp -m mark ! --mark 0 -j RETURN

If packet are marked they return so leave mangle, so if CONNMARK works
leave mangle.

> # a rule to see how much ftp traffic is matched
> iptables -t mangle -A POSTROUTING -m mark --mark 2

This line is never reached if CONNMARK works.

BR,
--=20
Eric Leblond <eric@regit.org>
NuFW, Now User Filtering Works : http://www.nufw.org

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