A couple of years ago it seemed that the model will win ' downloaded - posmotrel_kogda_udobno ', which imposes stringent requirements to the parameters of the access network (the file can be downloaded for a long time ).
Recently, however, not everything is moving in this direction - is gaining momentum VoD streaming.
Here's an example: increasing numbers of customers using VoD system popular in the U.S. video rental Netflix.
Instead, hire DVD, received in the mail, they prefer a new service - VoD streaming. And this tendency, as seen dramatic. The popularity of VoD is growing by leaps and bounds.
This trend has had a profound impact on the requirements for the construction of the access network (and the transmission rate and bandwidth, and the stability of the time of delivery of packets).
This is what it is and interesting.
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