Ключевые слова: bridge, cable, canals, cat5, closeup, communication, communications, concepts, connection, connector, construction, cord, data, device, equipment, firewall, frame, gateway, global, hard, hosting, information, internet, light, line, link, modern, modules, network, packets, panel, parts, patch, plug, port, rj45, router, security, server, station, supply, switch, technology, telecom, telecommunications, through, transmission, wan, wire, wired,