From owner-freebsd-questions@FreeBSD.ORG Wed Jul 19 15:18:55 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 688BE16A4DF for ; Wed, 19 Jul 2006 15:18:55 +0000 (UTC) (envelope-from mikhailg@webanoide.org) Received: from overlord.navalradio.cl (overlord.navalradio.cl [201.236.67.146]) by mx1.FreeBSD.org (Postfix) with ESMTP id 6104143D4C for ; Wed, 19 Jul 2006 15:18:54 +0000 (GMT) (envelope-from mikhailg@webanoide.org) Received: from [10.0.0.7] (ppp111-84.lns1.hba1.internode.on.net [150.101.111.84]) (authenticated bits=0) by overlord.navalradio.cl (8.13.6/8.13.6) with ESMTP id k6JFJs1E001197; Wed, 19 Jul 2006 11:19:58 -0400 (CLT) (envelope-from mikhailg@webanoide.org) Message-ID: <44BE4D44.9080901@webanoide.org> Date: Thu, 20 Jul 2006 01:18:28 +1000 From: Mikhail Goriachev Organization: Webanoide User-Agent: Thunderbird 1.5.0.4 (Macintosh/20060516) MIME-Version: 1.0 To: Dan Busarow References: <22BA0809-1731-11DB-8406-0003934CC29E@dpcsys.com> In-Reply-To: <22BA0809-1731-11DB-8406-0003934CC29E@dpcsys.com> Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: 8bit X-Spam-Status: No, score=-98.7 required=5.0 tests=AWL,RCVD_IN_SORBS_DUL, USER_IN_WHITELIST autolearn=no version=3.1.3 X-Spam-Checker-Version: SpamAssassin 3.1.3 (2006-06-01) on overlord.navalradio.cl Cc: freebsd-questions@freebsd.org Subject: Re: :::. Sendmail & WorkAroundBrokenAAAA. 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: Wed, 19 Jul 2006 15:18:55 -0000 Dan Busarow wrote: > On Wednesday, July 19, 2006, at 01:09 AM, Mikhail Goriachev wrote: > >> Doug Hardie wrote: >>> That option has worked quite well for me. However, there may be >>> something unusual with the DNS for that domain. You will probably >>> need to provide some specifics on the domain so we can see what DNS >>> is returning. >>> >> >> Thanks for looking into this. I just realised that the domain in >> question got fixed overnight after notifying the sysadmin. I guess this >> is a good thing, yet I'm left puzzled with the difference between >> confBIND_OPTS option and compiled INET6 support. > > WorkAroundBrokenAAAA does not disable IPv6 lookups, it simply changes > the behaviour when receiving SERVFAIL during an IPv6 lookup. Thanks for your input Dan. This was exactly my problem. I was getting SERVFAIL and the WorkAroundBrokenAAAA wasn't doing its job despite its purpose to overcome broken DNS responses. Hence, I decided to recompile sendmail without INET6 support and it worked. > From the sendmail ops manual > > Use “WorkAroundBrokenAAAA” when faced with a broken nameserver that > returns SERVFAIL (a temporary failure) on T_AAAA (IPv6) lookups > during hostname > canonification. > > Dan -- Mikhail Goriachev Webanoide Telephone: +61 (0)3 62252501 Mobile Phone: +61 (0)4 38255158 E-Mail: mikhailg@webanoide.org Web: http://www.webanoide.org PGP Key ID: 0x4E148A3B PGP Key Fingerprint: D96B 7C14 79A5 8824 B99D 9562 F50E 2F5D 4E14 8A3B