From mboxrd@z Thu Jan  1 00:00:00 1970
From: Georgi Alexandrov <georgi.alexandrov@gmail.com>
Subject: Re: FORWARD Chain Question
Date: Sat, 10 Dec 2005 10:15:58 +0200
Message-ID: <439A8EBE.3030505@gmail.com>
References: <BOEKIIIKCIBKDMDMHHLLIEPHDEAA.gene@poh.com>
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Gene Dellinger wrote:

>On a multi-homed machine being used as a firewall, if
>a packet is forward'd from one interface to another.
>Does the packet enter the in at PRE-ROUTING portion of iptables
>chain again for that interface? It may seem obvious but
>I just want to make sure I am clear on that aspect of the
>chain traversal.
>
>Thanks
>Gene D.
>
>
>  
>
Actually yes, the first chain that it hits is the PREROUTING chain of 
the mangle table.

ref: 
http://iptables-tutorial.frozentux.net/iptables-tutorial.html#TRAVERSINGOFTABLES


regards,
Georgi Alexandrov