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Re: [Ntp] New Version Notification for draft-rsalz-update-registries-00.txt

Harlan Stenn <stenn@nwtime.org> Mon, 18 January 2021 05:29 UTC

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To: Danny Mayer <mayer@pdmconsulting.net>, "Salz, Rich" <rsalz=40akamai.com@dmarc.ietf.org>, Daniel Franke <dfoxfranke@gmail.com>
Cc: Miroslav Lichvar <mlichvar@redhat.com>, "ntp@ietf.org" <ntp@ietf.org>
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From: Harlan Stenn <stenn@nwtime.org>
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Date: Sun, 17 Jan 2021 21:29:11 -0800
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Subject: Re: [Ntp] New Version Notification for draft-rsalz-update-registries-00.txt
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Danny,

On 1/17/2021 7:35 PM, Danny Mayer wrote:
> 
> On 1/6/21 2:51 PM, Salz, Rich wrote:
>>
>> On Wed, Jan 6, 2021 at 10:42 AM Salz, Rich
>> <rsalz=40akamai.com@dmarc.ietf.org
>> <mailto:40akamai.com@dmarc.ietf.org>> wrote:
>>
>>     And also where are the response and error flags defined?  A quick
>>     search in RFC 5905 didn't find anything obvious.
>>
>>   * They're only defined within the context of Autokey. RFC 5906
>>     describes them, but fails to reserve the registry space that it
>>     would need to use them correctly.
>>
>>  
>>
>> Thanks for the pointer.  Reading Section 10 of RFC 5906 closely, it
>> looks like the partitioning of the field type into R/E/Code/Field
>> parts is limited purely to autokey, and not intended to apply to
>> extensions overall.
>>
>>  
>>
> That was the intent  of the registry entries and it may have been
> incorrectly set up. It was a bad idea to put these bits into the
> extension id field in the first place so this was the best way to
> reserve the fields so that the rest of the ID's were available without
> totally destroying the way extension fields were meant to be.

Are you talking about the top few bits of the EF?  If so, I'd agree with
you if you were right.

There's clear implementation benefit to having at least the
Query/Response bit visible very early.  I've written about this many
times.  Dave has said this, too.

It is a clear feature, not a bug.

> It took a while to get this set up but at least it allowed autokey
> (RFC5906) to move forward.

Huh?

> Danny
> 
> 
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-- 
Harlan Stenn <stenn@nwtime.org>
http://networktimefoundation.org - be a member!

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