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Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity; apparatus for recording, transmission or reproduction of sound or images; magnetic data carriers, recording discs; automatic vending machines and mechanisms for coin-operated apparatus; cash registers, calculating machines, data processing equipment and computers; fire-extinguishing apparatus.
bit error rate testers, storage area network (san) testers, synchronous optical network (sonet) testers, router testers, ethernet switch testers, asynchronous transfer mode (atm) testers, multi-protocol label switching (mpls) testers, internet protocol (ip) testers, voice over internet protocol (voip) testers; testers for communication equipment, including wireless, namely, wireless lan switches, radio access network controllers, base-stations, core routers, enterprise routers, ethernet switches, atm switches, atm conformance test software, multi-service switches, add drop multiplexers, multi-service provisioning platforms, multi-service access platforms, optical switches, signaling analyzers, ip network emulators, emulation test software, protocol testers, telephone, cellular telephone, television, ip television and cable television testers; testers for broadband equipment, namely, ip digital subscriber line access multiplexers, broadband remote access concentrators, edge access routers, computer hardware and software for testing firewalls, content networking devices, line cards, network processors, and protocol processors; light wave testers; computer and communications network testers