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

Gorry Fairhurst <gorry@erg.abdn.ac.uk> Fri, 03 April 2020 17:03 UTC

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To: Joseph Touch <touch@strayalpha.com>, "Murray S. Kucherawy" <superuser@gmail.com>
Cc: TSVWG <tsvwg@ietf.org>, draft-ietf-tsvwg-datagram-plpmtud@ietf.org, The IESG <iesg@ietf.org>, tsvwg-chairs@ietf.org
References: <158567197145.28499.17719634613395272227@ietfa.amsl.com> <48d8f4fa-2478-8200-c082-1d9f46b2530d@erg.abdn.ac.uk> <CAL0qLwaOOm6Btdi2wsO3TpdRxTmPaXkWy5Rn8YsoqiOOfkpd6Q@mail.gmail.com> <3f73e422-a721-0865-35dc-3b64dd153d9f@erg.abdn.ac.uk> <CAL0qLwb6hDat4bUF04GPGDMPbiT=LB94vNDmJ8ejjTxUaQ9oow@mail.gmail.com> <98540AD0-234D-46CB-97B0-80D4784ED86C@strayalpha.com>
From: Gorry Fairhurst <gorry@erg.abdn.ac.uk>
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Date: Fri, 3 Apr 2020 18:03:35 +0100
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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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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
>