Ключевые слова: abstract, background, blue, broadband, business, cable, center, closeup, color, colorful, communication, computer, connect, connection, cord, data, digital, electric, electrical, electronic, electronics, energy, equipment, ethernet, global, hub, industry, internet, isolated, lan, line, link, macro, net, network, networking, plug, port, power, router, server, switch, system, technology, telecommunication, telecommunications, white, wire, wired,