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Re: [Ntp] I-D Action: draft-ietf-ntp-update-registries-09.txt

"Salz, Rich" <rsalz@akamai.com> Sun, 03 December 2023 23:40 UTC

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From: "Salz, Rich" <rsalz@akamai.com>
To: Danny Mayer <mayer@pdmconsulting.net>, Hal Murray <halmurray@sonic.net>
CC: "ntp@ietf.org" <ntp@ietf.org>
Thread-Topic: [Ntp] I-D Action: draft-ietf-ntp-update-registries-09.txt
Thread-Index: AQHaINy6rdpL0AWnYkCv0c6kgZgzhLCXA/qAgAFwwAA=
Date: Sun, 03 Dec 2023 23:40:24 +0000
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References: <20231127025215.B19BF28C1C3@107-137-68-211.lightspeed.sntcca.sbcglobal.net> <7d536bef-0ace-47e3-9dc5-36e7f5e95571@pdmconsulting.net>
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Archived-At: <https://mailarchive.ietf.org/arch/msg/ntp/dIlGLX-MOIqHnahjEe_FHsUkup4>
Subject: Re: [Ntp] I-D Action: draft-ietf-ntp-update-registries-09.txt
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>> Could you please save/reserve extensiion Field Type 0x0000?

> Yes. This is actually a crypto-NAK as defined in RFC 5905 Section 9.2 
> though it's not called an extension field there.

Is it an extension or is the digest?  Looking at figure 8, for example, where does it appear?  The text says it's a normal "section 8" (heh) packet, but are all the fields present?

I'm trying to figure out how to explain it since what you're proposing is different from how I read the RFC.

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