From owner-freebsd-questions@FreeBSD.ORG  Tue Sep  7 11:00:43 2010
Return-Path: <owner-freebsd-questions@FreeBSD.ORG>
Delivered-To: freebsd-questions@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34])
	by hub.freebsd.org (Postfix) with ESMTP id 556D81065696
	for <freebsd-questions@freebsd.org>;
	Tue,  7 Sep 2010 11:00:43 +0000 (UTC)
	(envelope-from sudakov@sibptus.tomsk.ru)
Received: from relay2.tomsk.ru (relay2.tomsk.ru [212.73.124.8])
	by mx1.freebsd.org (Postfix) with ESMTP id 6B2B78FC1D
	for <freebsd-questions@freebsd.org>;
	Tue,  7 Sep 2010 11:00:41 +0000 (UTC)
X-Virus-Scanned: by clamd daemon 0.93.1 for FreeBSD at relay2.tomsk.ru
Received: from admin.sibptus.tomsk.ru (account sudakov@sibptus.tomsk.ru
	[212.73.125.240] verified)
	by relay2.tomsk.ru (CommuniGate Pro SMTP 5.1.13)
	with ESMTPSA id 14321797 for freebsd-questions@freebsd.org;
	Tue, 07 Sep 2010 18:00:40 +0700
Received: from admin.sibptus.tomsk.ru (sudakov@localhost [127.0.0.1])
	by admin.sibptus.tomsk.ru (8.14.3/8.14.3) with ESMTP id o87B0YKZ051731
	for <freebsd-questions@freebsd.org>;
	Tue, 7 Sep 2010 18:00:40 +0700 (OMSST)
	(envelope-from sudakov@sibptus.tomsk.ru)
Received: (from sudakov@localhost)
	by admin.sibptus.tomsk.ru (8.14.3/8.14.3/Submit) id o87B0XZj051730
	for freebsd-questions@freebsd.org;
	Tue, 7 Sep 2010 18:00:33 +0700 (OMSST)
	(envelope-from sudakov@sibptus.tomsk.ru)
X-Authentication-Warning: admin.sibptus.tomsk.ru: sudakov set sender to
	sudakov@sibptus.tomsk.ru using -f
Date: Tue, 7 Sep 2010 18:00:33 +0700
From: Victor Sudakov <sudakov@sibptus.tomsk.ru>
To: freebsd-questions@freebsd.org
Message-ID: <20100907110033.GA51618@admin.sibptus.tomsk.ru>
Mail-Followup-To: Victor Sudakov <sudakov@sibptus.tomsk.ru>,
	freebsd-questions@freebsd.org
References: <20100822052550.GA42346@admin.sibptus.tomsk.ru>
	<20100907090012.GA48608@admin.sibptus.tomsk.ru>
	<4C8616F0.5010401@gmx.com>
Mime-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <4C8616F0.5010401@gmx.com>
User-Agent: Mutt/1.4.2.3i
Organization: AO "Svyaztransneft", SibPTUS
X-PGP-Key: http://vas.tomsk.ru/vas.asc
Subject: Re: ipfw fwd and ipfw allow
X-BeenThere: freebsd-questions@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: User questions <freebsd-questions.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-questions>, 
	<mailto:freebsd-questions-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-questions>
List-Post: <mailto:freebsd-questions@freebsd.org>
List-Help: <mailto:freebsd-questions-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-questions>, 
	<mailto:freebsd-questions-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Tue, 07 Sep 2010 11:00:43 -0000

Nikos Vassiliadis wrote:
> >Am I asking something unreasonable?
> 
> Not really, but if you ask, one could say that IPFW is a "first
> match wins" firewall, so a fwd or an allow action would be the
> terminal one. You must design your rules accordingly.
> 
> There is also the skipto action which can alter the way packets
> flow through the rules.
> 
> Could you describe in a conrete example what you're trying to
> achieve?

I want forwarded packets to create a dynamic "allow" rule. 

-- 
Victor Sudakov,  VAS4-RIPE, VAS47-RIPN
sip:sudakov@sibptus.tomsk.ru