From owner-freebsd-hackers Mon May 20 12:15:51 2002 Delivered-To: freebsd-hackers@freebsd.org Received: from srv1.cosmo-project.de (srv1.cosmo-project.de [213.83.6.106]) by hub.freebsd.org (Postfix) with ESMTP id 8C13837B420 for ; Mon, 20 May 2002 12:15:20 -0700 (PDT) Received: from cicely5.cicely.de (cicely5.cicely.de [IPv6:3ffe:400:8d0:301:200:92ff:fe9b:20e7]) (authenticated bits=0) by srv1.cosmo-project.de (8.12.3/8.12.3) with ESMTP id g4KJETHc074857 (version=TLSv1/SSLv3 cipher=EDH-RSA-DES-CBC3-SHA bits=168 verify=OK); Mon, 20 May 2002 21:15:09 +0200 (CEST) (envelope-from ticso@cicely5.cicely.de) Received: from cicely5.cicely.de (localhost [IPv6:::1]) by cicely5.cicely.de (8.12.1/8.12.1) with ESMTP id g4KJE895072318 (version=TLSv1/SSLv3 cipher=EDH-RSA-DES-CBC3-SHA bits=168 verify=NO); Mon, 20 May 2002 21:14:08 +0200 (CEST)?g (envelope-from ticso@cicely5.cicely.de) Received: (from ticso@localhost) by cicely5.cicely.de (8.12.1/8.12.1/Submit) id g4KJE7v3072317; Mon, 20 May 2002 21:14:07 +0200 (CEST)?g (envelope-from ticso) Date: Mon, 20 May 2002 21:14:07 +0200 From: Bernd Walter To: Damon Anton Permezel Cc: freebsd-hackers@FreeBSD.ORG Subject: Re: 4.6-* sendmail misfeatures Message-ID: <20020520191407.GA72276@cicely5.cicely.de> References: <20020520105154.E962@damon.com> <20020520184010.GD70468@cicely5.cicely.de> <20020520135428.H962@damon.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20020520135428.H962@damon.com> User-Agent: Mutt/1.3.26i X-Operating-System: FreeBSD cicely5.cicely.de 5.0-CURRENT i386 Sender: owner-freebsd-hackers@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG On Mon, May 20, 2002 at 01:54:28PM -0500, Damon Anton Permezel wrote: > On Mon, May 20, 2002 at 08:40:11PM +0200, Bernd Walter wrote: > > On Mon, May 20, 2002 at 10:51:54AM -0500, Damon Anton Permezel wrote: > > > So, in violation of the networking "be liberal in what you accept and > > > conservative in what you produce", sendmail in it's new form will have many > > > perplexed sysadmins spending lots of time tracking down these mysterious > > > failures. > > > > > > I suggest that the version of sendmail configs shipped with FreeBSD > > > should default to having WorkAroundBrokenAAAA set by default. > > > > That would break v6 support and only works for sendmail just to handle > > broken nameservers. > > If someone has running a broken nameserver - that's their problem. > > If you don't want programms to ask for v6 records then build a kernel > > without v6 support at all. > > Ok. Explain to me how this breaks v6 support? You can't properly canonify a hostname if you possibly drop resources on the floor. Just imagine a loaded server just did not answer the AAAA request in time, but did for the A request. -- B.Walter COSMO-Project http://www.cosmo-project.de ticso@cicely.de Usergroup info@cosmo-project.de To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message