From owner-freebsd-security Fri May 4 7:19:18 2001 Delivered-To: freebsd-security@freebsd.org Received: from ringworld.nanolink.com (ringworld.nanolink.com [195.24.48.13]) by hub.freebsd.org (Postfix) with SMTP id 936FF37B423 for ; Fri, 4 May 2001 07:19:13 -0700 (PDT) (envelope-from roam@orbitel.bg) Received: (qmail 18645 invoked by uid 1000); 4 May 2001 14:17:23 -0000 Date: Fri, 4 May 2001 17:17:23 +0300 From: Peter Pentchev To: Andrew Barros Cc: "lists@mail.ru" , freebsd-security@FreeBSD.ORG Subject: Re: reverse or not Message-ID: <20010504171723.A18615@ringworld.oblivion.bg> Mail-Followup-To: Andrew Barros , "lists@mail.ru" , freebsd-security@FreeBSD.ORG References: <5.0.2.1.2.20010503145244.00a12e50@nol.co.za> <20010503170027.B9233@tjhsst.edu> <3AF1DC23.32BB39B3@globalstar.com> <3AF23077.55DEA3D8@mail.ru> <20010504084039.G9233@tjhsst.edu> <20010504155725.Q13382@ringworld.oblivion.bg> <20010504090432.H9233@tjhsst.edu> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.2.5i In-Reply-To: <20010504090432.H9233@tjhsst.edu>; from abarros@tjhsst.edu on Fri, May 04, 2001 at 09:04:32AM -0400 Sender: owner-freebsd-security@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org On Fri, May 04, 2001 at 09:04:32AM -0400, Andrew Barros wrote: > Yes, ns1.tjhsst.edu is on the same ethernet segment as the box. > > 127.0.0.1 is in /etc/hosts There is at least one MTA I know (qmail) that does not honor /etc/hosts. There might be others like that. Make sure a lookup for 127.0.0.1 is answered by your nameserver. Actually, this is something that I was going to ask about in my previous post, but I plain forgot ;) Yes, telnetd does honor /etc/hosts, some MTA's don't. Is 127.0.0.1 in DNS? G'luck, Peter -- When you are not looking at it, this sentence is in Spanish. > On Fri, May 04, 2001 at 03:57:25PM +0300, Peter Pentchev wrote: > ->On Fri, May 04, 2001 at 08:40:39AM -0400, Andrew Barros wrote: > ->> > ->> There are two things that I'm sure of > ->> > ->> 1) The boxes have correct reverse DNS > ->> > ->> 2) They use ns1.tjhsst.edu as their nameserver(a different box) > ->> which has the correct reverse DNS > ->> > ->> The problem is that while these things are true, and out T1 is up > ->> it works normally. When the T1 goes out, it takes a _long_ time. Telnet > ->> ,however, is unaffected by this. > -> > ->When you say 'correct reverse DNS', you do mean 127.0.0.1 too, right? > ->And (a stupid question, but one that needs asking nevertheless) ns1.tjhsst.edu > ->is reachable when your T1 goes down, right? To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-security" in the body of the message