Fibre-optic cables; Transceivers; Computer hardware; Computer network adapters, switches, routers and hubs; Computer network switches; Computer networking hardware; Ethernet cables; Fiber optic cables; Network cards; Optical cables; Optical fiber cables; Optical fibers; Fiber optic connectors; Optical fiber connectors; Telecommunications equipment, namely, fiber-optic transceivers, fiber optic repeaters, converters and optimizers, wave division multiplexers, free-space optics transmission sys...