Communication center , telegraph workers at work, telegraph troops .
Communication center - a set of technical equipment of a communication operator , providing the provision of communication services and connection to the public network
Typically, the site includes the services DNS , WEB , FTP , MAIL - TMS and a router to interface with the provider . Physically, it is a rack, with servers and routers installed in it, located in a suitable room.
Often the building that houses the communications hub is the telecommunications center of the city . It houses all the organizations most in need of operational communications that do not have their own telephone exchanges , such as telegraph and post offices, public Internet access points and so on.