9 computer hardware and software for use in transmitting and receiving audio, video, text and data files via local computer networks, wide area computer networks and global computer networks; personal, home, and business computer hardware and telecommunication hardware, namely, switches, phone filters, video telephones, gateways, modems, hubs, routers, bridges, network adapters, and interface cards; computer software for use in computer networking, computer network security and digital telephony; computer software for use in setting up and managing computer firewalls; computer search engine software; computer software for use in configuring and monitoring computer networks; computer software for use in configuring personal computers; [ computers; ] computer hardware; accessories and equipment for digital subscriber lines (DSL), namely, DSL filters, modems, and repeaters; [ PBX equipment, namely, gateways and adapters; ] computer hardware and software for use in connecting users to local, wide area, and global computer networks; data networking equipment, namely, data packet transceivers, switches, phone filters, [ video telephones, ] gateways, modems, hubs, routers, bridges, network adapters, and interface cards; computer hardware for digital telephony; instruction manuals supplied as a unit with the foregoing