IETF Logo Mail Archive

Re: [v6ops] PI [ULA draft revision #2 Regarding isolated networks]

Lorenzo Colitti <lorenzo@google.com> Thu, 05 June 2014 13:53 UTC

Return-Path: <lorenzo@google.com>
X-Original-To: v6ops@ietfa.amsl.com
Delivered-To: v6ops@ietfa.amsl.com
Received: from localhost (ietfa.amsl.com [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id 7ED8C1A0090 for <v6ops@ietfa.amsl.com>; Thu, 5 Jun 2014 06:53:51 -0700 (PDT)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -2.029
X-Spam-Level:
X-Spam-Status: No, score=-2.029 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, FM_FORGED_GMAIL=0.622, HTML_MESSAGE=0.001, RP_MATCHES_RCVD=-0.651, SPF_PASS=-0.001] 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 VOeShQzH6q8I for <v6ops@ietfa.amsl.com>; Thu, 5 Jun 2014 06:53:48 -0700 (PDT)
Received: from mail-ie0-x22b.google.com (mail-ie0-x22b.google.com [IPv6:2607:f8b0:4001:c03::22b]) (using TLSv1 with cipher ECDHE-RSA-RC4-SHA (128/128 bits)) (No client certificate requested) by ietfa.amsl.com (Postfix) with ESMTPS id 13DA71A016E for <v6ops@ietf.org>; Thu, 5 Jun 2014 06:53:48 -0700 (PDT)
Received: by mail-ie0-f171.google.com with SMTP id to1so902569ieb.30 for <v6ops@ietf.org>; Thu, 05 Jun 2014 06:53:41 -0700 (PDT)
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20120113; h=mime-version:in-reply-to:references:from:date:message-id:subject:to :cc:content-type; bh=TXm31So5NAoM/m8r5bWFuhOhCT4HvHRZcc/fMXyMSuI=; b=iUlc9/VSLy30qP2TZ0TkwMGEQyATjz2/Egv6w1VbbKMW/6Juui7AYiHqezq43IYEbM 65UTtZ5iSxtA9DBEYFXauI/byo0E9Tn/4jF7fcFVdX0Jqxtjvq+nb6X3xzOp3oWyfixh j4pNmWuCiWzAbaDvSWldyururpHH61l3fuFBLZDw5uOWNhkIoBSIcOhAQtlVhyZXYkOa nRKfOLMTH1fzHpdzUdRdrlblgk4JisGnq+b9hnaDJQJH66BVRlsY3W1NTrdzZEYKGqTR U4GH6GYfJKVYsDNhab0+CyiHU5mbk25PayrvqXm2cQDzZxBg06uKTc7INSgQlprvqech hurQ==
X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:mime-version:in-reply-to:references:from:date :message-id:subject:to:cc:content-type; bh=TXm31So5NAoM/m8r5bWFuhOhCT4HvHRZcc/fMXyMSuI=; b=FMDFkJ0Dyic/XJ1z/Sl6LqdMGZR8/fwRwKIt18TC+DkihJoVRvYEL01VNw7yRB6d3I vFItAYQGxeM8ojLSWDR2YMHVkBzQbXKLWlKRe0iITe9Q0IIBUWdyIHwxF48nCYAW6QAg htSxAv1wZ8OXDkcjanCs6v5kfJjdmqC0flb/CP243ybzxYW4LraDcPQ3lNpmmJxPOw0p +B5BQCMPy7w5fIBIpuuFZBm5BOswZdyS+vNzuV2LNCQdp84ryheTntfCB27/PtlQN059 VxG6+eD7IFnmPUd4gBelyPjHNtjBdqZ0kNIbni6dSjJKRPav/zBOAQHONhBO4dKQpjwx jG9A==
X-Gm-Message-State: ALoCoQkidFZmEZbiMvhRtdE7dNcivCbbKc0TARXbwQJPOGBmTn0xqjfb2G3QIxejvE7s91J20s7I
X-Received: by 10.50.143.9 with SMTP id sa9mr20570466igb.2.1401976421289; Thu, 05 Jun 2014 06:53:41 -0700 (PDT)
MIME-Version: 1.0
Received: by 10.64.18.203 with HTTP; Thu, 5 Jun 2014 06:53:20 -0700 (PDT)
In-Reply-To: <1401744443.72735.YahooMailNeo@web162204.mail.bf1.yahoo.com>
References: <43BB867C-7BCA-45F6-8ADC-A49B34D6C0DC@nominum.com> <5384937A.90409@foobar.org> <m2iooq4oqi.wl%randy@psg.com> <5385762E.5020901@dougbarton.us> <5385AA97.1050207@fud.no> <53864DCB.5070202@gmail.com> <53865EA2.9000502@fud.no> <02dc01cf7c06$cc6a4bc0$4001a8c0@gateway.2wire.net> <97390E9C-460F-4D08-AFCE-E4A991E2B0E4@cisco.com> <46D22F62-3528-4B9D-9FCF-C9C7466A9ABA@delong.com> <20140531104145.GQ46558@Space.Net> <m1WqqZ4-0000DqC@stereo.hq.phicoh.net> <20140531214908.10FEE1719BB4@rock.dv.isc.org> <m1WqrFK-0000BHC@stereo.hq.phicoh.net> <23125E9D-85A1-49EB-ACE6-DB5EAC67EE02@nominum.com> <CAKD1Yr0pvet1oOip-Y2Xi_h2mSZfW1R5HtfiAGbDEns0dY-d2A@mail.gmail.com> <2A4B72CD-EDF3-4D11-AC39-B65892F9173F@nominum.com> <m1WrCJ2-0000DVC@stereo.hq.phicoh.net> <20140601231140.303E9171FD22@rock.dv.isc.org> <m1WrV6L-0000BcC@stereo.hq.phicoh.net> <1401744443.72735.YahooMailNeo@web162204.mail.bf1.yahoo.com>
From: Lorenzo Colitti <lorenzo@google.com>
Date: Thu, 05 Jun 2014 22:53:20 +0900
Message-ID: <CAKD1Yr0s8bnYbP+CkNc5B_x+xfh-jdmHf_rT7ik4VXpoDwksyw@mail.gmail.com>
To: Mark ZZZ Smith <markzzzsmith@yahoo.com.au>
Content-Type: multipart/alternative; boundary="001a1134d10293389f04fb17120c"
Archived-At: http://mailarchive.ietf.org/arch/msg/v6ops/tCuqs5v7vdp48zIEn7sH19fvsWE
Cc: Philip Homburg <pch-v6ops-3a@u-1.phicoh.com>, V6 Ops List <v6ops@ietf.org>
Subject: Re: [v6ops] PI [ULA draft revision #2 Regarding isolated networks]
X-BeenThere: v6ops@ietf.org
X-Mailman-Version: 2.1.15
Precedence: list
List-Id: v6ops discussion list <v6ops.ietf.org>
List-Unsubscribe: <https://www.ietf.org/mailman/options/v6ops>, <mailto:v6ops-request@ietf.org?subject=unsubscribe>
List-Archive: <http://www.ietf.org/mail-archive/web/v6ops/>
List-Post: <mailto:v6ops@ietf.org>
List-Help: <mailto:v6ops-request@ietf.org?subject=help>
List-Subscribe: <https://www.ietf.org/mailman/listinfo/v6ops>, <mailto:v6ops-request@ietf.org?subject=subscribe>
X-List-Received-Date: Thu, 05 Jun 2014 13:53:51 -0000

On Tue, Jun 3, 2014 at 6:27 AM, Mark ZZZ Smith <markzzzsmith@yahoo.com.au>
wrote:

> Google seem to consider that they need to facilitate IPv4 redundancy in
> this way, as a query for A records for google.com returns 16 different A
> records. I doubt they'd be doing that unless they had some evidence that it
> is useful to some portion of end-users. They are shuffling the addresses
> around on each query, however they could do that but still only return one.
>

AFAIK that is not done for fallback reasons.

v2.23.0 | Report a Bug | By Email