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Risorse bibliografiche
Risorsa bibliografica obbligatoria
Risorsa bibliografica facoltativa
Scheda Riassuntiva
Anno Accademico 2014/2015
Scuola Scuola di Ingegneria Industriale e dell'Informazione
Insegnamento 089043 - MULTIMEDIA INTERNET
Docente Giacomazzi Paolo
Cfu 10.00 Tipo insegnamento Monodisciplinare

Corso di Studi Codice Piano di Studio preventivamente approvato Da (compreso) A (escluso) Insegnamento
Ing Ind - Inf (Mag.)(ord. 270) - MI (434) INGEGNERIA INFORMATICA* AZZZZ089043 - MULTIMEDIA INTERNET
079492 - SERVIZI MULTIMEDIALI SU INTERNET
091036 - MULTIMEDIA INTERNET APPLICATIONS
Ing Ind - Inf (Mag.)(ord. 270) - MI (474) TELECOMMUNICATION ENGINEERING - INGEGNERIA DELLE TELECOMUNICAZIONI* AZZZZ089043 - MULTIMEDIA INTERNET
Ing Ind - Inf (Mag.)(ord. 270) - MI (481) COMPUTER SCIENCE AND ENGINEERING - INGEGNERIA INFORMATICA* AZZZZ089043 - MULTIMEDIA INTERNET
091036 - MULTIMEDIA INTERNET APPLICATIONS

Programma dettagliato e risultati di apprendimento attesi

Part 1: multimedia services in the Next Generation Network.

1. The Next Generation Network and ultra-large bandwidth services. NGN architectures, Fiber to the Exchange, Fiber to the cabinet, Fiber to the Building, Fiber to the Home. point-to-point and Passive Optical Network systems. The Next generation Network in Italy, Europe.

2. Service architectures in the NGN: Service Layer, Transport Layer. Requirements of multimedia services. Interconnection of NGN networks.

3. Internet multimedia communications: digital media, audio and video codecs. Consumer-oriented multimedia applications; file sharing; video on demand; videotelephony; videoconference; IP television, interactive TV.

4.  IP TV and Internet TV; technological features; architectures. The value chain of the IP TV; the content provider, the service provider, the network provider, the final customer. Internet TV; the long tail of internet TV contents; YouTube.

5. Peer to peer (p2p) systems for file sharing. Overlay architectures of p2p systems. Centralized and distributed p2p systems. Resource organization with Distributed Hash Tables. Chord. Query management in Gnutella, Gnutella 2, EDonkey, KAD, Bit torrent.

6. Anonymizing networks: basic principles. Anonymizing proxy. Mixing. Opennet and Darknet. Friend to friend. Anonymizing systems Tor (Onion Routing), location-hidden servers, Turtle F2F, I2P, Freenet.

7. P4P systems, architectures and standards.

8. P2P audio-video streaming; architectures and protocols; cost/performance aspects of IP TV and Internet TV a confronto. Protocols for resource discovering. Routing in p2p networks. P2p television. Real-time streaming; Real Time Streaming Protocol. Architectures of video streaming systems; distributed and centralized architectures; Content Delivery Networks. Internet broadcasting.

9. Peer-to-peer telephony; Skype. Architectures and protocols for Voice over IP (VoIP). H.323. Session Initiation Protocol. Real Time Protocol.

10. Interworking of VoIP and classic PSTN telephony; SIGTRAN; Media Gateway Control Protocol; Softswitch architecture; media gateway;signalling gateway; adaptation layers of sigtran (M2UA, M3UA, M2PA). SCTP.

Part 2: analysis and design of IP multimedia networks with quality of service.


 1. Multimedia communications and Quality of Service (QoS) issues. Audio/video digital media. Service Level Agreements (SLA); definition of QoS requirements; customer-proivider contracts.

2. The traffic Profile. The Traffic Conditioning Agreement (TCA). Controlling TCA. Traffic regulation: policing; marking; shaping.

3. Resource allocation for QoS guarantee. The usage of TCA and SLA. Scheduling policies.

4. Practical architectures for QoS-oriented delivery. The IP Differentiated Services architecture. The IP Integrated Services architecture. The MultiProtocol Label Switching. QoS and routing. COPS (Common Open Policy Service).

5. Design of IP networks with QoS. The Network Calculus; managing regulated traffic; traffic envelopes and service envelopes. Design of FIFO, SP, GPS and EDF schedulers. Design of networks of schedulers with both short-range dependent and long-range dependent traffic.


Note Sulla Modalità di valutazione

Written exam.


Bibliografia
Risorsa bibliografica obbligatoriaDaniel Collins, Carrier Grade Voice Over IP , Editore: McGraw-Hill Professional, Anno edizione: 2002, ISBN: 0071406344
Risorsa bibliografica obbligatoriaMiguel Barreiros, Peter Lundqvist, QoS-Enabled Networks - Tools and Foundations, Editore: Wiley, Anno edizione: 2011, ISBN: 9780470686973

Mix Forme Didattiche
Tipo Forma Didattica Ore didattiche
lezione
76.0
esercitazione
12.0
laboratorio informatico
0.0
laboratorio sperimentale
0.0
progetto
0.0
laboratorio di progetto
0.0

Informazioni in lingua inglese a supporto dell'internazionalizzazione
Insegnamento erogato in lingua Inglese
Disponibilità di materiale didattico/slides in lingua inglese
Disponibilità di libri di testo/bibliografia in lingua inglese
Possibilità di sostenere l'esame in lingua inglese
Disponibilità di supporto didattico in lingua inglese
schedaincarico v. 1.6.1 / 1.6.1
Area Servizi ICT
20/11/2019