Index
Each term in the index is listed in full form, with the standard acronym or abbreviation immediately following. Note that Appendix A lists the same terms in alphabetical order, by acronym. The page number(s) in bold indicate the fullest definition(s) of each term, or the most significant treatment(s) of each subject.
- 1Base5, 231
- 10Base2, 51, 230
- 10Base5, 51, 230
- 10BaseT, 231, 236, 254
- 10Broadband36, 236
- 100BaseT, 236, 254, 255, 316
- 100VG-AnyLAN, 250, 253, 254, 255, 316
- 500, 148
- 800, 147
- Digital, 203
- 802.1, 243, 253
- 802.2, 253, 256
- 802.3, 234, 253, 254
- 802.4, 253, 258
- 802.5, 234, 253
- 802.6, 253, 293, 295
- 802.7, 253
- 802.8, 253
- 802.9, 253
- 802.10, 253
- 802.11, 253, 333, 353
- 802.12, 253, 255
- 900/976, 148
A
- AAL Type 1, 311
- AAL Type 2, 311
- AAL Type 3/4, 311
- AAL Type 5, 312
- Above 890 Decision, 456
- Access Control Field, 299
- Access Rate, 290
- Adaptive Differential Pulse Code Modulation (ADPCM), 196
- Address Field, 289
- Address Field Extension (EA), 289
- Adjunct Processor (AP), 322
- Advanced Intelligent Network (AIN), 320
- Architecture, 321
- Futures, 325
- Services, 323
- Advanced Mobile Phone System (AMPS), 337, 347, 348, 351
- Advanced Peer-to-Peer Networking (APPN), 250
- Advanced Research Projects Agency Network (ARPANET), 35, 247, 249, 369
- Alternative Access Vendor (AAV), see Competitive Access Provider
- American National Standards Institute (ANSI), 131, 193, 253, 268, 269, 284 290
- American Standard Code for Information Interchange (ASCII), 170
- Amplifier, 23
- Analog, 17
- Archie, 388
- Aspect Ratio, 403
- Asymmetric Digital Microcell Link (ADML), 267
- Asymmetric Digital Subscriber Line (ADSL), 262, 375
- Asynchronous, 161, 166, 175
- Asynchronous Transfer Mode (ATM), 86, 223, 245, 248, 250, 251, 257, 278, 292, 300, 302, 317, 413, 418, 432
- Access, 305
- ATM Reference Model, 309
- Cell Structure, 307
- LANs, 316
- Protocols, 307
- Quality of Service (QoS)
- Standards, 304
- Attached Resource Computer Network (ARCnet), 258
- Attenuation, 22
- ATM Forum, 304
- ATM Layer, 310
- ATM Reference Model, 309
- Audiotex, 112
- Authentication, 182, 393
- Authorization, 183, 394
- Automatic Call Distributor (ACD), 72, 79, 92
- Automatic Route Selection (ARS), 78
- Available Bit Rate (ABR), 311
B
- Backward Explicit Congestion Notification (BECN), 289
- Bandwidth, 16, 47, 51, 54, 58, 67, 406
- Baseband LAN, 237
- Baud, 17
- Baudot, 169
- Bellcore ,127, 265, 267, 268, 269, 294, 295, 321, 464
- Bell Operating Company (BOC), 138
- Bell Telephone Laboratories, 402
- Binary File Transfer (BFT), 108
- Binary Synchronous Communications (BSC), 176, 210
- Bits Per Second (bps), 17
- Bridge, 242, 297
- Broadband, 17, 261
- Broadband ISDN, 270, 278, 302, 303, 304, 316
- Access, 317
- Services, 317
- Broadband LAN, 236
- Broadband Switching System (BSS), 306, 307
- Browser, 387
- Bulletin Board System (BBS), 381
- Burst Excess Size (Be), 289
C
- Cable Distributed Data Interface (CDDI), 231, 232, 256
- Call Blocking, 324
- Call Completion Service, 324
- Call Detail Recording (CDR), see Station Message Detail Recording
- Call Pickup Service, 323
- Caller Name, 324
- Carrier, 16
- Carrier Sense Multiple Access (CSMA), 234, 240, 253, 352
- Carterphone, 133, 426, 456
- CCIR, 131
- CCITT, 131, 212
- Cell Delay Variability (CDV), 313
- Cell Error Ratio (CER), 313
- Cell Loss Priority (CLP), 309
- Cell Loss Ratio (CLR), 313
- Cell Misinsertion Rate (CMR), 313
- Cell Transfer Delay (CTD), 313
- Cellular Radio, 346
- Censorship, 441
- Central Office, 129
- Centrex, 87, 343
- CERN, 385, 388
- Channel, 11
- Channel Bank, 199
- Channel Service Unit (CSU), 163, 199
- Chrominance, 404
- Circuit, 10
- Dedicated, 12, 145
- Four-Wire, 15
- Switched, 13
- Two-Wire, 14
- Virtual, 14
- Circuit Digital Packet Data (CDPD), 351
- Client/Server, 116, 247
- Clipper, 392
- Coaxial Cable, 50, 230, 402
- Code Division Multiple Access, (CDMA), 339, 357
- Codec, 25, 410,
- Color-Space Conversion, 407
- Command/Response (C/R), 289
- Committed Burst Size (Bc), 289, 290
- Committed Information Rate (CIR), 289, 290
- Committed Rate Measurement Interval (Tc), 289
- Common Air Interface (CAI), 345
- Common Intermediate Format (CIF), 408
- Common ISDN API (CAPI), 98
- Communications Act of 1934, 455
- Communications Act of 1962, 456
- Communications Decency Act, 457, 463
- Community Antenna TV (CATV), 239, 264, 376, 402, 410, 431, 433, 435, 457
- Compaction Encoding, 407
- Competition, 426
- Competitive Access Provider (CAP), 141, 264, 375
- Compression, 21, 175, 406, 409
- Interframe, 407
- Lossless, 406
- Lossy, 406
- Computer Emergency Response Team (CERT), 392, 395
- Computer Security Service, 323
- Computer Supported Telephony Applications (CSTA), 97
- Computer Telephony Integration (CTI), 95
- Concentrator, 276
- Connectionless, 294
- Connectionless Broadband Data Service (CBDS), 294
- Connectionless Network Protocol (CLNP), 351
- Connection-Oriented, 208, 295, 302
- Consent Decree, 455
- Constant Bit Rate (CBR), 311
- Content, 443
- Control Plane, 312
- Convergence, 423
- Convergence Sublayer (CS), 310
- Cordless Telephony, 343
- Cordless Telephony Generation 1 (CT1), 344
- Cordless Telephony Generation 1+ (CT1+), 344
- Cordless Telephony Generation 2 (CT2), 345
- Cordless Telephony Generation 2+ (CT2+), 345
- Cordless Telephony Generation 3 (CT3), 345
- Customer Premise Equipment (CPE), 73, 306, 307
- Cyclic Redundancy Check (CRC), 174, 208, 240
D
- Data Communications Equipment (DCE), 156, 306
- Data Encryption Standard (DES), 392
- Data Exchange Interface (DXI), 297, 305
- Data Line Connection Identifier (DLCI), 289
- Data Private Facility (DPF), 392
- Data Terminal Equipment (DTE), 156, 306
- Datagram, 207
- Defense Advanced Research Projects Agency Network (DARPANET), 367
- Demand-Assigned Multiple Access (DAMA), 336
- Demarcation Point, 137
- Deregulation, 426
- Differential Pulse Code Modulation (DPCM), 196
- Digital, 19
- Digital Access Cross-Connect System (DACS, DCCS), 201, 277
- Digital Dataphone Service (DDS), 188, 248, 251, 284, 292
- Digital European Cordless Telecommunications (DECT), 345, 354
- Digital Loop Carrier (DLC), 277, 192
- Digital Sense Multiple Access (DSMA), 352
- Digital Service Unit (DSU), 164, 199, 291, 297
- Digital Speech Interpolation (DSI), 196, 338
- Digital Switched Access (DSA), see Switched 56
- Diode Laser, 63
- Direct Broadcast Satellite (DBS), 410, 436
- Direct Satellite System (DSS), see Direct Broadcast Satellite
- Direct Inward Dialing (DID), 80
- Direct Inward System Access (DISA), 81
- Discard Eligibility (DE), 289, 291
- Discrete Cosine Transform (DCT), 407
- Distance-Delivered Learning, 428
- Distributed Queue Dual Bus (DQDB), 253, 293, 296, 298
- Distribution Services, 318
- Domsat Decision, 456
E
- E-Carrier, 193, 201
- Echo Checking, 173
- Electromagnetic Interference (EMI), 22
- Electric Power Utilities, 437
- Electronic Industries Association (EIA), 269, 404
- E-mail, 115, 368, 381
- Encoding, 194
- Encryption, 184, 392, 410
- Enhanced Call Return, 324
- Enhanced Call Routing, 324
- Enhanced Switched Mobile Radio (ESMR), 341
- Enterprise Computer Telephony Forum (ECTF), 99
- Equal Access, 151
- Error Control, 172, 208
- Ethernet, 228, 230, 234, 236, 237, 244, 253, 254, 255, 413, 416
- European Computer Manufacturers Association (ECMA), 252, 394
- European Radio Message System (ERMES), 343
- European Telecommunications Standards Institute (ETSI), 296, 307
- Excess Burst Size (Be), 290
- Exchange Carriers Standards Association (ECSA), 268, 269, 307
- Explicit Congestion Notification (ECN), 291
- Extended Binary Coded Decimal Interchange Code (EBCDIC), 169
- Extended Superframe (ESF), 198
F
- Facsimile, 104
- Fax, 104
- Fax-on-Demand (FOD), 106
- Integrated Fax Messaging, 108
- Federal Communications Commission (FCC), 132, 333, 340, 342, 346 396, 404, 455, 458, 467
- Fiber Distributed Data Interface (FDDI), 232, 234, 237, 238, 250, 253, 256, 316, 413, 417
- Fiber Optics, 61, 232, 237
- Monomode, 65
- Multimode, 64
- Fiber-to-the-Curb (FTTC), 432
- Fiber-to-the-Neighborhood (FTTN), 432
- File Transfer Protocol (FTP), 380, 381
- Filtering, 407
- Find-Me Service, 323
- Firewall 184, 394
- FireWire, 257
- Follow-Me Service, 323
- Foreign Exchange (FEX, FX), 80, 145
- Forward Error Correction (FEC), 172, 174
- Forward Explicit Congestion Notification (FECN), 289
- Frame Check Sequence (FCS), 174, 290
- Frame Rate, 403
- Frame Relay, 35, 223, 245, 248, 251, 278, 282, 290, 300, 303, 314, 412
- Access, 284
- Frame Structure, 288
- Network, 285
- Standards, 284
- Frame Relay Assembler/Disassembler (FRAD), 248, 252, 283, 287, 289, 291
- Frame Relay Network Device (FRND), 284, 378
- Frame UNI, 306
- Franchise Rights, 440
- Frequency Allocation, 334
- Frequency Division Duplex (FDD), 338, 348
- Frequency Division Multiple Access (FDMA), 336, 348
- Frequency Reuse, 335
- Frequency Spectrum, 40
- Front-End Processor (FEP), 164
- Full Duplex (FDX), 166
G
- G.707, 268
- G.708, 268
- G.709, 268
- Gateway, 165
- Generic Flow Control (GFC), 308
- Global Information Infrastructure (GII), 423
- Global System for Mobile Communications (GSM), 338, 349, 357
- GOLAY, 341
- Gopher, 388
- Graham-Willis Act, 455
- Grand Alliance, 406
H
- H.221, 408
- H.222, 408
- H.231, 411
- H.261, 408
- H.310, 419
- H.320, 408
- H.323, 419
- Half Duplex (HDX), 166
- Header, 171
- Header Error Control (HEC), 309
- Hertz (Hz), 16
- High Bit Rate Digital Subscriber Line (HDSL), 265
- High-Definition TV (HDTV), 319, 405, 410
- High-Level Data Link Control (HDLC), 178, 210, 246, 297
- High Performance Parallel Interface (HPPI), 253
- Home Area Network (HAN), 431
- Home Page, 385, 387
- Home Shopping, 429
- Hub, 244
- Hush-a-Phone, 455
- Hypertext Markup Language (HTML), 380
- Hypertext Transport Protocol (HTTP), 386
I
- I.113, 304
- I.121, 304, 316
- I.122, 282
- I.150, 304
- I.211, 304
- I.233, 284
- I.311, 304
- I.321, 304
- I.327, 304
- I.361, 304
- I.362, 304
- I.363, 304
- I.370, 284
- I.413, 304
- I.432, 304
- I.441, 220
- I.515, 220
- I.555, 304
- I.610, 304
- Implicit Congestion Notification (ICN), 291
- Information Field, 290
- Information Superhighway, 367, 423
- Infrared, 61, 233, 354
- Institute of Electrical and Electronics Engineers (IEEE), 228, 234, 252, 268, 269
- Integrated Services Digital Network (ISDN), 212, 248, 251, 265, 284, 285, 302, 375, 378, 412, 415
- B-Channel, 213
- Basic Rate Interface, 213, 216,
- Broadband, 213
- D-Channel, 213
- Equipment, 217
- H-Channel, 213, 217,
- Network Termination (NT), 218
- Primary Rate Interface, 213, 216,
- Standards, 220
- Terminal Adapter (TA), 218, 248
- Terminal Equipment (TE), 217
- UNI, 212
- Intelligent Network (IN), 320
- Intelligent Peripheral (IP), 322
- Intelligent Token, 393
- Interactive Services, 318
- Interactive Voice Response (IVR), 113
- Interexchange Carrier (IEC, IXC), 140, 264
- Interexchange Compatibility Forum (ICF), 268
- International Electrotechnical Commission (IEC), 409
- International Record Carrier (IRC), 142
- International Standards Organization (ISO), 131, 252, 269, 409
- International Telecommunications Union (ITU), 131, 198, 268, 269, 284, 302, 313, 316, 333, 341, 408, 409, 419, 455
- Internet, 367, 419, 428, 433, 438,
- Access, 374
- Domains, 378
- Network, 372
- Physical Topology, 369
- Protocols, 379
- Regulation, 463
- Security, 391
- Standards, Administration, and Regulation, 371
- Telephony, 383
- Terminals, 373, 431
- World Wide Web, 385
- Internet Architecture Board (IAB), 371
- Internet Assigned Numbers Authority (IANA), 372
- Internet Engineering Task Force (IETF), 246, 305, 371, 394
- Internet Research Task Force (IRTF), 372
- Internet Service Provider (ISP), 265, 301, 372, 374, 383, 463
- Internet Society (ISOC), 372
- Inter-Switching System Interface (ISSI), 298
- Intranet, 389, 370
- IN-WATS, 147, 320
- Iridium, 360
- Isochronous, 167, 295
- Isochronous Ethernet Integrated Services (Iso-Ethernet), 255, 413, 417
J
- Japanese Digital Cellular (JDC), 349
- Japanese Total Access Communications Systems (JTACS), 349
- J-Carrier, 193, 201,
- Joint Photographic Experts Group (JPEG), 409
- Jughead, 388
K
- Kerberos, 394
- Key Telephone System (KTS), 72, 73, 343
- Kingsbury Commitment, 455
L
- LAPB, 210
- LAPD, 283
- Latency, 209
- Least Cost Routing (LCR), 78
- Light Emitting Diode (LED), 63
- Line, 10, 145
- Line Driver, 158
- Line Overhead (LOH), 271, 275
- Link, 10
- Local Access and Transport Area (LATA), 139
- Local Area Network (LAN), 227, 415
- ATM, 316, 418
- Baseband, 237
- Bridge, 242
- Broadband, 236
- Bus, 234
- CSMA, 234, 240
- CSMA/CA, 241
- CSMA/CD, 240, 253, 254
- Gateway, 246
- Hub, 244
- Media Access Control (MAC), 237, 243
- Media Access Unit (MAU), 242
- Media Alternatives, 229
- Multimedia, 416
- Network Interface Card (NIC), 241
- Network Operating System (NOS), 247
- Remote LAN Access, 251, 264,
- Ring, 234
- Router, 245
- Segmentation, 247
- Standards, 252
- Star, 235.
- Switch, 244
- Topology, 233
- Virtual (VLAN), 250
- Wireless, 232
- Local Exchange Carrier (LEC), 137
- Local Loop, 10
- Local Management Interface (LMI), 290
- Local Multipoint Distribution Services (LMDS), 267
- Longitudinal Redundancy Check (LRC), 172
- Luminance, 403
M
- Macrocell, 336
- Management Plane, 313
- Mann-Elkins Act, 455
- Mean Cell Transfer Delay (MCTD), 313
- Measurement Interval (T), 291
- Medium Access Control (MAC), 237, 295
- MERIT Access Exchange (MAE), 370
- MERIT Network, 370
- Message Handling Service (MHS), 380
- Message Mode, 311
- Message Telecommunications Service (MTS), 146
- Metropolitan Area Network (MAN), 253, 294
- Microcell, 336
- Microwave, 52
- Military Network (MILNET), 369
- Mobile Traffic Switching Exchange (MTSX), 347
- Mobile Traffic Switching Office (MTSO), 347
- Modem, 24, 158, 236, 351, 431
- Modified Final Judgement (MFJ), 138, 426, 456
- Modulation
- Amplitude (AM), 18, 159, 336,340
- Frequency (FM), 18, 159, 340
- Phase (PM, PSK), 18, 160, 336
- Pulse Amplitude (PAM), 199
- Pulse Code (PCM), 195
- Mosaic, 389
- Motion-JPEG, 409
- Motion Picture Experts Group (MPEG), 409
- MPEG 1, 409
- MPEG 2, 409, 432
- MPEG 3, 410
- MPEG 4, 410
- Motorola Data Protocol (MDP), 353
- MTS/WATS Decision, 456
- Multilocation Extension Dialing, 324
- Multimedia, 415
- LAN, 416
- Servers, 415
- Software, 416
- Standards, 419
- Multiplexer
- Add/Drop (ADM), 277
- Frequency Division (FDM), 26, 236, 337
- Inverse, 30, 411
- Statistical Time Division (STDM), 28, 200, 272
- Terminating, 276
- Time Division (TDM), 28
- Wavelength Division (WDM), 30, 278
- Multi-Point Control Unit (MCU), 411
- Multipurpose Internet Mail Extension (MIME), 380
- Multi-Vendor Integration Protocol (MVIP), 98
- Music-on-Demand (MOD), 429
N
- Narrowband, 17
- Narrowband-AMPS (N-AMPS), 348
- National Information Infrastructure (NII), 423
- National Research and Education Network (NREN), 302
- National Science Foundation Network (NSFNET), 369
- National Television Standards Committee (NTSC), 404
- Netscape Navigator, 389
- Network Access Point (NAP), 370
- Network Information Center (NIC) Internet Register, 378
- Network Interface Card (NIC), 237, 241,
- Network Termination Unit (NTU) 431
- Network-to-Network Interface (NNI), 285, 305, 317
- Nordic Mobile Telephone (NMT), 349
- North American Numbering Plan (NANP), 127, 464
- Number Portability, 150, 325, 442, 464
- Numbering Plan Administration (NPA), 127
- Nyquist Theorem, 195
O
- Off Premise Extension (OPX), 146
- Offered Load, 290
- Omnibus Budget Reconciliation Act, 457
- Open Shortest Path First (OSPF), 246
- Optical Carrier (OC), 270, 271, 42
- OSI Reference Model, 131, 180, 245, 247, 249, 252, 283,352
- Other Common Carrier (OCC), 139
P
- Packet Assembler/Disassembler (PAD), 210, 248, 252, 283
- Packet Radio, 352
- Packet Switching, 204
- Access, 210
- Error Control, 208
- Hardware, 211
- Interconnection, 210
- Packet Structure, 206
- Standards, 211
- Paging, 341
- Parity, 173
- Part 15, 346
- Part 68, 456
- Password Protection, 393
- Path Overhead (POH), 272, 275
- Payload, 206, 272
- Payload Type Identifier (PTI), 309
- Permanent Virtual Circuit (PVC), 209, 286, 290
- Personal Communications Services (PCS),142 150, 357, 432
- Broadband, 358, 437
- Narrowband, 358
- Network, 357
- Personal Computer Memory Card Industry Association (PCMCIA),343, 351, 361
- Personal Digital Assistant (PDA), 361
- Function, 362
- Network, 362
- Phase Alternate Line (PAL), 405
- Physical Layer (PHY), 309
- Physical Medium (PM), 309
- Picocell, 336
- Picturephone, 411
- Pixel, 403
- Pleisiochronous, 168
- Point-to-Point Protocol (PPP), 246, 376, 380 ,
- Post Office Code Standardization Advisory Group (POCSAG), 341, 343
- Publishing, 429
- Private Branch Exchange (PBX), 72, 75, 343
- Private Paging Operator (PPO), 342
- Propagation Delay, 43, 59
- Protocol, 164
- Protocol Data Unit (PDU), 294
- Provider of Last Resort, 441
- Public Service Commission (PSC), see Public Utility Commission
- Public Switched Telephone Network (PSTN), 123
- Public Utility Commission (PUC), 132, 455
- Px64, 408
Q
- Q.770, 220
- Q.921, 221
- Q.922, 284
- Q.931, 220
- Q.933, 284
- Quality of Service (QoS), 313
- Quantization, 407
- Quarter-CIF (QCIF), 408
- Queued Packet Synchronous Exchange (QPSX), 294
R
- Radio Act of 1927, 455
- Radio Common Carrier (RCC), 342
- Radio Data-Link Access Protocol (RD-LAP), 353
- Rates and Tariffs, 462
- Receiver, 10
- Regenerator, see Repeater
- Regional Bell Operating Company (RBOC), 138
- Regional Holding Company (RHC), 138
- Regulation, 440, 453,
- Repeater, 23, 244, 277
- Research for Advanced Communications in Europe (RACE), 302, 333
- Resolution, 403
- Right-of-Way, 441, 462
- Router, 245, 297
- Routing Information Protocol (RIP), 246
- RSA, 392
S
- Satellite, 55
- Geosynchronous Earth Orbiting (GEO), 55, 359
- Low-Earth Orbiting (LEO), 56, 359
- Middle Earth Orbiting (MEO), 359
- Scaling, 407
- Scanning, 403
- SCC Decision, 456
- Search Mechanism, 388
- Second Computer Inquiry, 456
- Section Overhead (SOH), 271, 275
- Secure European Systems for Applications in a Multivendor Environment (Sesame), 394
- Secure HyperText Transport Protocol (S-HTTP), 393
- Secure Socket Layer (SSL), 392
- Security, 182
- Security Administrator Tool for Analyzing Networks (SATAN), 395
- Segment Field, 299
- Segment Header, 299
- Segment Payload, 299
- Segmentation and Reassembly (SAR), 310
- Sequenced Packet Exchange/Internet Packet Exchange (SPX/IPX), 250
- Serial Line Interface Protocol (SLIP), 246, 376, 380
- Service Creation Environment (SCE), 321
- Service Management System (SMS), 322
- Service Switching Point (SSP), 322
- Set-Top Box, 431
- Severely Errored Cell Block Ratio (SECBR), 313
- Signal Computing System Architecture (SCSA), 98
- Signal Control Point (SCP), 322
- Signal Transfer Point (STP), 322
- Signaling and Control, 36, 142,213
- Common Channel, 143, 320
- In-Band, 143
- Out of Band, 143
- Signaling System 7 (SS7), 144, 219, 317, 322, 357
- Simple Mail Transport Protocol (SMTP), 120, 380
- Simplex, 165
- Sine Wave, 18
- SIP Relay, 297
- SMDS Interest Group (SIG), 295
- SMDS Interface Protocol (SIP), 297
- Software-Defined Network (SDN), 149
- Source Routing Protocol (SRP), 243
- Source Routing Transparent (SRT), 243
- Spanning Tree Protocol (STP), 243
- Sparse Network, 320
- Spread Spectrum, 232
- Station Message Detail Recording (SMDR), 78
- Store Locator Service, 324
- Streaming Mode 311
- Subscriber Access Terminal (SAT), 296
- Subscriber Identification Module (SIM), 349
- Subscriber Network Interface (SNI), 296, 297
- Switch, 11
- Access Tandem, 130
- Cell, 36
- Circuit, 31
- Core, 307
- Crossbar (XBar), 33
- Edge, 307
- Electronic Common Control (ECC), 34
- Frame, 35, 287,
- LAN, 244
- Manual, 31
- Packet, 35, 204,
- Photonic, 36
- Step-by-Step (SxS), 32
- Tandem, 130
- Switched 56, 190, 248, 251, 284
- Switched Mobile Radio (SMR), 340
- Switched Multimegabit Data Service (SMDS), 223, 245, 248, 251, 278, 292, 293, 303, 311, 314, 378, 413
- Access, 296
- Network, 297
- Protocols, 298
- Switched Virtual Circuit (SVC), 209, 286
- Symmetrical Digital Subscriber Line (SDSL), 265
- Synchronization, 404
- Synchronous, 161, 167, 176
- Synchronous Data Link Control (SDLC), 177
- Synchronous Digital Hierarchy (SDH), see Synchronous Optical Network
- Synchronous Optical Network (SONET), 250, 267, 294, 296, 298, 307, 314, 317, 372
- Frame Format, 274
- Topology, 272
- Transmission Hierarchy, 270
- Synchronous Payload Envelope (SPE), 271
- Synchronous Transport Signal (STS), 271
- Systeme Electronique Couleur Aven Memoire (SECAM), 405
- Systems Network Architecture (SNA), 179, 247, 250, 289, 292
T
- T.120, 411
- T.30, 108
- T.434, 108
- T.606, 284
- T.617, 284
- T.618, 284
- T.81, 408
- T1.105, 268
- T1.106, 268
- T1.413, 262
- Tariffs, see Rates and Tariffs
- Taxation, 442
- T-Carrier, 192, 248, 251, 284, 292, 296, 311, 378, 412
- Channelized, 193
- Encoding, 194
- Fractional, 202
- Framing, 197
- Unchannelized, 194
- Telecommunications Act of 1996, 140, 426, 457
- Telecommuting, 251, 264
- TeleMedicine, 420
- Telephony Application Programming Interface (TAPI), 97
- Telephony Services Application Programming Interface (TSAPI), 97
- Television, 401, 428
- Standards, 404
- Telnet, 380
- Terminal Adapter (TA), 162, 248, 252
- Text, 172
- Time Assigned Speech Interpolation (TASI), 196
- Time Division Duplex (TDD), 339, 349
- Time Division Multiple Access (TDMA), 338, 349, 357
- Token Passing, 234, 237, 238, 239, 244, 253
- Token Ring, 231, 234, 237, 238, 239, 250, 255
- Total Access Communications Systems (TACS), 348
- Trailer, 172
- Transforms, 407
- Transmission Control Protocol/Internet Protocol(TCP/IP), 247, 249,351,369, 376, 379
- Transmission Convergence (TC), 310
- Transmitter, 10
- Transport Overhead (TOH), 271
- Trunk, 11, 145, 146
- Trunk Mobile Radio (TMR), see Switched Mobile Radio
- Twinaxial Cable, 230
- Twisted Pair, 45, 231
- Shielded, 49, 231, 237, 314
- Unshielded, 45, 231, 237, 307, 314
U
- United States Digital Cellular (USDC), 349
- Universal Code (UNICODE), 171
- Universal Service, 458, 463
- Universal Service Locator (URL), 386
- User Network Interface (UNI), 284, 285, 290, 305
- User Network Interface A (UNI A), 317
- User Network Interface B (UNI B), 317
- User Plane, 313
V
- V.110, 221
- V.120, 221
- Variable Bit Rate (VBR), 311
- Veronica, 388
- Versit, 98
- Vertical Redundancy Check (VRC), 173
- Very High Data Rate Subscriber Line (VDSL), 263, 265
- Very Small Aperture Terminal (VSAT), 58, 292, 314, 342, 410
- Video, 401
- Bandwidth, 406
- Basics, 403
- Compression, 406
- LAN Networks, 413
- Server, 411, 432
- Standards, 407
- WAN Networks, 412
- Videoconferencing, 409, 410, 413, 428
- PC-based Systems
- Rollabout Systems, 414
- Room Systems, 414
- Videophone, 410, 411,
- Video-on-Demand (VOD), 264, 428, 432
- Virtual Channel (VC), 274, 311
- Virtual Channel Identifier (VCI), 308
- Virtual Path (VP), 273, 311
- Virtual Path Identifier (VPI), 308
- Virtual Private Network (VPN), 149, 320
- Virtual Tributary (VT), 273
- Voice Processing, 110
W
- WATS, 146
- Waveguide, 62
- Whiteboard, 416
- Wide Area Information Service (WAIS), 389
- Wideband, 17
- Wireless, 232, 142, 331, 433, 437,
- Access Techniques, 336
- Cell Concept, 335
- Frequency Allocation, 334
- Multiplexing, 336
- Power Level, 334
- Standards and Regulations, 333
- Wireless LAN, 353
- Wireless Local Loop (WLL), 142, 266, 354, 432
- Wireless Office Telecommunication Systems (WOTS), 343
- World Administrative Radio Conferences (WARC), 333
- World Wide Web (WWW), 385
X
- X.25, 35, 204, 245, 248, 250, 283, 311, 314, 342, 353
- X.29, 211
- X.3, 211
- X.31, 212
- X.32, 212
- X.3T9-3, 253
- X.3T9-5, 253
- X.75, 211, 212
- X.400, 118, 379
- X.500, 118, 379
- Xerox Networking System (XNS), 250
|