From mboxrd@z Thu Jan  1 00:00:00 1970
From: Ruprecht Helms <rhelms@my-mail.ch>
Subject: Re: question
Date: Thu, 27 Oct 2005 11:09:15 +0200
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To: Marcin Giedz <marcin.giedz@eulerhermes.pl>
Cc: netfilter@lists.netfilter.org

Marcin Giedz wrote:

> 
> I don't get it :(
> How with tcpdump as tcpdump is only dump traffic tool - as I know it can't 
> change anything or I'm wrong?

You are right. As I know it only dump.
What you need is a hexeditor or you are looking for a tool that do 
hexediting in the fly.

But that is offtopic in this list.

Regards,
Ruprecht