1 SIPPING Working Group IETF 69 Mary Barnes (WG co-chair) Gonzalo Camarillo (WG co-chair) Oscar Novo (WG Secretary)

2 Note Well Any submission to the IETF intended by the Contributor for publication as all or part of an IETF Internet-Draft or RFC and any statement made within the context of an IETF activity is considered an "IETF Contribution". Such statements include oral statements in IETF sessions, as well as written and electronic communications made at any time or place, which are addressed to: ● the IETF plenary session, ● any IETF working group or portion thereof, ● the IESG, or any member thereof on behalf of the IESG, ● the IAB or any member thereof on behalf of the IAB, ● any IETF mailing list, including the IETF list itself, any working group or design team list, or any other list functioning under IETF auspices, ● the RFC Editor or the Internet-Drafts function All IETF Contributions are subject to the rules of RFC 3978 (updated by RFC 4878) and RFC Statements made outside of an IETF session, mailing list or other function, that are clearly not intended to be input to an IETF activity, group or function, are not IETF Contributions in the context of this notice. Please consult RFC 3978 (updated by RFC 4878) for details.

3 Other Notes ● Need at least two Note Takers ● Jabber Transcription : ● Need a mediator for Jabber session for questions. ● MP3 streaming ● Use the microphone, and state your name ● Wireless: Make sure your computer is not in adhoc mode

4 WG Reviews ● dure.html ● Tracking WG documents, including WG reviews, assignments and status, with proposed WGLC (and IESG) dates for all WG documents. ● Updated every 3-4 weeks (6 updates since IETF-68) ● Important for doc editors to review deadlines and make sure current status of docs is accurate. ● WG reviews are cached in the spreadsheet, with new reviewers liberally recruited based on mailing list feedback. ● Information is used by other SDOs to track dependencies. ● Overall progress since IETF-68 has been good!

5 RFCs Published since IETF 68 ● None

6 RFC Editor’s Queue ● draft-ietf-sipping-app-interaction- framework (PS) (awaiting GRUU) ● draft-ietf-sipping-transc-conf (PS) ● draft-ietf-sipping-transc-framework (Info)

7 Post-Publication Request ● draft-ietf-sipping-uri-services (PS) (Waiting for related docs – consent FW) ● draft-ietf-sipping-rtcp-summary (PS) (IESG Eval - Revised ID) ● draft-ietf-sipping-gruu-reg-event (PS) (AD Followup – new version available) ● draft-ietf-sipping-v6-transition (PS) (IESG Review – new version required) ● draft-ietf-sipping-toip (Info) (AD Followup – new version required) ● draft-ietf-sipping-capacity attribute (PS) ● draft-ietf-sipping-dialogusage (Info) (IESG Review/AD Followup) The following are new to this state since IETF-68: ● draft-ietf-sipping-spam (Info) (IESG Review/AD Followup) ● draft-ietf-sipping-sbc-funcs (Info) ● draft-ietf-sipping-consent-format (PS) ● draft-ietf-sipping-pending-additions (PS) ● draft-ietf-sipping-ipv6-torture-tests (Info)

8 Undergoing Final Updates prior to Proto write-up ● draft-ietf-sipping-service examples (WGLC completed 1 July 2006) ● Editor (Alan Johnston) has indicated that a new document has been submitted

9 WGLC Completed since IETF-68 ● draft-ietf-sipping-ipv6-torture-tests-01 (WGLC completed 06 April 2007) ● Publication requested ● draft-ietf-sipping-cc-framework (WGLC completed 13 April 2007) ● Editor (Alan Johnston) working on edits ● draft-ietf-sipping-race-examples (WGLC completed 14 May 2007) ● To be discussed today ● draft-ietf-sipping-overload-reqs (WGLC just ended on 21 May 2007) ● Editor (Jonathan Rosenberg) to make updates per review comments by 31 July 2007

10 WGLC Completed ● The following 2 documents (coordinated with draft-ietf-sip-policy- framework): ● draft-ietf-sipping-policy-package (WGLC completed 11 Jun 2007) ● draft-ietf-sipping-media-policy-dataset (WGLC completed 11 Jun 2007) Editor (Volker Hilt) to make updates per review comments by 30 July 2007 ● draft-ietf-sipping-config-framework-12 (Extended WGLC ended 9 July 2007) ● To be discussed today

11 Important Doc Dependencies draft-ietf-sipping-policy-package draft-ietf-sip-session-policy-framework

12 Undergoing WGLC ● None

13 draft-ietf-sipping-sip-offeranswer (WGLC 13 Aug - 3 Sept 2007) ● Token: Doc editor (Takuya Sawada) to incorporate any feedback. WG to provide feedback and one more reviewer (Two currently: Byron Campen, Jonathan Rosenberg) ● On agenda for today. draft-ietf-sipping-nat-scenarios (WGLC 20 Aug - 10 Sept 2007) ● Token: Doc editor (Chris Boulton) to incorporate any feedback. WG to provide feedback. ● Current reviewers: Guarav Kuhlshreshth, Vijay Gurbani, Spencer Dawkins WGLC planned Aug/Sept.

14 WG Review Team ● Thanks to the following who have provided reviews that have allowed the WG to make progress on deliverables: ● Tolga Asveren ● Spencer Dawkins ● John Elwell ● Roni Even ● Vijay Gurbani ● Cullen Jennings ● Volker Hilt ● Anders Kristensen ● AC Mahendran ● Xavier Marjou ● AB Nataraju ● Christian Schmidt ● Shida Schubert ● Dave Robbins ● Jari Urpalainen ● Dale Worley

15 Charter Updates Proposed ● Aug 2007 SIP Service Examples to IESG as Info ● Done (Dec 2006) XML Format Extension for Capacity Attributes in Resource Lists to the IESG as PS ● Done (Dec 2006) WGLC Session Border Controller requirements ● Done (Dec 2006) WGLC SPAM problems in SIP ● Done (May 2007) WGLC Session Policy package ● Done (May 2007 WGLC User Agent Profile for Media Policy ● Done (Jan 2007) Multiple Dialog Usages to IESG as Info ● Done (April 2007) WGLC Call Control Framework ● Done (April 2007) WGLC SIP Torture Tests for IPv6 ● Done (Mar 2007) Consent-based Communications in SIP ----New---- (Framework document moved to SIP, related docs stayed in SIPPING) ● Done (April 2007) Session Border Controller requirements to IESG as Info ● Done (Mar 2007) SPAM problems in SIP to IESG as Info ● Sept 2007 WGLC NAT scenarios (ICE Dependency)

16 More Charter Updates Proposed ● Sept 2007 Session Policy package to the IESG as PS ● Sept 2007 User Agent Profile for Media Policy to the IESG as PS ● Done (May 2007) WGLC Requirements for Management of Overload in SIP ● Sept 2007 WGLC SIP Offer/Answer Examples ● Aug 2007 SIP Call Control - Transfer to IESG as Info (GRUU Dependency) ● Oct 2007 Call Control Framework to the IESG as Info ● May 2007 SIP Torture Tests for IPv6 to the IESG as Info (Early) ● Done (May 2007) WGLC SIP Race Condition Examples ● Dec 2007 NAT Scenarios to IESG as Info ● Sept 2007 Requirements for Management of Overload in SIP to IESG as Info ● Nov 2007 SIP Offer/Answer Examples to IESG as Info ● Aug 2007 SIP Race Condition Examples to IESG as Info ● Dec 2007 Revise Charter

17 Day 1 Agenda : Note that we’re working through the 10 minute break 1740 –Status and Agenda Bash (Chairs) – 15 min Offer/Answer: o-line Usage (Paul Kyzivat) - 20 min Race Conditions (Paul Kyzivat) – 10 min 1825 – Service Identification (Jonathan Rosenberg) 30 min 1855 – Configuration Framework (Sumanth Channabasappa) – 35 min 1930 – Simple Application Configuration Protocol (Simo Veikkolainen) – 20 min

18 Day 2 Agenda THURSDAY, July 26, 2007, , Red Lacquer 1300 – Status and Agenda Bash (Chairs) – 5 min An Extension to SIP Events for Pausing and Resuming Notifications (Mohammad Vakil) – 15 min SIP File Directory (Miguel Garcia) - 20 min Transparent B2BUA (Xavier Marjou) – 15 min Replace Instant Message in SIP (Da Qi Ren) – 15 min Response Code for Indication of Terminated Dialog (Christer Holmberg) – 15 min 1425 – Follow-up on specific WG topics (TBD) – 35 min

19 Other drafts of interest ● As usual, majority of meeting time allocated to WG documents ● Other documents get agenda time based on level of mailing list discussion and issues requiring discussion ● All agenda requests, with links to docs, are logged at: est.html est.html ● Single slide per topic always welcome for docs not receiving agenda time.  Completing chartered work (including detailed reviews) makes room for discussion of new work items.

20 End-point Perceptual MOS: Variation examples Network End-point PacketizerDepacketizer Egress Ingress Acoustical reference Electrical reference Packet level reference Listening/Talking quality Reference points Conversational quality reference points More variations: - Comparison type; full, partial and none. - Bandwidth; narrow, wide, super-wide and full. - Codec type - Algorithm - Compliance class (e.g. ITU-T P.564 compliance) Variations: - Acoustical, electrical packet level. - Listening, talker, conversational. - Ingress, egress, - local end, remote end We need a way to report these perceptual media quality measures (standardized by other bodies) efficiently without any ambiguity This is true even when RTCP-XR/HR is not used Document: