Re: [Ntp] NTS4UPTP Rev 03 - Formal request for WG adoption

Daniel Franke <dfoxfranke@gmail.com> Tue, 01 June 2021 17:37 UTC

Return-Path: <dfoxfranke@gmail.com>
X-Original-To: ntp@ietfa.amsl.com
Delivered-To: ntp@ietfa.amsl.com
Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id 6219C3A2151 for <ntp@ietfa.amsl.com>; Tue, 1 Jun 2021 10:37:41 -0700 (PDT)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -2.097
X-Spam-Level:
X-Spam-Status: No, score=-2.097 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, HTML_MESSAGE=0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, URIBL_BLOCKED=0.001] autolearn=unavailable autolearn_force=no
Authentication-Results: ietfa.amsl.com (amavisd-new); dkim=pass (2048-bit key) header.d=gmail.com
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 ouDsbmKKuz-e for <ntp@ietfa.amsl.com>; Tue, 1 Jun 2021 10:37:35 -0700 (PDT)
Received: from mail-pf1-x42b.google.com (mail-pf1-x42b.google.com [IPv6:2607:f8b0:4864:20::42b]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by ietfa.amsl.com (Postfix) with ESMTPS id 1B9D53A2150 for <ntp@ietf.org>; Tue, 1 Jun 2021 10:37:35 -0700 (PDT)
Received: by mail-pf1-x42b.google.com with SMTP id y15so60635pfl.4 for <ntp@ietf.org>; Tue, 01 Jun 2021 10:37:34 -0700 (PDT)
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=EKnLWSqjLxURkzrJHZN/zsXA+iAy548l6LQBdSwoaQo=; b=na2585ZP6IHuSpRwc7uK9l1VK7D/k81U/uQA3RGGaFr44r3L1mwJD1UIJwYIJIvO9F LK45wC9HOvz6M+M7qgTBQgfSC/4xshxBGQPE9/0SWB6Skte2SHBJCX01bcv/MT2yoQwn L1wZLKQ55cYetqLC9ufqEcSjaG7sPukL4Nve6rZ1c2pno6kWOS9yPew53zZC8LkjB4bt o1udmUZu6m3OV+etIyDHreJw3WTDrjfXICkd6wVoz4zAnhisR9R2PD0FkZKr2i1iw1lq JTOUm9V+J43ZPS2oqMskVcD3S4bRbBD2wpylMjie7x3nwKAeVpzdz+IuY3TI4N0CHtPI AJoQ==
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=EKnLWSqjLxURkzrJHZN/zsXA+iAy548l6LQBdSwoaQo=; b=PN30AOyRO8sHo+EDku3FgNZc/pIsy/fqbALQhc+ZhsUdM4LEb2vbos+jPcpb3SXkSB JCKYsaBDlTZuz1yGBUaMdQW8EapeK6rOy/VL9RV6UsCMY50ITnwjorc+2MHL5R+Z+QTM KRSKHNUmmZYJgYaHuT/26Iml2Q/owG6BJDZ1ayTa3GOZS75DOeC2boVEIpoLJEp1iw5F py05FAmlucJXXNrrCbGkZOAYXIHh54L9F7w9GzR06O040PFZqryHdEpQB11UOr7FPFUc SsTpbUq0k3ZQQYEasHMw9ddNtyVh9tCZ2RfG2ep0mnCSB0wWKd5fk2pqXEIwr/4Fbba5 Xj/g==
X-Gm-Message-State: AOAM533Zt1kay0kSNwe+lHZ143AK8aEM2XOX96cpceaL93VYbVMbqmia wILWYjOMvA9OqXdW8+psWHD338TGJXDXpj9I5GE=
X-Google-Smtp-Source: ABdhPJwJ3dpb/hAcvR+l+RneQfDYdO7m3ICqUNUcS6uRYaBbS4nF5uUnYPoM3ZmgJxY1UOmKug3xIf2mQd/jpDQnnNY=
X-Received: by 2002:a62:8803:0:b029:2d9:180d:c2c4 with SMTP id l3-20020a6288030000b02902d9180dc2c4mr23095422pfd.62.1622569053425; Tue, 01 Jun 2021 10:37:33 -0700 (PDT)
MIME-Version: 1.0
References: <7F9B8D13-BC90-4E15-9BDF-81714DF0F0C6@meinberg.de> <YLYCLIEA4/unB6/5@localhost> <1DAA3605-CC04-46DE-8CFC-975BED7D4160@meinberg.de> <YLYheZYTSflAdlrF@localhost> <CEB3F4AA-E318-4540-BD6C-4437E3F5F58A@meinberg.de> <YLY3f2/5k1Hjebf7@localhost> <7167BC2B-1889-4DF5-AF7C-BAAAB3586841@meinberg.de> <YLZVS4jwGOnMIk6g@localhost> <8f89741a-dd69-e688-5954-f222ab7652ac@pdmconsulting.net> <CAJm83bDf0966xLo2sXfg5jwN7yVZkVx1z8dNT-NW-dE3XdA4LQ@mail.gmail.com>
In-Reply-To: <CAJm83bDf0966xLo2sXfg5jwN7yVZkVx1z8dNT-NW-dE3XdA4LQ@mail.gmail.com>
From: Daniel Franke <dfoxfranke@gmail.com>
Date: Tue, 1 Jun 2021 13:37:21 -0400
Message-ID: <CAJm83bBL+OxXPBOyJwX5C54_1sekUouj4etrBxCrga1pK5pZsg@mail.gmail.com>
To: Danny Mayer <mayer@pdmconsulting.net>
Cc: Miroslav Lichvar <mlichvar@redhat.com>, Heiko Gerstung <heiko.gerstung=40meinberg.de@dmarc.ietf.org>, NTP WG <ntp@ietf.org>
Content-Type: multipart/alternative; boundary="0000000000000d9b9505c3b7ccbf"
Archived-At: <https://mailarchive.ietf.org/arch/msg/ntp/I1mUMkfDgZM35BGbRgHUW4rA1Ng>
Subject: Re: [Ntp] NTS4UPTP Rev 03 - Formal request for WG adoption
X-BeenThere: ntp@ietf.org
X-Mailman-Version: 2.1.29
Precedence: list
List-Id: <ntp.ietf.org>
List-Unsubscribe: <https://www.ietf.org/mailman/options/ntp>, <mailto:ntp-request@ietf.org?subject=unsubscribe>
List-Archive: <https://mailarchive.ietf.org/arch/browse/ntp/>
List-Post: <mailto:ntp@ietf.org>
List-Help: <mailto:ntp-request@ietf.org?subject=help>
List-Subscribe: <https://www.ietf.org/mailman/listinfo/ntp>, <mailto:ntp-request@ietf.org?subject=subscribe>
X-List-Received-Date: Tue, 01 Jun 2021 17:37:41 -0000

Anyway, I believe I explained early last April how a negative polling
interval might be implemented :-P

On Tue, Jun 1, 2021, 13:28 Daniel Franke <dfoxfranke@gmail.com> wrote:

> It's in units of log2(seconds) so a negative value makes fine sense. E.g.
> -1 means half a second.
>
> On Tue, Jun 1, 2021, 13:24 Danny Mayer <mayer@pdmconsulting.net> wrote:
>
>>
>> On 6/1/21 11:42 AM, Miroslav Lichvar wrote:
>> >
>> > I'm not sure I follow here. You can send NTP requests at any rate you
>> > like. That doesn't require a new protocol. The poll field is a signed
>> > 8-bit integer if you had a server that actually looked in the content
>> > of the field.
>>
>> I hope not. How would you implement a negative poll interval? :)
>>
>> It really should be unsigned. If not, then that's really an error.
>>
>> Danny
>>
>> _______________________________________________
>> ntp mailing list
>> ntp@ietf.org
>> https://www.ietf.org/mailman/listinfo/ntp
>>
>