Electric wires and cables; Light conducting filaments; Optical fibers; Connections for electric lines; Integrated circuits; Integrated circuit modules; Blank optical data carriers; Electronic and optical communications instruments and components, namely, optical data links; Electronic and optical communications instruments and components, namely, optical transceivers; Transceivers; Electronic and optical communications instruments and components, namely, optical transmitters; Electronic and optical communications instruments and components, namely, optical receivers; Cables for electrical and optical signal transmission systems; Optical cables; Electrical and optical cables; Fiber optic cables; Active Optical Cables; Telecommunication switches; Switchboards; Telecommunications equipment, namely, fiber-optic transceivers, fiber optic repeaters, converters and optimizers, wave division multiplexers, free-space optics transmission systems, switches including Ethernet switches and routers, fiber-to-the-home and ethernet-over-VDSL access aggregators, terminators and repeaters, and remote presence management products, namely, switches, and console, alarm, sensor and power management devices