From owner-freebsd-ipfw@FreeBSD.ORG  Mon Aug  8 18:48:03 2005
Return-Path: <owner-freebsd-ipfw@FreeBSD.ORG>
X-Original-To: freebsd-ipfw@freebsd.org
Delivered-To: freebsd-ipfw@freebsd.org
Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125])
	by hub.freebsd.org (Postfix) with ESMTP id C2A7F16A41F
	for <freebsd-ipfw@freebsd.org>; Mon,  8 Aug 2005 18:48:03 +0000 (GMT)
	(envelope-from tataz@tataz.chchile.org)
Received: from postfix4-2.free.fr (postfix4-2.free.fr [213.228.0.176])
	by mx1.FreeBSD.org (Postfix) with ESMTP id 671D143D49
	for <freebsd-ipfw@freebsd.org>; Mon,  8 Aug 2005 18:48:03 +0000 (GMT)
	(envelope-from tataz@tataz.chchile.org)
Received: from tatooine.tataz.chchile.org
	(vol75-8-82-233-239-98.fbx.proxad.net [82.233.239.98])
	by postfix4-2.free.fr (Postfix) with ESMTP id E34FC3233F7;
	Mon,  8 Aug 2005 20:48:01 +0200 (CEST)
Received: by tatooine.tataz.chchile.org (Postfix, from userid 1000)
	id 485C2405B; Mon,  8 Aug 2005 20:48:16 +0200 (CEST)
Date: Mon, 8 Aug 2005 20:48:16 +0200
From: Jeremie Le Hen <jeremie@le-hen.org>
To: vladone <vladone@spaingsm.com>
Message-ID: <20050808184816.GO45385@obiwan.tataz.chchile.org>
References: <868811314.20050808145718@spaingsm.com>
Mime-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <868811314.20050808145718@spaingsm.com>
User-Agent: Mutt/1.5.9i
Cc: freebsd-ipfw@freebsd.org
Subject: Re: teoretical question about ipfw
X-BeenThere: freebsd-ipfw@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: IPFW Technical Discussions <freebsd-ipfw.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-ipfw>,
	<mailto:freebsd-ipfw-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-ipfw>
List-Post: <mailto:freebsd-ipfw@freebsd.org>
List-Help: <mailto:freebsd-ipfw-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-ipfw>,
	<mailto:freebsd-ipfw-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Mon, 08 Aug 2005 18:48:03 -0000

Hi,

> I have this situation:
> ipfw pipe 1 config bw 512kbits/s
> ipfw queue 1 config pipe 1 mask dst-ip 0xffffff
> ipfw add queue 1 ip from any to any out via $private_interface
> 
> Acording with man pages, this configurations give to each host same
> bandwith.
> My question:
> I have 2 users:
> first download an file from an good server with maximum speed posibil
> second download an file with very little speed from another server
> 
> My rules split bandwith equal for both users in this case? More
> exactly, each user have 256kbits/s, even if an user cannot
> use all bandwith?

I'm not 100% sure about it, but as a long time user of ipfw/dummynet,
I would say that bandwidth not used by the second one will be given to
the first one.  However Luigi surely has the right answer on this.

Regards,
-- 
Jeremie Le Hen
< jeremie at le-hen dot org >< ttz at chchile dot org >