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Re: [Ntp] CLOCK_TAI (was NTPv5: big picture)

Martin Burnicki <martin.burnicki@meinberg.de> Thu, 07 January 2021 15:28 UTC

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To: Philip Prindeville <philipp@redfish-solutions.com>
Cc: Miroslav Lichvar <mlichvar@redhat.com>, Hal Murray <hmurray@megapathdsl.net>, ntp@ietf.org
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From: Martin Burnicki <martin.burnicki@meinberg.de>
Organization: Meinberg Funkuhren GmbH & Co. KG, Bad Pyrmont, Germany
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Date: Thu, 07 Jan 2021 16:27:56 +0100
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Subject: Re: [Ntp] CLOCK_TAI (was NTPv5: big picture)
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Philip Prindeville wrote:
>> On Jan 6, 2021, at 3:50 AM, Martin Burnicki <martin.burnicki@meinberg.de> wrote:
[...]
>> If you have a large network with different types of client you will need
>> to provide NTPv4 and "ETP" (AKA NTPv5) if NTPv5 has requirements that
>> are not needed and can't be supported by some clients.
> 
> 
> Sorry, something isn’t parsing…  If they’re not needed then are they really requirements?  Aren’t requirements “needed” by definition?
> 
> But if they’re not really needed after all and the clients don’t support them anyway, isn’t that a non-issue?
> 
> I’m not following…

What I meant is that TAI support is a requirement for NTPv5 (or whatever
you call it), even if the involved systems don't need or even dsupport this.

Martin
-- 
Martin Burnicki

Senior Software Engineer

MEINBERG Funkuhren GmbH & Co. KG
Email: martin.burnicki@meinberg.de
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