Re: [tram] I-D Action: draft-ietf-tram-stun-pmtud-19.txt

Marc Petit-Huguenin <marc@petit-huguenin.org> Sat, 06 March 2021 23:06 UTC

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To: tram@ietf.org, Gonzalo Camarillo <gonzalo.camarillo@ericsson.com>, Gonzalo Salgueiro <gsalguei@cisco.com>, Gorry Fairhurst <gorry@erg.abdn.ac.uk>, Magnus Westerlund <magnus.westerlund@ericsson.com>
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From: Marc Petit-Huguenin <marc@petit-huguenin.org>
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Date: Sat, 6 Mar 2021 15:06:21 -0800
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Subject: Re: [tram] I-D Action: draft-ietf-tram-stun-pmtud-19.txt
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I am taking back the role of primary co-editor on this draft, so expect more frequent updates.

-19 is just a refresh of the draft.  A new version with responses to Gorry's email (on 2020-09-20) and Magnus' email (on 2020-09-22) will follow after the IETF meeting.


On 3/6/21 3:01 PM, internet-drafts@ietf.org wrote:
> 
> A New Internet-Draft is available from the on-line Internet-Drafts directories.
> This draft is a work item of the TURN Revised and Modernized WG of the IETF.
> 
>          Title           : Packetization Layer Path MTU Discovery (PLMTUD) For UDP Transports Using Session Traversal Utilities for NAT (STUN)
>          Authors         : Marc Petit-Huguenin
>                            Gonzalo Salgueiro
> 	Filename        : draft-ietf-tram-stun-pmtud-19.txt
> 	Pages           : 21
> 	Date            : 2021-03-06
> 
> Abstract:
>     The datagram exchanged between two Internet endpoints have to go
>     through a series of physical and virtual links that may have
>     different limits on the upper size of the datagram they can transmit
>     without fragmentation.  Because fragmentation is considered harmful,
>     most transports and protocols are designed with a mechanism that
>     permits dynamic measurement of the maximum size of a datagram.  This
>     mechanism is called Packetization Layer Path MTU Discovery (PLPMTUD).
>     But the UDP transport and some of the protocols that use UDP were
>     designed without that feature.  The Session Traversal Utilities for
>     NAT (STUN) Usage described in this document permits retrofitting an
>     existing UDP-based protocol with such a feature.  Similarly, a new
>     UDP-based protocol could simply reuse the mechanism described in this
>     document.
> 
> 
> The IETF datatracker status page for this draft is:
> https://datatracker.ietf.org/doc/draft-ietf-tram-stun-pmtud/
> 
> There is also an HTML version available at:
> https://www.ietf.org/archive/id/draft-ietf-tram-stun-pmtud-19.html
> 
> A diff from the previous version is available at:
> https://www.ietf.org/rfcdiff?url2=draft-ietf-tram-stun-pmtud-19
> 
> 
> Please note that it may take a couple of minutes from the time of submission
> until the htmlized version and diff are available at tools.ietf.org.
> 
> Internet-Drafts are also available by anonymous FTP at:
> ftp://ftp.ietf.org/internet-drafts/
> 
> 
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> 


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Marc Petit-Huguenin
Email: marc@petit-huguenin.org
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