From owner-freebsd-questions@FreeBSD.ORG Wed Jun 23 14:02:21 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 8168F16A4CE for ; Wed, 23 Jun 2004 14:02:21 +0000 (GMT) Received: from dirg.bris.ac.uk (dirg.bris.ac.uk [137.222.10.102]) by mx1.FreeBSD.org (Postfix) with ESMTP id 43BD543D55 for ; Wed, 23 Jun 2004 14:02:21 +0000 (GMT) (envelope-from Jan.Grant@bristol.ac.uk) Received: from mail.ilrt.bris.ac.uk ([137.222.16.62]) by dirg.bris.ac.uk with esmtp (Exim 4.34) id 1Bd8Jn-0001LC-Qs; Wed, 23 Jun 2004 15:01:41 +0100 Received: from cmjg (helo=localhost) by mail.ilrt.bris.ac.uk with local-esmtp (Exim 4.34) id 1Bd8Gu-0001rr-J0; Wed, 23 Jun 2004 14:58:40 +0100 Date: Wed, 23 Jun 2004 14:58:40 +0100 (BST) From: Jan Grant X-X-Sender: cmjg@mail.ilrt.bris.ac.uk To: Edd In-Reply-To: <200406231228.i5NCSpD01076@server1.web-mania.com> Message-ID: References: <200406231228.i5NCSpD01076@server1.web-mania.com> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: Jan Grant X-Spam-Score: 0.0 X-Spam-Level: / cc: freebsd-questions@freebsd.org Subject: Re: Utility to guess a remote hosts operating system? 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: Wed, 23 Jun 2004 14:02:21 -0000 On Wed, 23 Jun 2004, Edd wrote: > My question is: > > Does such a utility exist? I know nmap can guess os, but it takes a few > seconds and a port scan is needed first. Is there just a simply util > that can tell me without the port scan? How would that operate? Some kind of network fingerprinting is required. If you can narrow down the parameters of your question (eg: I have a network of windows machines and I'd like to figure out exact versions on each one) then you might have more luck. -- jan grant, ILRT, University of Bristol. http://www.ilrt.bris.ac.uk/ Tel +44(0)117 9287088 Fax +44 (0)117 9287112 http://ioctl.org/jan/ __/\____/\_____/\____/|_____________________________________ flatline