From owner-freebsd-isp@FreeBSD.ORG  Sun Aug 24 21:37:35 2003
Return-Path: <owner-freebsd-isp@FreeBSD.ORG>
Delivered-To: freebsd-isp@freebsd.org
Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125])
	by hub.freebsd.org (Postfix) with ESMTP id 6F1CE16A4BF
	for <freebsd-isp@freebsd.org>; Sun, 24 Aug 2003 21:37:35 -0700 (PDT)
Received: from spooky.eis.net.au (spooky.eis.net.au [203.12.171.2])
	by mx1.FreeBSD.org (Postfix) with ESMTP id 430EE43FF9
	for <freebsd-isp@freebsd.org>; Sun, 24 Aug 2003 21:37:34 -0700 (PDT)
	(envelope-from ernie@spooky.eis.net.au)
Received: (from ernie@localhost)
	by spooky.eis.net.au (8.12.8p1/8.12.8) id h7P4bQYR066886;
	Mon, 25 Aug 2003 14:37:26 +1000 (EST)
	(envelope-from ernie)
From: User Ernie <ernie@spooky.eis.net.au>
Message-Id: <200308250437.h7P4bQYR066886@spooky.eis.net.au>
In-Reply-To: <FE045D4D9F7AED4CBFF1B3B813C8533702742497@mail.sandvine.com>
To: Don Bowman <don@sandvine.com>
Date: Mon, 25 Aug 2003 14:37:26 +1000 (EST)
X-Mailer: ELM [version 2.4ME+ PL99b (25)]
MIME-Version: 1.0
Content-Transfer-Encoding: 7bit
Content-Type: text/plain; charset=US-ASCII
cc: freebsd-isp@freebsd.org
Subject: Re: Blocking Virus ICMP flood
X-BeenThere: freebsd-isp@freebsd.org
X-Mailman-Version: 2.1.1
Precedence: list
List-Id: Internet Services Providers <freebsd-isp.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-isp>,
	<mailto:freebsd-isp-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-isp>
List-Post: <mailto:freebsd-isp@freebsd.org>
List-Help: <mailto:freebsd-isp-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-isp>,
	<mailto:freebsd-isp-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Mon, 25 Aug 2003 04:37:35 -0000

[ Charset ISO-8859-1 unsupported, converting... ]
> > From: User Ernie [mailto:ernie@spooky.eis.net.au]
> > 
> > Does anyone know if ipfw can do someting similar to:
> > 
> >  deny icmp any any echo tos min-delay
> > 
> > Which is the Cisco command I use to try and limit the flood 
> > style icmp traffic from the
> > recent Internet viruses.
> > 
> > - Ernie.
> 
> ipfw add deny icmp from any to any icmptypes 0,8  iptos lowdelay
> 
I tried that but it gives me the following error:

ipfw: unknown or out of order argument `iptos''


Does it depend on FreeBSD version? I am running 4.8-STABLE

- Ernie.