IPTV (Internet Protocol Television) usually refers to systems where a digital television service is delivered using internet protocol over a managed network infrastructure. In addition to a media device, the television screen also becomes a means of communication with IPTV, allowing the viewer to interact with the service as well as with other people. IPTV enables numerous applications besides linear TV, such as advanced service and program guides, time-shift TV, video-on-demand, games, betting, voting in television shows, voice call handling, chatting and presence.

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