COMPUTER HARDWARE AND USER AND INSTRUCTIONAL MANUALS SOLD AS A UNIT THEREWITH; COMPUTER NETWORKING PRODUCTS, NAMELY, COMMUNICATIONS PROCESSORS, CENTRAL PROCESSING UNITS, NETWORK INTERFACE CARDS, NETWORK SWITCHES, POWER SUPPLIES, UNINTERRUPTIBLE POWER SUPPLIES, COMPUTER NETWORK MANAGEMENT HARDWARE, CABINETS THEREFORE, AND USER AND INSTRUCTIONAL MANUALS SOLD AS A UNIT THEREWITH; AND COMPUTER PROGRAMS FOR USE IN COMMUNICATIONS PROCESSING, NETWORK MANAGEMENT, VOICE OVER INTERNET PROTOCOL, MANAGEM...