Re: Alternatives to the flag (Was:Confirmation to advance: draft-ietf-6man-ipv6only-flag-05)

David Farmer <farmer@umn.edu> Wed, 15 May 2019 22:18 UTC

Return-Path: <farmer@umn.edu>
X-Original-To: ipv6@ietfa.amsl.com
Delivered-To: ipv6@ietfa.amsl.com
Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id 22660120047 for <ipv6@ietfa.amsl.com>; Wed, 15 May 2019 15:18:57 -0700 (PDT)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -4.3
X-Spam-Level:
X-Spam-Status: No, score=-4.3 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, HTML_MESSAGE=0.001, RCVD_IN_DNSWL_MED=-2.3, SPF_PASS=-0.001] autolearn=ham autolearn_force=no
Authentication-Results: ietfa.amsl.com (amavisd-new); dkim=pass (2048-bit key) header.d=umn.edu
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 yvnaUf_lEFRz for <ipv6@ietfa.amsl.com>; Wed, 15 May 2019 15:18:55 -0700 (PDT)
Received: from mta-p8.oit.umn.edu (mta-p8.oit.umn.edu [134.84.196.208]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ietfa.amsl.com (Postfix) with ESMTPS id E511712001B for <ipv6@ietf.org>; Wed, 15 May 2019 15:18:54 -0700 (PDT)
Received: from localhost (unknown [127.0.0.1]) by mta-p8.oit.umn.edu (Postfix) with ESMTP id 50BE9954 for <ipv6@ietf.org>; Wed, 15 May 2019 22:18:54 +0000 (UTC)
X-Virus-Scanned: amavisd-new at umn.edu
Received: from mta-p8.oit.umn.edu ([127.0.0.1]) by localhost (mta-p8.oit.umn.edu [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id Q_pfV8hTQGkj for <ipv6@ietf.org>; Wed, 15 May 2019 17:18:54 -0500 (CDT)
Received: from mail-vk1-f200.google.com (mail-vk1-f200.google.com [209.85.221.200]) (using TLSv1.2 with cipher AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mta-p8.oit.umn.edu (Postfix) with ESMTPS id 00990705 for <ipv6@ietf.org>; Wed, 15 May 2019 17:18:53 -0500 (CDT)
Received: by mail-vk1-f200.google.com with SMTP id g145so470084vke.8 for <ipv6@ietf.org>; Wed, 15 May 2019 15:18:53 -0700 (PDT)
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=umn.edu; s=google; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=bpUclc9KzBR+TtCDwrrev7oSdHAVGn3hlHBTiBeywe8=; b=FdKHZe9cYtkvwXKmNzbROx6Ya8CCaFWQt3jVP4uCt/LBQl9qaneMIXz8XkwzrQR1Oe 3NRUB6T+HTYVsS/B3f1ki912uyUHnXpJm5bzpzz1QK4RKwscYNSXrJnEFSWaEniAUARi R1E/lxpAreZG0V9Th6v+hvAp2lYJfhtCaoIlwnurJKUxM6Gw4mpqtpKpQxhO1UDJqUN+ qNc4G67QEyZkvG5QepSQYs/+xw+KyZTJ+DPKmtBD7Gtsj6rOADIaH8u+XcmRjIVQ3Yo3 Fh/NNdFZiTzyJSGmkhBw/61AL7DnW1kL9CLnbeaTNyUxYwQRLKxped0bMQGaUyHcfZuU sKyA==
X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=bpUclc9KzBR+TtCDwrrev7oSdHAVGn3hlHBTiBeywe8=; b=eUEDKX0M26X+4RGu3cWhqId+6jBAohlyjBfBF/N2XscJUEl7PcrGTE6FlSThRxjM0S gFxvvoHiORqzyxhNMiH4ehPZr85MrBaXJHIENOMErTKnZq7V9e8p6SJFaFkP30l/6cZy ecYLg2IhqUGTl6RDCHHBfuE2X3e8SVbtEYClr7kmWJgv+vmtIzewtctunxZDFzXehwM3 52bAnWoJUqMC2QKK4AaBJpscHe9LFppyRcobREzBFSSi6aabpvhFX4ux7hA6LILGdXeo 3NcEY0dWRq5G0tkcgIQeT9PkS0Njzeky0Rl0st6dD8UGsFhOkZtbmUEKbiTomoouzfQ6 rJUA==
X-Gm-Message-State: APjAAAUQdp/HW8C6Isnkr+Efes2FwRSLXCH1r5FMorzmq3Zze7kih/wO ifXFs91JnIzM695cn+hDFqzkr3PCS142tFHRa/SdIeJzyLdrgi5JVVjy+cWpNfQmO9aE4za3l8w f8H66Nwlcrg7gVn1cXou+wkD7
X-Received: by 2002:a67:e3c5:: with SMTP id k5mr13860608vsm.221.1557958732884; Wed, 15 May 2019 15:18:52 -0700 (PDT)
X-Google-Smtp-Source: APXvYqwuKJwUiRE/HdHUIaMMDhZzPnp0QKYAd6YBPgIbzGoTjGjawtr2EqqfGAzY6RjFdfBt7FuuOr0oQalaGrT7HMA=
X-Received: by 2002:a67:e3c5:: with SMTP id k5mr13860590vsm.221.1557958732476; Wed, 15 May 2019 15:18:52 -0700 (PDT)
MIME-Version: 1.0
References: <F8BFFCAD-E58E-4736-8A1C-56579B6F6032@employees.org> <a2465e81-a17f-ab48-efda-20fe12a70077@foobar.org> <30239E0C-C444-4A7E-8342-AEE47BF8A2BB@employees.org> <20190505200449.GB7546@vurt.meerval.net> <80073906-c3c0-1f22-9e7f-c2b349063936@gmail.com> <CAO42Z2xzVW3m0mN7jEn8SYyYCYhrufVnkfp3rBjJcijBkvucNQ@mail.gmail.com> <CACWOCC-35yVYXSRR0sRL-MBMHyOFZtJx9E9h14G8qqVh5T7qGA@mail.gmail.com> <232c1a43-0fd9-4eae-737b-260a3906f72a@gmail.com> <663F6C0B-7B8A-4088-B9C0-B2867B0C3EB8@gmail.com> <CAN-Dau3VJN7qNHAW-yStMrDRCa4vsDs2ObkAxswnYbcHde2t_w@mail.gmail.com> <m1hPqHO-0000J8C@stereo.hq.phicoh.net> <CAN-Dau3R=4JbcbK7tWkJKYzVjq7DvAAEjVsbCLbZdYYO8OJ0YA@mail.gmail.com> <m1hQ7Dm-0000M3C@stereo.hq.phicoh.net> <CAN-Dau040j6U+1CCn0QJiVMy2nVShHqqSFdCkM-FbMAH-2wjRA@mail.gmail.com> <m1hQCYr-0000KBC@stereo.hq.phicoh.net> <CAN-Dau3Lcv3qTBVtig36RfbQKuGpoqdTLfrM=eWfYxCCQRy5Sw@mail.gmail.com> <m1hQfSy-0000LTC@stereo.hq.phicoh.net> <CAN-Dau3akjaZ-j16ucOY=-d0nabG4ZdFs6wrSD4EGr3NEh9Wsw@mail.gmail.com> <0FDCBB0C-B5A6-48C0-AABE-91FDE49D8D63@gmail.com> <14197.1557957822@localhost>
In-Reply-To: <14197.1557957822@localhost>
From: David Farmer <farmer@umn.edu>
Date: Wed, 15 May 2019 17:18:36 -0500
Message-ID: <CAN-Dau3A+kCGuRWoR3F3VNFokqjFipC3M3HofRAAWDhudMbRDw@mail.gmail.com>
Subject: Re: Alternatives to the flag (Was:Confirmation to advance: draft-ietf-6man-ipv6only-flag-05)
To: Michael Richardson <mcr+ietf@sandelman.ca>
Cc: Gyan Mishra <hayabusagsm@gmail.com>, 6man WG <ipv6@ietf.org>
Content-Type: multipart/alternative; boundary="000000000000d30eb40588f488e7"
Archived-At: <https://mailarchive.ietf.org/arch/msg/ipv6/ErGJ4iofJkrY3auWKtIMLYN-i4k>
X-BeenThere: ipv6@ietf.org
X-Mailman-Version: 2.1.29
Precedence: list
List-Id: "IPv6 Maintenance Working Group \(6man\)" <ipv6.ietf.org>
List-Unsubscribe: <https://www.ietf.org/mailman/options/ipv6>, <mailto:ipv6-request@ietf.org?subject=unsubscribe>
List-Archive: <https://mailarchive.ietf.org/arch/browse/ipv6/>
List-Post: <mailto:ipv6@ietf.org>
List-Help: <mailto:ipv6-request@ietf.org?subject=help>
List-Subscribe: <https://www.ietf.org/mailman/listinfo/ipv6>, <mailto:ipv6-request@ietf.org?subject=subscribe>
X-List-Received-Date: Wed, 15 May 2019 22:18:57 -0000

On Wed, May 15, 2019 at 5:03 PM Michael Richardson <mcr+ietf@sandelman.ca>
wrote:

>
> The real question is however: how many clients support those DHCPv4
> options?
>

Most older clients support RFC2563. However, at least in my testing newer
clients seem to have dropped it, but that might have been me screwing up
the test.  And, I haven't found time to reverify.

-- 
===============================================
David Farmer               Email:farmer@umn.edu
Networking & Telecommunication Services
Office of Information Technology
University of Minnesota
2218 University Ave SE        Phone: 612-626-0815
Minneapolis, MN 55414-3029   Cell: 612-812-9952
===============================================