TECHNICAL ISO/IEC REPORT TR 29181-6 First edition 2013-04-15 Information technology Future Network Problem statement and requirements - Part 6: Media transport Technologies de I'information — Réseaux du futur — Enonce du probleme et exigences - Partie 6: Transport des médias Reference number ISO/IEC TR 29181-6:2013(E) IEC @ISO/IEC2013 py IHS under ted without license from IHS Not for Resale ISO/IEC TR 29181-6:2013(E) COPYRIGHTPROTECTEDDOCUMENT ISO/IEC2013 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting on the internet or an intranet, without prior written permission. ISO copyright office Case postale 56 : CH-1211 Geneva 20 Tel. + 41 22 749 01 11 Fax + 41 22 749 09 47 E-mail [email protected] Web www.iso.org Published in Switzerland @ ISO/IEC 2013 - All rights reserved vided by IHS under itted without license from IHS Not for Resale ISO/IEC TR 29181-6:2013(E) Contents Page Foreword .iv Introduction. 1 Scope 2 Normative references.. 3 Terms and definitions 4 Symbols (and abbreviated terms).. 5 Overview.... 5.1 Networks evolving to support of media .. 5.2 User demand for media-based services .... 6 General concept of FN media transport... 6.1 Supportofconnection-orientedandconnection-lessmodel. 6.2 Classification of basic services and composite service.. .8 6.3 Deployment of MANE (Media Aware Network Element) in the network 9 6.4 Content delivery networking ....... 10 7 Problem statement..... 10 7.1 Protocol overhead and useless information ..... 7.2 Limitation of Layered Coding... 11 7.3 No media-awareness.... 7.4 No information exchange between protocol stacks (layered network stack)... 7.5 Support for new types of media.... 11 7.6 Merging of current solutions in supporting media transport. 7.7 Contents are left to the end-system ..... 12 8 Requirements for media transport in Future Network... 12 8.1 General requirements .... 8.2 Requirements related to functionality of MANE. 8.3 Requirements related to media delivery and network.. 14 Annex A (informative) Use cases for media transport... 16 A.1 HD Multiparty videoconference ... 16 A.1.1 Current Solution .. 16 A.1.2 Future Network Solution... 16 A.2 Web browsing... 17 A.2.1 Current Solution.. 17 A.2.2 Future Network Solution.. ..18 A.3 Media Aware Network Element ... 18 A.3.1 Content-aware based congestion control.... 18 A.3.2 Decision-making.. A.3.3 Seamless mobility .20 Annex B (informative) Related standardization and research activities .. ..22 B.1 MMT (MPEG Media Transport) .... 22 B.2 SMART of Ambient Network..... B.3 MEDIEVAL (MultimEDia transport for moblIE Video AppLications) . .24 B.4 CDNi (Content Delivery Network Interconnection) 25 B.5 26 Bibliography. 29 Copyright Intematinal Organzatinfor standadization All rights reserved ili ted withoutlicensefromIHS Not for Resale