COMPUTER NETWORKING AND COMMUNICATIONS HARDWARE AND SOFTWARE FOR OPERATING AND MAINTAINING LOCAL AREA AND WIDE AREA NETWORKS, NAMELY COMPUTER CENTRAL PROCESSING UNITS, NETWORKING OPERATING SYSTEMS SOFTWARE, FIRMWARE, NETWORK INTERFACE CARDS, REPEATERS, EXTENDERS, TRANSCEIVERS, BRIDGES, CONCENTRATORS, CABLES, HUBS, ROUTERS, MODEMS, DATA COMMUNICATIONS CONVERTERS, MEDIA CONVERTERS, PRINT SERVERS, COMMUNICATIONS SERVERS, TERMINAL SERVERS, MODULAR JACKS, ADAPTORS, CONNECTORS, WIRELESS NETWORK CON...