Ключевые слова: abstract, background, bandwidth, black, cable, cat5, color, computer, connect, connection, cord, data, device, digital, electric, electrical, equipment, flow, global, group, industry, interconnect, internet, isolated, lan, line, link, macro, metal, network, networking, part, patch, plastic, plug, power, red, render, rj45, router, switch, technology, telecommunications, telephone, white, wire, wired,