User guide

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A.3 IPTVProtocols
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 IPTVusesamultilayerprotocolstacktodeliverthemediacontents.
 Thefirst3layersaretypicalforIPTVtransmission.
 TheUDP/RTPsessionlayerisresponsiblefortransferringpacketsbetweenthe
senderandthereceiver.
 TheMPEG‐TStransportstreamlayercombinesmultiplemediastreams(video,audio,
data)intoasin
gleprogramtransportstream.
 ThePESlayerassignsvideoandaudiotospecificpacketstreams.
 Theapplicationlayerperformsencodinganddecodingofthevideoandaudiousing
MPEG‐2,MPEG‐4,VC‐1orotherformats.