From owner-freebsd-stable@FreeBSD.ORG Tue Mar 4 03:29:23 2008 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id B37131065672 for ; Tue, 4 Mar 2008 03:29:23 +0000 (UTC) (envelope-from edwin@mavetju.org) Received: from mail5out.barnet.com.au (mail5.barnet.com.au [202.83.178.78]) by mx1.freebsd.org (Postfix) with ESMTP id 7E0BE8FC15 for ; Tue, 4 Mar 2008 03:29:23 +0000 (UTC) (envelope-from edwin@mavetju.org) Received: by mail5out.barnet.com.au (Postfix, from userid 1001) id 17D342218950; Tue, 4 Mar 2008 14:29:22 +1100 (EST) X-Viruscan-Id: <47CCC21100003DC9FCBEE2@BarNet> Received: from mail5auth.barnet.com.au (mail5.barnet.com.au [202.83.178.78]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client CN "mail5auth.barnet.com.au", Issuer "*.barnet.com.au" (verified OK)) by mail5.barnet.com.au (Postfix) with ESMTP id B981821B1F7B; Tue, 4 Mar 2008 14:29:21 +1100 (EST) Received: from k7.mavetju (k7.mavetju.org [10.251.1.18]) by mail5auth.barnet.com.au (Postfix) with ESMTP id 47A0A2218804; Tue, 4 Mar 2008 14:29:21 +1100 (EST) Received: by k7.mavetju (Postfix, from userid 1001) id DC23715D; Tue, 4 Mar 2008 14:29:20 +1100 (EST) Date: Tue, 4 Mar 2008 14:29:20 +1100 From: Edwin Groothuis To: "Chris H." Message-ID: <20080304032920.GC2964@k7.mavetju> Mail-Followup-To: Edwin Groothuis , "Chris H." , freebsd-stable@freebsd.org References: <20080303174335.xzd80uz0so48o8sk@webmail.1command.com> <20080303214847.E63813@shell.xecu.net> <20080303192359.5fdwtzl7s48ksg8w@webmail.1command.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20080303192359.5fdwtzl7s48ksg8w@webmail.1command.com> User-Agent: Mutt/1.4.2.3i Cc: freebsd-stable@freebsd.org Subject: Re: What's new on the 127.0.0/24 block in 7? X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 04 Mar 2008 03:29:23 -0000 On Mon, Mar 03, 2008 at 07:23:59PM -0800, Chris H. wrote: > Quoting Andy Dills : > > >On Mon, 3 Mar 2008, Chris H. wrote: > > > >>Greetings, > >>I'm having some difficulty working with anything past 127.0.0.1. > >>It seems impossible to use (create) any addresses on the "loopback" > >>past 127.0.0.1. > >>More specifically; I installed rbldnsd from ports, and it worked quite > >>well on a 6.x install. However, attempting the same config/install on > >>a 7-RC3 install yields the inability to bind/create 127.0.0.2, or > >>127.0.0.3 for rbldnsd to answer on - all queries are refused. The > >>same pinging/digging, etc. > >> > >>The 2 servers have /exactly/ the same net setups, and DNS/rbldnsd > >>configs. Yet no joy on the RELENG_7 box. So it /appears/ something > >>in this area has changed since 6. But I'm unable to discover any > >>info on it. > >> > >>Thank you for all your time and consideration. > > > >What subnet mask did you use when creating the 127.0.0.2 (etc) interfaces > >on lo0? > > > >On 7.0-R, I just ifconfig'ed 127.0.0.2 as an alias to lo0 with a subnet > >mask of 255.255.255.255, and I was able to bind/listen/accept on it with > >no problem. > > Indeed. I have several /24's to manage, and alias the bulk of them to > the NIC on the server(s). But, having /identical/ configurations/setups > of FreeBSD, and rbldnsd on two different servers; the recent RELENG_6 > server desires/requires no alias on lo0, and happily provides a 127.0.0/24 > While the same setup on a 7-RC3 will only provide 127.0.0.1. Which > brings me to my original question; What's different on 7 regarding the > 127.0.0/24 block? Are you sure it's a /24 you are talking about? My 7.0 disks install 127.0.0.1/8 here. Edwin -- Edwin Groothuis | Personal website: http://www.mavetju.org edwin@mavetju.org | Weblog: http://www.mavetju.org/weblog/