Computer network adapters, switches, routers and hubs; Computer network hubs, switches and routers; Computer network routers; Computer network switches; Ethernet adapters; Ethernet switches; Ethernet transceivers; Gateway routers in the nature of computer control hardware; Integrated circuit modules; Local switches; Power over Ethernet (PoE) network components in the nature of switches; Power supplies; Telecommunication exchangers; Telecommunications equipment, namely, fiber-optic transceiver...