Computer hardware; computer software for communication networks and networking infrastructures; for detecting and recovering from a fault in a communications network and/or a computer network; computer software for monitoring and diagnosing computer network infrastructure and/or communications network infrastructure; computer software for monitoring the performance and the physical structure of a communications network and/or a computer network; computer software for managing and visualizing the performance of a computer network; computer software, namely, an embedded operating system for computers, managed Ethernet switches, routers and/or serial devices servers forming a network; computer software, namely, an operating system for computers, managed Ethernet switches, routers and/or serial device servers connected to a network; communication routers, switches, namely, Ethernet switches and computer switches, gateway routers in the nature of computer control hardware, computers and modems; fiber optic cables, connectors and filters; fiber optical network and components therefor, namely, hubs, switches, fiber-to-copper media converters, and fiber-optic cables; fiber optical Ethernet networks and components therefor, namely, hubs, switches, fiber-to-copper media converters, and fiber-optic cables; fiber optical networks comprised of hubs, switches and fiber-to-copper media converters, communication hubs, communication routers and switches having mixed fiber optical and electrical media ports; computer network hubs, switches and routers having fiber optical ports; computer hubs, routers and switches having mixed fiber optical and electrical media ports; fiber optical Ethernet networks comprised of hubs, switches, fiber-to-copper media converters, serial interface to Ethernet servers, communication hubs, communication routers, computer hubs, computer network routers, switches and serial interface to Ethernet servers having mixed fiber optic to electrical media ports, and components therefor; computer network hubs, switches and routers having optical ports and components therefor; computer hubs, routers, switches, serial interface to Ethernet servers and serial device servers having mixed fiber optic and copper ports; video encoders; fiber optic to cable converters; fiber optical to electrical media converters; serial interface to Ethernet gateways; serial device servers

on-line retail store services featuring fiber optical networks, computer hardware, computer software and communications equipment; computerized on-line retail store services featuring fiber optical networks, computer hardware, computer software and communications equipment

Technical support, namely, monitoring of network systems; diagnostic services for computer network systems and/or communications network systems, computer network design for others; computer network consulting services