Subject: [tsvwg] TSVWG Detailed Status - June 2017

From: Gorry Fairhurst <[email-masked]>
Date: Thu, 8 Jun 2017 18:36:33 +0100

The Status

 From time-to-time we send the long-form status report for activities in 
TSVWG. The list below shows the status of the working group documents as 
we see it. Please check below and comment on drafts using the list. 
Please do send any corrections/omissions to the chairs.

Gorry, Wes, & David
(TSVWG Chairs)
June 2017

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IDs in RFC Editor Queue (http://www.rfc-editor.org/queue.html) :
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draft-ietf-tsvwg-sctp-dtls-encaps - PS - Document Shepherd: Gorry
RFC Editor: MISSREF - waiting for draft-ietf-tsvwg-ndata
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draft-ietf-tsvwg-rtcweb-qos - PS - Document Shepherd: David
Approved, announcement 8th August 2016
RFC Editor: MISSREF - part of large rtcweb drafts hairball/tarball (C238)
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RFC-Ed ACTIONS:
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- None
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IDs in IESG Evaluation
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- None
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WG Drafts with Chairs:
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- None
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Completed WGLC:
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draft-ietf-tsvwg-tunnel-congestion-feedback  - Document Shepherd: David
Replaces: draft-wei-tsvwg-tunnel-congestion-feedback
- Thought to fall within TSVWG charter, comments welcome on tsvwg list.
- IETF 91: Authors will work w/Bob Briscoe, who has a related individual 
draft for conex, on feedback mechanisms.  Goal is concrete action taken 
based on detected problems that can be used from other drafts by 
reference.  Also have to deal with possibility of dropped packets within 
tunnel.
*** NOTE: 2 IPR declarations relate to the work of this draft ***
November 2016: Completed WGLC, but not enough reviews.  Two reviewers 
were found in Seoul (Bob Briscoe, Jake Holland) - need reviews from them 
before submitting publication request.
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In WGLC:
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draft-ietf-tsvwg-sctp-ndata - PS - Document Shepherd: Gorry
Replaces: draft-stewart-tsvwg-sctp-ndata-03 Nov 2013
Adopted, intended for publication as a PS RFC
Mar 2014, 5-6 people had read.
Name was changed (proposed at IETF-90), Interleaved data
Header was made smaller.
Work needed:
• Describe how it works! (Possible Errata to fix RFC 4960)
• Describe Stream Schedulers
–  Address comments received on the mailing list.
• Clarification of use-case.
• Make clear what also applies when regular DATA chunks are used.
++ Magnus Westerlund will review (review requested May 2017)
++ Karen Neilson will review (review requested May 2017)
++ Randal Jessup will review (review requested May 2017)
July 6th Revised ID
IPR: status :  R. Stewart = ?; M. Tuexen = OK;  S. Loreto =OK; R. 
Seggelmann =?
Shepherd review: GF: Document reviewed with questions and proposed 
corrections.
IETF-97 (Seoul) presented Draft -08 which reflected updates after 
Shepherd review.
Reviews from IR;
IETF-98, next rev ready for WGLC.
Awaiting end of WGLC 12th June by GF
- WGLC comments (GF)
DUE: Comment on List (Shepherd writeup due)
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draft-ietf-tsvwg-ecn-experimentation  - Document Shepherd: Gorry
Replaces: draft-black-tsvwg-ecn-experimentation
Presented Soul IETF (Nov 2016) and had been discussed in WG
Author requested WG Adoption  (Seoul)
IETF-97 (Seoul), presented and discussed.
WG Adoption call on rev -04 - ended 912th Dec 2016 (6 people noted on list)
7 people in WG noted support on list (GF+DB+MW+KN+JH+IJ+KdeS)
IETF-98, next rev ready for WGLC.
Awaiting end of WGLC 12th June by GF
IPR: status :  D. Black = ?
- WGLC comments (GF)
DUE: Comment on List (Shepherd writeup also due)
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WG Drafts
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draft-ietf-tsvwg-ieee-802-11 - PS - Document Shepherd: David
Replaces: draft-szigeti-tsvwg-ieee-802-11
- Initial presentation at Prague IETF (Summer 2014)
- Presentation at IETF Nov 2015.
Thought to fall within TSVWG charter
-  No call issued for adoption at this time.
Chair Note: Does this need to reference RC4594 or an update to that spec.?
There's some background work that's likely to surface as proposed 
4594bis and 5127bis drafts.
Working Group call for adoption to end 25th June 2016.
Adopted 28-June-2016
WG proposed status was updated to PS - notified WG on 8th August 2016, 
concluded.
Name changed to remove "Guidelines" in the title, and target made PS
IETF-97 (Seoul) presented.
WGLC feedback, returned to WG for more discussion
IPR: status :  T. Szigeti = OK; F. Baker =OK
- Comments by DB - incorporated in rev -02.
- Comments by GF, FB on conditioning statements May 2017
DUE: Major Post-WGLC updates, will need a second WGLC
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draft-ietf-tsvwg-ecn-encap-guidelines - BCP - Document Shepherd: David
Replaces: draft-briscoe-tsvwg-ecn-encap-guidelines
-00 Presented in Prague, IETF-80.
- comments at IETF-80 (see minutes)
New ID presented in Atlanta, IETF-85. ID presented in IETF-88,89
-  forward an appropriate message (perhaps your note to the mailing list 
for approval to adopt) to [email-masked])
++ Reviewers: Andrew McGregor, Dirk Kutscher, (Richard Sheffnegger), 
Brian Trammell, Gorry.
Mar 2014, WG Call for adoption started, to end 4th March 2014
19 for, 1 against. 8 echoed on the list
Adoption call concluded and document adopted.
- ecn-encap-guidelines and AQM are the main new things they need to know 
about.
on <http://www.ietf.org/proceedings/86/train-3.html>IEEE802.1Q)
Liaison sent to IEEE 802 (Nov  24, 2014).
Liaison sent to 3GPP (August 2015)
Oct 2015 - Draft updated for Yokohama meetings.  Not sure about INT Area 
presentation.  Need some more soak time for 3GPP Liaison.
3GPP liaison statement
People who volunteered to review:
* Andrew McGregor, Google
* Dirk Kutscher, NEC
* (I've also just asked Ingemar Johansson to volunteer)
Support on list
* Matt Mathis, Google * Richard Scheffenegger, NetApp * Michael Welzl, 
Uni Oslo
* Wei Xin Peng, Huawei * Rong Pan, Cisco * Michael Menth, Tubingen Uni
* Zhu Lei, Huawei * Piers O'Hanlon, UCL * Philip Eardley, BT
* Suresh Krishnan * An Nguyen, DHS/OEC * Vinay Bannai, Paypal * Mirja 
Kuehlewind, Stuttgart Uni
* Ruediger Geib, DT * Ingemar Johansson, Ericsson (? unclear whether 
support, or just a comment)
Non-supportive of a doc solely about ECN.
* Joe Touch, ISI
IETF-98 (Chicago) Chairs will talk to TRILL chairs and try to get both 
into WGLC.
DUE: Next version to be presented to IETF INT Area.
DUE: Please comment on TSVWG list.
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draft-ietf-tsvwg-rfc6040update-shim-00 - PS - Document Shepherd: David
Replaces: draft-briscoe-tsvwg-rfc6040bis
Replaces: draft-ietf-tsvwg-rfc6040-update
Topic thought to fall within TSVWG charter
Support for this work noted (Berlin IETF, 2016)
- to be published as a pair with ecn encaps.
An adoption call was started on list by the Chairs until 22nd August 
2016, concluded and adopted.
Adopted,  intended for publication as a PS RFC)
WG work item - new-revision submitted
++ Randal Stewart will review
++ Randal Jessup will review
IETF-97 (Seoul) presented
Renamed as draft-ietf-tsvwg-rfc6040update-shim - 15th Nov 2016.
DUE: Please discuss on the TSVWG list.
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draft-ietf-tsvwg-natsupp - Document Shepherd: Gorry
Replaces: draft-stewart-natsupp-tsvwg
Dependency from BEHAVE WG (no longer applicable).
Adopted as a work item 21 Sept 2010 (Gorry).
WG -00, 29/11/2010 Uploaded as: draft-ietf-natsupp-tsvwg
Authors restructured draft (-03)
Added support for single and multi-homed support.
IETF-86: 3 people in meeting had read -04 or -05.
Feb 2014, Authors please update following comments and align to related 
draft on SCTP NAT (conflicts found in language)
Authors expected to produce a single document to replace both.
++ Dan Wing has committed to review this.
++ Fred Baker has committed to review this.
Separated the simpler case for single-homed use - this separation should 
be clear.
March 2015 document restructured and merged with draft-ietf-tsvwg-sctpnat
March 2015, initial review by Gorry - need to consider helping NAT 
vendors access the recommendations.
Gorry, Karen: Minor NiTs,
Scope of IPv4 NAT discussed in Prague IETF and still thought within Charter.
DUE: Revised ID-needed.  Currently expired.
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draft-ietf-tsvwg-rfc4960-errata - Info - Document Shepherd: Gorry
Replaces: draft-tuexen-tsvwg-rfc4960-errata
Topic thought to fall within TSVWG charter
Support for this work noted in Prague (Aug 2015).
Expected to be used as the basis for an update to SCTP base specification.
Authors have requested adoption
IETF-95 - sense of the meeting room to proceed.
IETF-96 - sense of the meeting room to proceed
Adopted (22nd August 2016)
DUE: Draft being developed, Please comment on the TSVWG list.
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draft-ietf-tsvwg-le-phb - Document Shepherd: David
Replaces: draft-bless-tsvwg-le-phb A Lower Effort Per-Hop Behavior (LE PHB)
Topic thought to fall within TSVWG charter
Support for this work noted (Berlin IETF, 2016).
An adoption call was started on list by the Chairs until 22nd August 
2016, concluded and adopted.
Adopted Nov 2016.
New rev as a WG item. (Targeting publication as an EXP RFC)
IETF-97 (Seoul), presented.
IETF-98 (Chicago) discussed choice of code point - awaiting more data, 
expected decision by Sept 2017
DUE:  Please comment on the TSVWG list.
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draft-ietf-tsvwg-l4s-arch - Document Shepherd: TBD
replaces draft-briscoe-tsvwg-l4s-arch
IETF-96, Previous version discussed at L4S BoF
IETF-97 (Seoul), presented.
IETF-98 (Chicago) 10 people had red the draft, clear support for adoption.
Adopted.
DUE: Please discuss on the TSVWG list.
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draft-ietf-tsvwg-ecn-l4s-id - Document Shepherd: Wes
replaces draft-briscoe-tsvwg-ecn-l4s-id
New draft Nov-2914: Identifying Modified Explicit Congestion 
Notification (ECN) Semantics for Ultra-Low Queuing Delay
IETF-96, Previous version discussed at L4S BoF
IETF-97 (Seoul), presented.
IETF-98 (Chicago) 10 people had read the draft, clear support for adoption.
Adopted by tsvwg
DUE: Please discuss on the TSVWG list.
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draft-ietf-tsvwg-dualq-coupled   - Document Shepherd: Wes
replaces: draft-briscoe-aqm-dualq-coupled
Currently individual draft, TSVWG will consider this.
- requires update to base ECN RFC - see separate draft.
*** IPR related to this draft was submitted: September 16, 2015 
(Reasonable and Non-Discriminatory License to All Implementers with 
Possible Royalty/Fee) ***
Updated -01 March 2016, discussed on the AQM WG list.
IETF-97 (Seoul), presented, new research results (Nov 2016)
IETF-98 (Chicago) 10 people had red the draft, clear support for adoption.
Adopted by tsvwg
DUE: Please discuss on the TSVWG list.
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draft-ietf-tsvwg-udp-options - Document Shepherd: Gorry
replaces: draft-touch-tsvwg-udp-options
Transport Options for UDP
- Presentation at IETF Nov 2015.
Topic thought to fall within TSVWG charter
Discussed IETF-96 (Berlin)
IETF-97 (Seoul) presented - no comments.
IETF-98 (Chicago) 5 + 1 from jabber interested in this topic, 1 thought 
we shouldn't
Comments on security model and discussed on list
Adoption call until 31st May 2017 - Closed
Tom Jones - supports adoption (will try an implementation)
Tom Herbert - supports adoption (will review)
Mike Heard - supports adoption (will review)
D Fawcus - supports adoption (will review)
DUE: Chairs discuss status and intended date for milestone
DUE: Please discuss on the TSVWG list.
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Adoption Call in Progress:
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None.
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Drafts under consideration by WG for adoption:
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draft-roca-tsvwg-fecframev2  - Document Shepherd: TBD
Currently individual draft, TSVWG will consider this.
IETF-97 (Seoul), presented - could this be an update rather than bis?
Adoption call requested by authors
IETF-98 10 people had interest in work on this topic.
DUE: Please discuss on the TSVWG list.
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Other drafts and work items linked to TSVWG:
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draft-tuexen-tsvwg-sctp-udp-encaps-cons  - Document Shepherd: TBD
Thought to fall within TSVWG charter
Presented to TSVWG in Buenos Aires (April 2016)
Update at Soul IETF (Nov 2016)
DUE: Please discuss on the TSVWG list.
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draft-fairhurst-tsvwg-transport-encrypt
DUE: Please discuss on the TSVWG list.
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Liaisons:
ITU-T Study Group 12 Liaison on QoS Classes & markings for interconnection
IEEE liaison to support L2/L3 work on ECN marking
3GPP liaison to support L2/L3 work on ECN marking
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