[Ntp] Antw: [EXT] Secdir last call review of draft-ietf-ntp-interleaved-modes-06

Ulrich Windl <Ulrich.Windl@rz.uni-regensburg.de> Mon, 30 August 2021 07:40 UTC

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Date: Mon, 30 Aug 2021 09:39:43 +0200
From: "Ulrich Windl" <Ulrich.Windl@rz.uni-regensburg.de>
To: <secdir@ietf.org>,<catherine.meadows@nrl.navy.mil>
Cc: <draft-ietf-ntp-interleaved-modes.all@ietf.org>, <last-call@ietf.org>,"ntp@ietf.org" <ntp@ietf.org>
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Subject: [Ntp] Antw: [EXT] Secdir last call review of draft-ietf-ntp-interleaved-modes-06
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>>> Catherine Meadows via Datatracker <noreply@ietf.org> schrieb am 27.08.2021
22:01 in Nachricht <163009446578.19033.10956390674873739814@ietfa.amsl.com>om>:
> 2.  I had trouble interpreting the following sentence:
> The
>    NTP state needs to be protected not only between the reception and

My guess is that "protected" (prevent access) actually means "preserved" (kept
for later reading) here.

>    transmission in order to send the peer a packet with a valid origin
>    timestamp, but all the time to not lose the timestamps which will be
>    needed to complete a measurement when the following packet in the
>    interleaved mode is received.
> It took me a while to see that what you were saying was NRP state needs to 
> be
> protected not only between the reception and transmission … , but all the 
> time
> … . The sentence is so long and carries so much information that I lost the
> sense of the structure halfway through.  It would be better to break it
> into shorter sentences, e.g. start with “NRP state needs to be protected
> only between the reception and transmission, but all the time.”, and then
> into the reasons.
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