Re: [tsvwg] Murray Kucherawy's No Objection on draft-ietf-tsvwg-datagram-plpmtud-17: (with COMMENT)

Joseph Touch <touch@strayalpha.com> Fri, 03 April 2020 18:51 UTC

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From: Joseph Touch <touch@strayalpha.com>
In-Reply-To: <280f229e-7d53-c39b-f891-64f58a1ebe38@erg.abdn.ac.uk>
Date: Fri, 3 Apr 2020 11:51:29 -0700
Cc: "Murray S. Kucherawy" <superuser@gmail.com>, tsvwg-chairs@ietf.org, draft-ietf-tsvwg-datagram-plpmtud@ietf.org, TSVWG <tsvwg@ietf.org>, The IESG <iesg@ietf.org>
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To: Gorry Fairhurst <gorry@erg.abdn.ac.uk>
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Subject: Re: [tsvwg] Murray Kucherawy's No Objection on draft-ietf-tsvwg-datagram-plpmtud-17: (with COMMENT)
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Hi, Gorry,

Thanks. It just seems oddly inverted, but that makes sense.

Joe

> On Apr 3, 2020, at 10:03 AM, Gorry Fairhurst <gorry@erg.abdn.ac.uk> wrote:
> 
> Section 3 is about Features Required to Provide Datagram PLPMTUD. So an implementor needs to be able to write code to send larger packets.
> 
> Gorry
> On 03/04/2020 17:58, Joseph Touch wrote:
>> Hi, all,
>> 
>> I’m not sure I understand the change - are the requirements of this system “on the implementer of PLPMUTD” or “on systems on which PLPMTUD operates”.
>> 
>> The shift of text below seems to include the latter, but that seems odd to me…
>> 
>> Joe
>> 
>>> On Apr 3, 2020, at 5:36 AM, Murray S. Kucherawy <superuser@gmail.com <mailto:superuser@gmail.com>> wrote:
>>> 
>>> On Fri, Apr 3, 2020 at 12:10 AM Gorry Fairhurst <gorry@erg.abdn.ac.uk <mailto:gorry@erg.abdn.ac.uk>> wrote:
>>> Would this work:
>>> 
>>> OLD:
>>> 
>>> Probe packets: On request, a DPLPMTUD sender is REQUIRED to be
>>>         able to transmit a packet larger than the PLMPMTU.
>>>         This is used to send a probe packet.  ...
>>> NEW:
>>> 
>>> Probe packets: The network interface below PL is REQUIRED to provide
>>>         a way to transmit a probe packet that is larger than the PLMPMTU. .... 
>>> 
>>> Yes, that's much better..  Thanks!
>>> 
>>> -MSK
>>