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Overview of MMUSIC WG Sessions at the 63rd IETF in Paris - August 2005

This document provides an overview of the MMUSIC Working Group sessions held during the 63rd IETF meeting in Paris on August 1, 2005. The agenda includes discussions on several key documents, such as updates on RTSP, ICE methodologies for NAT traversal, and IPsec negotiation in SDP. Presenters are encouraged to send their slides to designated contacts. The meeting also addresses various technical issues, including SDP content attributes, media loopback, and congestion preconditions, aiming to advance ongoing work in multimedia session control.

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Overview of MMUSIC WG Sessions at the 63rd IETF in Paris - August 2005

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  1. MMUSIC WG 63rd IETF – Paris 1ier Août 2005 MMUSIC WG

  2. Intellectual Property Note the yellow sheet in your package! MMUSIC WG

  3. All Presenters: Please send us a copy of your slides (if you have not done so already) jo@acm.org csp@csperkins.org MMUSIC WG

  4. MMUSIC Agenda (1) 1400 Introduction & Status Update (chairs) Progress on documents 1405 RTSP (Westerlund) draft-ietf-mmusic-rfc2326bis-10.txt 1430 ICE: A Methodology for NAT Traversal (Rosenberg) draft-ietf-mmusic-ice-05.txt 1510 IPsec Negotiation in SDP (Saito) draft-saito-mmusic-ipsec-negotiation-req-00.txt 1520 Requirement of for the Data Broadcasting Service(Choi) draft-lkchoi-mmusic-iptvdbs-.txt MMUSIC WG

  5. MMUSIC Agenda (2) 1530 A Congestion Status Precondition for SIP (Alexander) draft-alexander-congestion-preconditions-00.txt 1540 Buffer Handling Attribute for Seamless Mobility (Westerlund) draft-mingqiang-mmusic-session-mobility-attribute-00.txt 1550 SDP Content Attribute (Hautakorpi) draft-hautakorpi-mmusic-sdp-media-content-01.txt 1600 SDP Media Loopback (Hedeyat) draft-ietf-mmusic-media-loopback-01.txt 1600 Wrap up (chairs) MMUSIC WG

  6. WG Status • RFC Editor Queue draft-ietf-mmusic-sdpng-trans-04.txt draft-ietf-mmusic-sdp-comedia-10.txt draft-ietf-mmusic-offer-answer-examples-06.txt draft-ietf-mmusic-sdp-media-label-01.txt • With IESG (updating in progress) draft-ietf-mmusic-sdp-new-25.txt draft-ietf-mmusic-img-req-07.txt draft-ietf-mmusic-img-framework-08.txt draft-ietf-mmusic-kmgmt-ext-15.txt draft-ietf-mmusic-sdescriptions-11.txt draft-ietf-mmusic-sdp-srcfilter-09.txt • Ready for WGLC draft-ietf-mmusic-sdp-bfcp-02.txt draft-ietf-mmusic-comedia-tls-04.txt • Other stuff draft-ietf-mmusic-connectivity-precon-01.txt draft-ietf-mmusic-security-precondition-00.txt MMUSIC WG

  7. SDP Grouping Issue • Grouping attributes • LS, FID (RFC 3388) • ANAT (RFC 4091) • FEC (draft-li-mmusic-fec-grouping-00.txt) Issue: • Signaling alternative RTP Profiles for the same media stream • Choose one out of several alternatives • E.g., AVP vs. SAVP vs. AVPS vs. SAVPF • Options: • Same port: something in SDP defined (but implicit behavior) • Not included in offer/answer examples • FID has different semantics • ANAT only works for different address families • Other ideas? MMUSIC WG

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