Re: [tsvwg] Submitted New Version Notification of draft-ietf-tsvwg-udp-options-dplpmtud-08.txt

Gorry Fairhurst <gorry@erg.abdn.ac.uk> Thu, 29 June 2023 15:51 UTC

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Subject: Re: [tsvwg] Submitted New Version Notification of draft-ietf-tsvwg-udp-options-dplpmtud-08.txt
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On 28/06/2023 15:45, Erik Auerswald wrote:
> Hi Gorry & Tom,
>
> draft-ietf-tsvwg-udp-options-dplpmtud-08 describes how REQ and RES UDP
> Options can be used to determine if DPLPMTUD probes have been received.
> It does not describe that padding probes to the intended size is
> realized using the minimum datagram length indication from section 13,
> "UDP API Extensions", of draft-ietf-tsvwg-udp-options-22.  Would the
> "Datagram PLPMTUD for UDP Options" draft be easier to understand if this
> were stated explicitly?
>
> Thanks,
> Erik
>
I think we could say something, would this seem a useful addition?

https://github.com/uoaerg/draft-udp-options-dplpmtud/pull/27/files

Gorry

> On Mon, Jun 26, 2023 at 09:00:26AM +0100, Gorry Fairhurst wrote:
>> We have uploaded a revision of the dplpmtud specification for UDP
>> Options, this follows a helpful review by Mike Heard noting several
>> areas for impovement of the text, but no changes to the protocol
>> function. We'd welcome any further review commentsfrom people in the
>> group.
>>
>> Thanks,
>>
>> Gorry & Tom
>>
>>
>> -------- Forwarded Message --------
>> Subject: 	New Version Notification for
>> draft-ietf-tsvwg-udp-options-dplpmtud-08.txt
>> Date: 	Mon, 26 Jun 2023 00:56:51 -0700
>> From: 	internet-drafts@ietf.org
>> To: 	Godred Fairhurst <gorry@erg.abdn.ac.uk>, Gorry Fairhurst
>> <gorry@erg.abdn.ac.uk>, Tom Jones <tom@erg.abdn.ac.uk>
>>
>>
>>
>>
>> A new version of I-D, draft-ietf-tsvwg-udp-options-dplpmtud-08.txt
>> has been successfully submitted by Godred Fairhurst and posted to the
>> IETF repository.
>>
>> Name: draft-ietf-tsvwg-udp-options-dplpmtud
>> Revision: 08
>> Title: Datagram PLPMTUD for UDP Options
>> Document date: 2023-06-26
>> Group: tsvwg
>> Pages: 17
>> URL: https://www.ietf.org/archive/id/draft-ietf-tsvwg-udp-options-dplpmtud-08.txt
>> Status: https://datatracker.ietf.org/doc/draft-ietf-tsvwg-udp-options-dplpmtud/
>> Htmlized: https://datatracker.ietf.org/doc/html/draft-ietf-tsvwg-udp-options-dplpmtud
>> Diff: https://author-tools.ietf.org/iddiff?url2=draft-ietf-tsvwg-udp-options-dplpmtud-08
>>
>> Abstract:
>> This document specifies how a UDP Options sender implements Datagram
>> Packetization Layer Path Maximum Transmission Unit Discovery
>> (DPLPMTUD) as a robust method for Path Maximum Transmission Unit
>> discovery. This method uses the UDP Options packetization layer. It
>> allows an application to discover the largest size of datagram that
>> can be sent across the network path. It also provides a way to allow
>> the application to periodically verify the current maximum packet
>> size supported by a path and to update this when required.
>>
>>
>>
>> The IETF Secretariat