From owner-freebsd-isp@FreeBSD.ORG  Sun Aug 24 03:51:14 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 3C61616A4C0
	for <freebsd-isp@freebsd.org>; Sun, 24 Aug 2003 03:51:14 -0700 (PDT)
Received: from spooky.eis.net.au (spooky.eis.net.au [203.12.171.2])
	by mx1.FreeBSD.org (Postfix) with ESMTP id 2930343FE1
	for <freebsd-isp@freebsd.org>; Sun, 24 Aug 2003 03:51:13 -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 h7OApA41017243
	for freebsd-isp@freebsd.org; Sun, 24 Aug 2003 20:51:10 +1000 (EST)
	(envelope-from ernie)
From: User Ernie <ernie@spooky.eis.net.au>
Message-Id: <200308241051.h7OApA41017243@spooky.eis.net.au>
To: freebsd-isp@freebsd.org
Date: Sun, 24 Aug 2003 20:51:10 +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
Subject: 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: Sun, 24 Aug 2003 10:51:14 -0000

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.