MegaFon united in a common backbone network of six federal districts, thus completing the construction of the Big Ring fiber-optic (fiber-optic link).
Big Ring went on the European part of Russia in Moscow, Nizhny Novgorod, Samara, Saratov, Volgograd, Rostov-on-Don, Voronezh and Orel. The total length of the ring was 5000 km, construction of the road took about 3 years, says the official report of Megafon.
Throughout the fiber-optic equipment is installed spectral multiplexing DWDM, which allows you to simultaneously transmit up to 40 data channels on two optical fibers. If necessary, the data rate can easily be increased from the current 40 Gb /s to 400 Gb /s.
The need for a fiber optic backbone is dictated by the increasing amount of information transmitted, the international requirements for reliability and connection quality. Backbone Network - a huge resource, investing in the development of fiber optic, we invest in the future - said the technical director of MegaFon Oleg Nikolaenko.
The project company to solve complex technical and technological problems: fiber-optic route passed through a large number of settlements, agricultural land, over water barriers, railways, gas pipelines and other surface and underground communications. For example, when implementing the project in the Volga area specialists had to do a puncture the River Don at length about 1000 m for laying fiber-optic cable (FOC). Where do you take the money? - In the bedside table. - And who put them there? …
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