Re: [DNSOP] AS112 bits and pieces

Tony Finch <dot@dotat.at> Mon, 17 February 2014 10:31 UTC

Return-Path: <fanf2@hermes.cam.ac.uk>
X-Original-To: dnsop@ietfa.amsl.com
Delivered-To: dnsop@ietfa.amsl.com
Received: from localhost (ietfa.amsl.com [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id 299F71A0480 for <dnsop@ietfa.amsl.com>; Mon, 17 Feb 2014 02:31:19 -0800 (PST)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -2.448
X-Spam-Level:
X-Spam-Status: No, score=-2.448 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, RP_MATCHES_RCVD=-0.548] autolearn=ham
Received: from mail.ietf.org ([4.31.198.44]) by localhost (ietfa.amsl.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id I6L32pY0ODL6 for <dnsop@ietfa.amsl.com>; Mon, 17 Feb 2014 02:31:16 -0800 (PST)
Received: from ppsw-42.csi.cam.ac.uk (ppsw-42.csi.cam.ac.uk [IPv6:2001:630:212:8::e:f42]) by ietfa.amsl.com (Postfix) with ESMTP id 1567F1A038D for <dnsop@ietf.org>; Mon, 17 Feb 2014 02:31:15 -0800 (PST)
X-Cam-AntiVirus: no malware found
X-Cam-ScannerInfo: http://www.cam.ac.uk/cs/email/scanner/
Received: from hermes-1.csi.cam.ac.uk ([131.111.8.51]:50712) by ppsw-42.csi.cam.ac.uk (smtp.hermes.cam.ac.uk [131.111.8.159]:25) with esmtpa (EXTERNAL:fanf2) id 1WFLTb-0003Jo-9F (Exim 4.82_3-c0e5623) (return-path <fanf2@hermes.cam.ac.uk>); Mon, 17 Feb 2014 10:31:03 +0000
Received: from fanf2 by hermes-1.csi.cam.ac.uk (hermes.cam.ac.uk) with local id 1WFLTb-00065M-Qu (Exim 4.72) (return-path <fanf2@hermes.cam.ac.uk>); Mon, 17 Feb 2014 10:31:03 +0000
Date: Mon, 17 Feb 2014 10:31:03 +0000
From: Tony Finch <dot@dotat.at>
X-X-Sender: fanf2@hermes-1.csi.cam.ac.uk
To: Mark Andrews <marka@isc.org>
In-Reply-To: <20140216234454.3F399F63F40@rock.dv.isc.org>
Message-ID: <alpine.LSU.2.00.1402171024220.18502@hermes-1.csi.cam.ac.uk>
References: <20140214134610.15238.66099.idtracker@ietfa.amsl.com> <F0F8E35F-4ED7-4D8D-8860-BB1D6D97CB85@hopcount.ca> <alpine.LSU.2.00.1402141456450.14957@hermes-1.csi.cam.ac.uk> <alpine.DEB.2.03.1402141618310.14904@iskra.ottix.net> <20140216234454.3F399F63F40@rock.dv.isc.org>
User-Agent: Alpine 2.00 (LSU 1167 2008-08-23)
MIME-Version: 1.0
Content-Type: TEXT/PLAIN; charset=US-ASCII
Sender: Tony Finch <fanf2@hermes.cam.ac.uk>
Archived-At: http://mailarchive.ietf.org/arch/msg/dnsop/0vXUZ4hPYoowWcx9UeN3EE3RJWE
Cc: dnsop <dnsop@ietf.org>, "William F. Maton Sotomayor" <wmaton@ottix.net>, Joe Abley <jabley@hopcount.ca>
Subject: Re: [DNSOP] AS112 bits and pieces
X-BeenThere: dnsop@ietf.org
X-Mailman-Version: 2.1.15
Precedence: list
List-Id: IETF DNSOP WG mailing list <dnsop.ietf.org>
List-Unsubscribe: <https://www.ietf.org/mailman/options/dnsop>, <mailto:dnsop-request@ietf.org?subject=unsubscribe>
List-Archive: <http://www.ietf.org/mail-archive/web/dnsop/>
List-Post: <mailto:dnsop@ietf.org>
List-Help: <mailto:dnsop-request@ietf.org?subject=help>
List-Subscribe: <https://www.ietf.org/mailman/listinfo/dnsop>, <mailto:dnsop-request@ietf.org?subject=subscribe>
X-List-Received-Date: Mon, 17 Feb 2014 10:31:19 -0000

Mark Andrews <marka@isc.org> wrote:
> In message <alpine.DEB.2.03.1402141618310.14904@iskra.ottix.net>et>, "William F. Maton Sotomayor" writes:
> > On Fri, 14 Feb 2014, Tony Finch wrote:
> >
> > > Joe Abley <jabley@hopcount.ca> wrote:
> > >>
> > >> Reactions and reviews of the two documents would be most welcome!
> > >
> > > The as112-dname draft still does not mention the glibc DNAME logging bug.
> >
> > Which Linux distro, or a set of Linux distros?  Some seaches yield various
> > bug reports related to DNAME over the last few years in a couple of
> > distros.
>
> Really does it matter?  The answer gets correctly processed and a
> little syslog noise is produced.  If you have the problem upgrade
> / report it.

Whether it matters depends on the quantity of reverse DNS lookups you are
doing and the completeness of your locally-served zone setup, so I think
it is worth including the warning. And I think wfms's question is worth
answering but I don't have time to dig through historical versions right
now, sorry.

Tony.
-- 
f.anthony.n.finch  <dot@dotat.at>  http://dotat.at/
Rockall, Malin: Cyclonic 5 to 7, occasionally gale 8 at first in Rockall,
decreasing 3 or 4 except in north Rockall. Moderate or rough, becoming rough
or very rough. Rain or showers. Moderate or good.