Multimedia Communication aanndd Internet QoS Hermann Hellwagner Research Group Multimedia Communication (MMC) Institute of Information Technology (ITEC) KKllaaggeennffuurrtt UUnniivveerrssiittyy, AAuussttrriiaa [email protected] http://www.itec.uni-klu.ac.at/~hellwagn GGyöör, 2299 AApriill 22001100 Hellwagner Multimedia Communication and Internet QoS 1 Who am I? (cid:131) Professor of Information Technology HHeeaadd ooff RRGG MMuullttiimmeeddiiaa CCoommmmuunniiccaattiioonn ((MMMMCC)) (cid:131) Research interests: • Distributed multimedia systems • Multimedia communication, quality of service (QoS) (cid:131) Teaching: • Computer organization, operating systems, computer networks • IInntteerrnneett QQooSS, sseerrvveerrss//cclluusstteerrss, aaddvvaanncceedd ttooppiiccss iinn mmuullttiimmeeddiiaa communication (cid:131) PPrrooffeessssiioonnaall sseerrvviicceess:: • Member of the Scientific Board of the Austrian Science Fund (FWF) • Deputy Head of Austrian Delegation to ISO/IEC JTC1/SC29 WG11 (Moving Picture Experts Group - MPEG) Hellwagner Multimedia Communication and Internet QoS 2 Where do I come from? Klaggenfurt Hellwagner Multimedia Communication and Internet QoS 3 Where do I come from? Hellwagner Multimedia Communication and Internet QoS 4 Outline 1 Introduction: Motivation, QoS Requirements, Terminology, PPriinciiplles 2 Integrated Services (IntServ) and the Resource Reservation PProttocoll ((RRSSVVPP)) 3 Differentiated Services (DiffServ) 4 Multiprotocol Label Switching (MPLS) 55 RReeaall-TTiimmee MMuullttiimmeeddiiaa DDaattaa TTrraannssppoorrtt:: BBaassiicc PPrroottooccoollss 6 Conclusions Hellwagner Multimedia Communication and Internet QoS 5 Literature: Books (cid:131) Ina Minei, Julian Lucek MPLS-Enabled Applications: Emerging Developments and New Technologies WWiilleeyy 22000088 ((SSeeccoonndd EEddiittiioonn)) (cid:131) Mihaela van der Schaar, Philip A. Chou Multimedia over IP and Wireless Networks. Compression, Networks, and Systems Elsevier // Academic Press 2007 (cid:131) John Evans, Clarence Filsfils Deploying IP and MPLS QoS for Multiservice Networks. Theory and Practice EEllsseevviieerr // MMoorrggaann KKaauuffmmaannnn 22000077 (cid:131) Jitae Shin, Daniel C. Lee, C.-C. Jay Kuo Quality of Service for Internet Multimedia Prentice Hall 2004 (cid:131) Sanjay Jha, Mahbub Hassan Engineering Internet QoS Artech House 2002 (cid:131) FFredd HHallsallll Multimedia Communications Addison Wesley 2001 (cid:131) RRaallff SStteeiinnmmeettzz Multimedia-Technologie. Grundlagen, Komponenten und Systeme Springer 1998 Hellwagner Multimedia Communication and Internet QoS 6 Literature: Journals and Conferences (cid:131) IEEE Network (cid:131) IEEE Communications Magazine (cid:131) IEEE Communications Surveys & Tutorials: hhttttpp::////wwwwww..ccoommssoocc..oorrgg//lliivveeppuubbss//ssuurrvveeyyss//iinnddeexx..hhttmmll (cid:131) IEEE Multimedia (cid:131) IEEE Internet Computing: http://computer.org/internet/ (IC Online) (cid:131) IEEE Transactions on Communications (cid:131) IEEE Journal on Selected Areas in Communications (cid:131) IEEE Transactions on Multimedia (cid:131) IEEE/ACM Transactions on Networking (cid:131) ACM Multimedia Systems (cid:131) Numerous Conferences on Networking Topics Hellwagner Multimedia Communication and Internet QoS 7 Literature: Some WWW Resources (cid:131) Internet Engineering Task Force (IETF): http://www.ietf.org ((iinnccll. mmaannyy WWoorrkkiinngg GGrroouuppss ddeeffiinniinngg QQooSS mmeecchhaanniissmmss)) (cid:131) IEEE Communications Society: http://www.comsoc.org (cid:131)(cid:131) QQbboonnee IInntteerrnneett22 IInniittiiaattiivvee:: hhttttpp::////qqbboonnee.iinntteerrnneett22.eedduu// (cid:131) Survey on Internet QoS: http://user.chollian.net/~son6971/qos/qos.htm (cid:131) Prof. Raj Jain‘s Web page: http://www.cs.wustl.edu/~jain/ (cid:131) Prof. Henning Schulzrinne‘s Web page: http://www.cs.columbia.edu/~hgs/ (cid:131) “CCllaassssiiccaall“ NNeettwwoorrkkiinngg RReeaaddiinngg LLiissttss ((iinnccll. QQooSS)):: http://www.cs.columbia.edu/~hgs/netbib/standard.html (cid:131) Prof. Klara Nahrstedt‘s Web page: hhttttp:////caiiro.cs.uiiuc.eddu//~kkllara//hhome.hhttmll Hellwagner Multimedia Communication and Internet QoS 8 11 IInnttrroodduuccttiioonn Motivation, QoS Requirements, Terminology, Principles Hellwagner Multimedia Communication and Internet QoS 9 The Challenge: Multimedia (cid:131) Multimedia • HHanddlliing off a variietty off presenttattiion meddiia • Acquisition, storage, retrieval, transmission, presentation, and perception of different data types: • Text, graphics, voice, audio, video, animation, VR/AR, ..... • Movie: video + audio + script + descriptive (meta-) data + ..... (cid:131) New applications • Multimedia has become pervasive in applications • Technology push and end user pull (cid:131) Challengges • Storage: many GBs per video • Timely, continuous (real-time) and correct (synchronized) delivery • Indexing, searching, retrieval: 1000s of videos? 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