Ключевые слова: attenuator, background, black, business, cable, card, closeup, communication, component, computer, connection, connector, copper, cord, data, engineering, equipment, ethernet, fiber, fibre, gbic, gigabit, glass, global, industrial, information, interface, internet, isolated, laser, light, mode, module, net, network, networking, optic, optical, plug, port, sfp, small, speed, switch, technology, telecommunication, telecommunications, transfer, utp, white,