lly Scalable Profile, 347 NASA's Jet Propulsion Labs (JPL), 27 MPEG-2 Video Main Profile, 347 National Electric Signaling Company, 67 MPEG-3, 340 National ISDN Council, 206 MPEG-4, 337, 339, 340, 348, 349, 350, 351, National ISDN-1 (NI-1), 206 352, 353, 354, 355, 356, 357, 358, 359, 360, 456, 482 National ISDN-2, 206 MPEG-7, 358, 359, 360 National Science Foundation MTP-2, 147 distance learning over Internet, 32 multicast, 306 National Television Systems Committee multicast backbone (MBONE), 185 establishment of, 76 Multicast Open Shortest Path First needs analysis (MOSPF), 185 as part of the process of developing a Multicast Transport, 147 business case for videoconferencing, 56 Multicast Transport Protocol-2, 147 network access multimedia, 456 tunneling, 189 Multimedia Communications Community network interface, 278 of Interest (MCCOI), 140 Network Interface Layer (TCP/IP), 170 multimedia messaging, 306 network interfaces Multimedia Services and Systems Bell System interfaces, 250 ITU-T Study Group 16, 337 Network Peripherals, 232 multi-mode fiber, 456 Network Specific Mappings (T.131), 148, 149 multipath echo, 273 networks, 457 Multiple Systems Operators (MSOs) carrier's point of presence (POP), 462 as related to cable television network ownership, out-of-band-signaling, 459 Video Communication: the Whole Picture private lines, 463 Panasonic's private networks, 463 case study, 28 Nipkow disc, 457 Pay-Per-View, 461 Nippon Electric Corporation PC-based product first group videoconferencing system, 6 early VTEL system, 11 Nippon Electric Corporation (NEC), 6 PCM, 461 node, 458 pel, 461 noise, 458 persistence of vision, 80, 461 Nokia, 162, 165, 328, 330 personal conferencing, 289 North Slope Borough School definition of, 11 distance learning, 41 product comparison checklist, 305 Northern Telecom, 200, 202, 205 product families, 303 Datapath, 200 personal conferencing product categories, Northridge earthquake surveillance, 29 personal conferencing standards, 296 Novell Network Loadable Modules (NLM), personal confe