[tsvwg] TSVWG Status Update June 2015

[[e-mail]]

The list below shows the WG Chairs view of the status of the TSV 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 & David
(TSVWG Chairs)
June 2015

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Document recently published:

RFC 7496 draft-ietf-tsvwg-sctp-prpolicies - Additional Policies for the
Partially Reliable Stream Control Transmission Protocol Extension -
Document Shepherd: Gorry
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IDs in RFC Editor Queue (http://www.rfc-editor.org/queue.html) :

draft-ietf-tsvwg-sctp-dtls-encaps - PS - Document Shepherd: Gorry
Replaces: draft-tuexen-tsvwg-sctp-dtls-encaps-01
WG adopted 13/12/2013. Support {AB, IR, SL, MB, TD}
[Milestone: Jan 2014, PS] Implemented in Firefox (FF21).
Required by RTCweb. Comments received.
WGLC ended 28th February 2014.
Comments from Joe Touch (draft updated)
Review comments and revised ID published.
Eric Rescorla has reviewed this.
All authors confirmed no IPR
Write-up submitted, Comments and revised ID.
IESG evaluation: Completed.
RFC Editor: MISSREF - waiting for draft-ietf-tsvwg-ndata
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draft-ietf-tsvwg-port-use - Document Shepherd: Gorry
Replaces: draft-touch-tsvwg-port-use-00
- Intended to be advice to protocol designers needing a port.
5 people looked at this document, Prague IETF-80
Individual -01 July 2011
IETF-81 insufficient feedback from WG at this time.
IETF-82, discussed.
Adopted by WG Presented IETF-86, March 2013
Milestone updated to June 2014
Mar 2014, Chairs WGLC to be started after current WG actions.
- IANA review comments received
- Sent review requests to RAI, APPS, and SEC areas during 1st WGLC.
+ Comments May 2014: Paul Hoffman; Lars Eggert; IANA; David Black;
5 Jun 2014, WGLC completed - comments received.
Revised ID after WGLC; Elliot OK with changes;
Working Group Last Call for comments 14/10/2014, concluded 29/10/2014:
Reviewers EL, GF, DB.
All appropriate IPR disclosures have been declared 30-10-2014.
Write-up submitted. LC comments received, and revised ID submitted.
IESG evaluation: On agenda of 2015-02-19 IESG telechat, discuss to be
resolved.
Approved for publication 5th May 2015
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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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Awaiting WGLC:
Review needed by D. Black:
draft-ietf-tsvwg-rfc5405bis - BCP -  Document Shepherd: David
formerly draft-eggert-tsvwg-rfc5405bis - Individual,  ‘Multicast UDP
Guidelines’ incorporated
Mar 2014, the ADs proposed the WG re-open the UDP Guidelines RFC for
update to include this work and other topics.
The authors of both drafts agreed to progress this work.
Presented IETF-90, Hum supporting adoption, none against.
++ Brian Trammel agreed to review this.
++ Jana agreed to review this.
++ Magnus Westerlund agreed to review this (comments)
Adopted as a TSVWG work item.
DUE: Please comment on list (revised ID needed)
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Review needed by D. Black:
draft-ietf-tsvwg-circuit-breaker - BCP - Document Shepherd: David
- (Editor: Gorry Fairhurst)
Call for WG adoption issued - August 2014, adopted 28th Aug.
Current target is BCP, will re-evaluate (BCP vs. INFO) when draft is ready
for WGLC.
++ Colin Perkins to be asked to review.
DUE: Revised ID needed after Dallas IETF (Comments)
DUE: WGLC expected - please comment on list.

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WG Drafts
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draft-ietf-tsvwg-sctp-failover - Document Shepherd: Gorry
Replaces: draft-nishida-tsvwg-sctp-failover
Individual-00 Presented in Prague, IETF-80.
- Understood not to conflict with draft-tuexen-tsvwg-sctp-multipath
- PF has been implemented in FreeBSD; Linux SCTP implements partially,
that they intend to implement full support and have no comments to the
technical solution; Ericsson have an implementation;
Adopted by WG 26/6/2012. [Milestone: Jul 2013, EXP]
Thought ready for WGLC, four people volunteered to review.
Review done by GF with a view to the milestone becoming PS.
++ Committed reviewers : Michael Tuexen (more if possible)
Milestone request submitted to AD/IESG
Implementation status:
PF has been coded into FreeBSD.
This feature is supported in Ericsson in-house SCTP SW implementation.
It is partially implemented in Linux SCTP SW (July 2014) with the intent
to implement.
WGLC concluded 19th November, 2014. No issues with protocol design.
Revised ID issued after Shepherd review. Protocol spec reviewed by M Tuexen.
DUE: Revised ID needed with editorial work needed on protocol spec and be
sure this is unambiguous (reminder sent: 11-Jun-2015).
DUE: Writeup being prepared by shepherd (confirming WGLC will be needed).
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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
++ Karen Neilson will review
DUE: Revised ID needed (expected June or early July 2015)
DUE: WGLC expected after next revision - please comment on list.
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draft-tsvwg-gre-in-udp-encap - PS - Document Contact: Gorry (Document
Shepherd: David)
- replaces: draft-yong-tsvwg-gre-in-udp-encap
Dec 2013, Adopted , intended for publication as a PS RFC
Feb 2014, discussion of scope and applicability of circuit breakers
Mar 2014 consider MUST implement, SHOULD use in these environments for CB
Revised ID expected for Dallas (was Honolulu) with initial adaptation and
discuss generalization in meeting.
DUE: Revised ID needed to address congestion control and UDP Zero Checksum
for IPv6.  Revised text has been adapted from MPLS-in-UDP RFC 7510, but
needs further adaptation for GRE (vs. MPLS).
DUE: Scope of deployability to be discussed with decision on how to
proceed (for Prague meeting)
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draft-ietf-tsvwg-diffserv-intercon - Info- Document Contact: David
(Document Shepherd: Gorry)
formerly: draft-geib-tsvwg-diffserv-interco
DiffServ interconnection classes
New ID presented in Atlanta, IETF-85.
ID presented in Orlando, IETF-86, Mar 2013. Mar 2014, intended scope
unclear at IETF London Adoption call to be considered, but scope needs to
be first refined and a revised draft is necessary to avoid implications of
broader applicability.
July 2014 - ID presented in Toronto. Strong hum of support to work on
this, but a revised draft is needed first.
WG adoption call completed 2014-12-01.
DUE: Please comment on list (revised ID needed)
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draft-ietf-tsvwg-ecn-encap-guidelines - Document Shepherd: David
replaced 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 [e-mail])
++ 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).
DUE: Liaison to be sent to 3GPP (June 2015).
DUE: Revised ID needed, next version to be presented to IETF INT Area.
DUE: Please comment on list.
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draft-ietf-tsvwg-natsupp - Document Shepherd: David
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.
Comments from Gorry, Karen with Minor NiTs
DUE: Revised ID-needed.
Chairs Note: Plan to start a WGLC, once text is stable.
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draft-ietf-tsvwg-behave-requirements-update - Document Shepherd: David
Replaces: draft-ietf-behave-requirements-update-00
Nov 2013, Former BEHAVE WG work item intended for publication as a BCP
Mar 2014, Irene R reviewed this and found no conflict with SCTP drafts.
Some suggestions (in no particular order) for a shepherd:
++ Dave Thaler, may review, as former behave co-chair
++ David Harrington, has been around in behave, and he knows how to do
this and volunteered multiple times.
++ Ask Jana to review this.
++ Dan has committed to review this.
Chairs: Check intention and planned timeline.
DUE: Please comment on list
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Expired WG documents:
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draft-ietf-tsvwg-intserv-multiple-tspec - Document Shepherd: David
WG interest in this topic recorded at IETF-78.
Charter update needed to progress this work.
5 Reviews needed to determine energy/technical direction.
WG -05 (presented in Beijing, IETF-79)
WG -06 (presented in Prague, IETF-80)
2 reviews from RSVP-DIR received (Bruce Davie, ?)
2 additional reviews promised (Ken Carlberg, Francois LeF)
Chairs asked AD for a Charter update (IESG agreed)
Draft discussed at IETF-80, and request to update charter agreed
- AD advised 4 named reviewers will be required
Adopted for progression as PS, for May 2012
- New name: 'RSVP Multiple Instance'.
Draft is now expired and dead.
Draft authors will request replacement with
draft-polk-rsvp-multi-instance-object (and WG adoption call for that draft
in Honolulu, IETF-91)
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draft-ietf-tsvwg-rsvp-app-id-vv-profiles - Document Shepherd: David
Replaces: draft-polk-tsvwg-rsvp-app-id-vv-profiles
-01 Presented in Beijing, IETF-79.
-02, 14-Mar-2011
Presented IETF-80.
Seek to coordinate with music with partner ID:
draft-polk-mmusic-traffic-class-for-sdp
Gorry liaised with MMUSIC WG Chairs on companion draft (norm ref from this
tsvwg draft).
Adopted as a TSVWG work item, December 2013, [Milestone Jul 2013].
This will update a RFC 2872 (PS).
Presented at IETF-86,
Mar 2013 (no comments)
Expected ready for WGLC (waiting on MMUSIC)
DUE: Reviewers are needed to prepare for a WGLC (expired)
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draft-ietf-tsvwg-rtcweb-qos - PS - Document Shepherd: David
- Replaces: draft-dhesikan-tsvwg-rtcweb-qos
- RTCweb and QoS Markings
- Authors requested TSVWG adoption.
- Who has read the draft? (lots 10's of people)
25-Mar-2014, Adopted by tsvwg
- Who thinks it is important to do work in the IETF? (Many)
I-D updated after initial TSVWG feedback
Mar 2014, Adoption call (strong support in WG meeting London)
Adoption call concluded 24 Match 2014: intended as a PS RFC for Sept 2014
++ Magnus agreed to review this.
Early OPS-Dir review received from Fred Baker.
Related draft Oct 2014, DART draft (draft-ietf-dart-dscp-rtp): IETF LC
completed.
DUE: Revised draft (David had concall w/authors on Jan 22).  Current draft
has expired.
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The following have received recent discussion at TSVWG meetings or on
the list. Inclusion in the list below does not indicate support for
these specific drafts and other contributions are also warmly welcomed.
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Authors have request to be considered for adoption:
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draft-wing-tsvwg-turn-flowdata-00.txt
- Individual (no decision to adopt at this time)
- QoS-aspects to be discussed in tsvwg (thought to also be relevant to
TURN WG)
Comments welcome on tsvwg list.
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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.
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draft-lai-tsvwg-normalizer
- Thought to fall within TSVWG charter
- Presented IETF-88, comments welcome on tsvwg list.
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Other drafts and work items linked to TSVWG:
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draft-ietf-tsvwg-sctpnat - Document Shepherd: Gorry
Will replace: draft-ietf-behave-sctpnat-03.txt Adopted Nov 2013.
Former BEHAVE WG work item that defines SCTP NAT support
Feb 2014, Author update following comments and align to related draft on
SCTP NAT (conflicts found in language)
Chairs: - authors have requested a single document to replace both.
Document replaced by: draft-ietf-tsvwg-natsupp
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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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