Electric cables and wires; Electric wires and cables; Fiber optic cables; Fiber optic connectors; Fiber optics; Fibre optic periscopes; Network access server hardware; Wire connectors; Computer network adapters; Computer network hubs; Computer network interface devices; Computer network switches; Electronic test and measurement devices for use in the fields of networks and telecommunications, namely, instrumentation used to test and certify new and existing data and voice communication cable and coaxial cable; Electronic devices, namely, handhelds for exchanging data in energy meters or submeters; Junction sleeves for fibre optics; Measuring apparatus, namely, laser distance meters; Metal cabinets specially adapted to protect telecommunications equipment in the nature of fiber optic cables; Optical fiber cables; Optical fibers; Optical fibres; Optical fibres, telephone receivers, switchboards, telephone and telegraph wires, video telephones; Protective sheaths for fiber optical cables; 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