Ключевые слова: abstract, background, business, cable, center, commercial, communication, computer, concept, connect, date, design, digital, electronic, equipment, ethernet, fiber, global, globalization, glow, high, industry, information, internet, light, line, link, media, modern, net, network, optic, plug, port, power, security, space, speed, standard, support, switch, technology, telecommunication, traffic, transfer, type, wan, wire, working, yellow,