Our team has built 9000km of fiber optic communication lines for 5 years. Here are the documents for these lines:
https://cloud.mail.ru/public/Fc3z/zyCsDJ6PMFor the past 10 years, a lot of such as our team built a fiber optic cable. The optical fibers themselves in various cables are available today, but in order to maintain the actual communication speed between regions, it is necessary to periodically change the active equipment to a more powerful one with a higher bandwidth of traffic - which we can do well with our own hands. Here is a photo of our work:
https://goo.gl/photos/RJstjA8Knmv2VBh38https://cloud.mail.ru/public/9Rsf/ZVSKWFRz2With TELE2 there is a work on the creation of a virtual operator of cellular communication to provide subscribers with TELEPORT SIM cards.