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

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

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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>
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From: Daniel Franke <dfoxfranke@gmail.com>
Date: Tue, 01 Jun 2021 13:37:21 -0400
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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>
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Subject: Re: [Ntp] NTS4UPTP Rev 03 - Formal request for WG adoption
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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
>>
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>

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