From owner-freebsd-questions@FreeBSD.ORG Tue Aug 1 06:04:54 2006 Return-Path: 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 379B916A4DD for ; Tue, 1 Aug 2006 06:04:54 +0000 (UTC) (envelope-from freebsd@hub.org) Received: from hub.org (hub.org [200.46.204.220]) by mx1.FreeBSD.org (Postfix) with ESMTP id 0829944080 for ; Tue, 1 Aug 2006 05:58:39 +0000 (GMT) (envelope-from freebsd@hub.org) Received: from localhost (mx1.hub.org [200.46.208.251]) by hub.org (Postfix) with ESMTP id EED7D291B11 for ; Tue, 1 Aug 2006 02:58:36 -0300 (ADT) Received: from hub.org ([200.46.204.220]) by localhost (mx1.hub.org [200.46.208.251]) (amavisd-new, port 10024) with ESMTP id 74968-01-3 for ; Tue, 1 Aug 2006 02:58:20 -0300 (ADT) Received: from ganymede.hub.org (blk-224-179-167.eastlink.ca [24.224.179.167]) by hub.org (Postfix) with ESMTP id 4BD00291C79 for ; Tue, 1 Aug 2006 01:38:31 -0300 (ADT) Received: by ganymede.hub.org (Postfix, from userid 1027) id 295E05C8A2; Mon, 31 Jul 2006 22:08:52 -0300 (ADT) Received: from localhost (localhost [127.0.0.1]) by ganymede.hub.org (Postfix) with ESMTP id 248EC344AB; Mon, 31 Jul 2006 22:08:52 -0300 (ADT) Date: Mon, 31 Jul 2006 22:08:52 -0300 (ADT) From: User Freebsd To: Xiao-Yong Jin In-Reply-To: <871ws1v261.fsf@photon.homelinux.org> Message-ID: <20060731220830.B27679@ganymede.hub.org> References: <20060728164526.E27679@ganymede.hub.org> <87slklj9hu.fsf@photon.homelinux.org> <20060729021007.F27679@ganymede.hub.org> <44CD41EC.6030605@freebsd.org> <20060730233839.I27679@ganymede.hub.org> <44CDAA98.3030702@freebsd.org> <44CDE02F.4090604@dial.pipex.com> <44CE7DD0.9070902@childeric.freeserve.co.uk> <871ws1v261.fsf@photon.homelinux.org> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII; format=flowed Cc: freebsd-questions@freebsd.org Subject: Re: Gotta start somewhere ... how many of us are really out there? X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 01 Aug 2006 06:04:54 -0000 On Mon, 31 Jul 2006, Xiao-Yong Jin wrote: > Chris Whitehouse writes: > >> Alex Zbyslaw wrote: >>> Counting portsnap and cvsup accesses is non-intrusive - i.e. nothing >>> sent from local host - will count systems from any version of >>> FreeBSD, but will never count everything because sites with multiple >>> hosts may easily have local propagation mechanisms. But you will >>> get an order of magnitude. However, how do you deal with systems >>> with variable IPs? I don't know enough about the internals of >>> either portsnap or cvsup to know if there is some kind of unique id >>> associated with hosts. If not, then you'd wildly over count for >>> many home-based, variable IP systems. >> >> Maybe not so many, my non-static ip hasn't changed since I signed up 3 >> years ago despite turning off the modem for the odd day or >> two. Another network I look after also hasn't changed in a year. >> > But one can't rely on that. You'll definitely see more than one ip > associated with my laptop, if I move it around. > > A more reliable way that I can think of is generating a unique ID > number when a system finishes installation or upon the first boot. > However, it may involve some additional privacy problem. What do you > think? How does Solaris generate its 'hostid'? Is it a hardware/sparc thing, or software? ---- Marc G. Fournier Hub.Org Networking Services (http://www.hub.org) Email . scrappy@hub.org MSN . scrappy@hub.org Yahoo . yscrappy Skype: hub.org ICQ . 7615664