From owner-freebsd-questions@FreeBSD.ORG Mon Aug 16 12:21:59 2004 Return-Path: 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 10A6616A4CE for ; Mon, 16 Aug 2004 12:21:59 +0000 (GMT) Received: from ei.bzerk.org (ei.xs4all.nl [213.84.67.5]) by mx1.FreeBSD.org (Postfix) with ESMTP id 18F3D43D4C for ; Mon, 16 Aug 2004 12:21:56 +0000 (GMT) (envelope-from mail25@bzerk.org) Received: from ei.bzerk.org (BOFH@localhost [127.0.0.1]) by ei.bzerk.org (8.12.10/8.12.10) with ESMTP id i7GCO1WA081291; Mon, 16 Aug 2004 14:24:01 +0200 (CEST) (envelope-from mail25@bzerk.org) Received: (from bulk@localhost) by ei.bzerk.org (8.12.10/8.12.10/Submit) id i7GCO0YD081290; Mon, 16 Aug 2004 14:24:00 +0200 (CEST) (envelope-from mail25@bzerk.org) Date: Mon, 16 Aug 2004 14:24:00 +0200 From: Ruben de Groot To: Kevin Stevens Message-ID: <20040816122400.GA81160@ei.bzerk.org> Mail-Followup-To: Ruben de Groot , Kevin Stevens , Bill Moran , Remko Lodder , freebsd-questions@freebsd.org References: <200408151429.05110.aaron@daltons.ca> <20040815170806.45fcb779.wmoran@potentialtech.com> <200408151603.26022.aaron@daltons.ca> <411FE2E9.1090704@elvandar.org> <20040815183205.66b753cd.wmoran@potentialtech.com> <688492D4-EF2F-11D8-9CD1-000A959CEE6A@pursued-with.net> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <688492D4-EF2F-11D8-9CD1-000A959CEE6A@pursued-with.net> User-Agent: Mutt/1.4.2.1i cc: Remko Lodder cc: Bill Moran cc: freebsd-questions@freebsd.org Subject: Re: Is promiscuous mode bad? X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 16 Aug 2004 12:21:59 -0000 On Sun, Aug 15, 2004 at 07:53:10PM -0700, Kevin Stevens typed: > > A lot of network scanners also trigger on NICS in promiscuous mode > (there's a way to detect them, I forget the details at the moment) > because admins want to know if any hosts are out there sniffing. How sure are you about that? AFAIK there's no way to detect a NIC in promiscuous mode *from the outside*. I would be very interested in a network scanner that could. Ruben