From owner-freebsd-questions@FreeBSD.ORG  Fri Oct  7 15:40:02 2005
Return-Path: <owner-freebsd-questions@FreeBSD.ORG>
X-Original-To: freebsd-questions@freebsd.org
Delivered-To: freebsd-questions@freebsd.org
Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125])
	by hub.freebsd.org (Postfix) with ESMTP id 19A5F16A41F
	for <freebsd-questions@freebsd.org>;
	Fri,  7 Oct 2005 15:40:02 +0000 (GMT)
	(envelope-from lavalamp@spiritual-machines.org)
Received: from mail.digitalfreaks.org (arbitor.digitalfreaks.org
	[216.151.95.158])
	by mx1.FreeBSD.org (Postfix) with ESMTP id 912BF43D55
	for <freebsd-questions@freebsd.org>;
	Fri,  7 Oct 2005 15:40:01 +0000 (GMT)
	(envelope-from lavalamp@spiritual-machines.org)
Received: by mail.digitalfreaks.org (Postfix, from userid 1022)
	id 2DF9A1141C; Fri,  7 Oct 2005 11:40:01 -0400 (EDT)
Received: from localhost (localhost [127.0.0.1])
	by mail.digitalfreaks.org (Postfix) with ESMTP id 2CABB1141B;
	Fri,  7 Oct 2005 11:40:01 -0400 (EDT)
Date: Fri, 7 Oct 2005 11:40:01 -0400 (EDT)
From: "Brian A. Seklecki" <lavalamp@spiritual-machines.org>
X-X-Sender: lavalamp@arbitor.digitalfreaks.org
To: John Conover <conover@rahul.net>
In-Reply-To: <20051007084807.13455.qmail@rahul.net>
Message-ID: <20051007113918.B95280@arbitor.digitalfreaks.org>
References: <20051007084807.13455.qmail@rahul.net>
MIME-Version: 1.0
Content-Type: TEXT/PLAIN; charset=US-ASCII; format=flowed
Cc: freebsd-questions@freebsd.org
Subject: Re: Security risk associated with a NIC's promiscuous mode?
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: Fri, 07 Oct 2005 15:40:02 -0000

On Fri, 7 Oct 2005, John Conover wrote:

>
> Is there any security risk associated with a NIC's promiscuous mode

IF you're on a switched LAN, you'll only see traffic destined for MACs 
that the switched has learned on your port (your NICs), plus 
multi/broadcast.

Unless you configure switch "mirroring" or trunking.

~BAS

> while running tcpdump and/or arpwatch?
>
>      Thanks,
>
>      John
>
> -- 
>
> John Conover, conover@rahul.net, http://www.johncon.com/
> _______________________________________________
> freebsd-questions@freebsd.org mailing list
> http://lists.freebsd.org/mailman/listinfo/freebsd-questions
> To unsubscribe, send any mail to "freebsd-questions-unsubscribe@freebsd.org"
>

l8*
 	-lava

x.25 - minix - bitnet - plan9 - 110 bps - ASR 33 - base8