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Peter Zenin2018-12-10 17:45:09
WiFi
Peter Zenin, 2018-12-10 17:45:09

What are the types of high-speed Internet for streaming video at maximum speed?

The task is to organize an online video stream at arbitrary points.
What are the options for placing dozens of video cameras and connecting them to a high-speed Internet channel?
Are there options to find such points and methods of connection in the suburbs?
Are there options to ensure sufficient speed in arbitrary places in Russia?
Somewhere where only satellite is available?
Somewhere where it is possible to connect to the nearest city via a wi-fi gun?
Or is there 4g coverage, for example, to somehow negotiate with a mobile operator whose towers are nearby for high-speed access? Or can it "parallelize" several 4G/LTE operators?

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4 answer(s)
Y
Yaroslav, 2018-12-10
@yaror

There is no universal solution, I think.
Of course, a wired connection will always be more stable and reliable.
If only a satellite reaches somewhere - there’s not much choice there)
I won’t tell you how to use Wi-Fi as a radio relay - I’m not a specialist - but I’m a little oriented in cellular networks)
Above in the comments I saw the requirements for a 2 Mbps band , right?
Then I will say this: yes, the speed on the mobile network is quite achievable.
Let me point out some not immediately obvious things:
1. The radio of mobile operators is tailored for the transmission / reception distribution typical for the average subscriber (Uplink / Downlink) ~ 1/7 - 1/8. Accordingly, since the camera works for transmission, the available bandwidth declared by the operator (and marketers like to promise both 100 and 300 megabits per second) I would immediately boldly divide by 8.
2. The available bandwidth at a particular point still needs to be checked. Check not with a speedtest - it often fails - but, for example, with iperf. In general, for each specific site, I would take the SIM cards of all the operators available there, measure the speed on each, and choose the most suitable one.
As for the parallelization of channels from several mobile operators ... I think that with a large number of points, hemorrhoids with the maintenance of this design will eat up any possible gain. So, the maximum, in my opinion, is a combination of two channels: main / backup.

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rPman, 2018-12-10
@rPman

It all depends on the location and the number of cameras.
In any case, the best solution (and an average, but unfortunately not optimal, but simple) would be to shift the headache to the provider - connect each camera (or group located in the same room) with a separate contract, and let him have a headache how to connect you to the internet.
You will almost certainly not be able to legally optimize your costs by wiring yourself (optics over the air or through the sewer) or using a radio channel (legally you need a license for this), with the exception of optical communications over the air (laser communications), they do not interfere with anyone, so they can set at your own discretion, but this option most likely makes sense if you want to install a camera somewhere in the field, and the provider will roll out a six-figure bill for each point, since a couple of devices and their installation / maintenance costs a pretty penny.

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Griboks, 2018-12-10
@Griboks

An interesting problem, however. If someone had guessed how to conduct super-fast Internet to anywhere in our country practically for free without SMS and registration, then there would have been no Megafon or Beeline there for a long time.
Usually, this is called an object base station. It is built or brought in for the duration of the "stream" to provide the desired signal, and it itself is connected via a radio relay channel to some highway. This requires permission. This is done by special people.
You would check the location, and then look at the available mobile connection. Next, buy a bunch of Sims and distribute traffic between them.
ps Actually, your task is easily solved. Only for this you need to work in some KGB or FSB))

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