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Broadband : Business Services, Technologies and Strategic Impact - David Wright

Broadband

Business Services, Technologies and Strategic Impact

Hardcover

Published: 19th December 1993
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Broadband technology is ushering the telecom industry through a unique period of change with profound business implications for suppliers and users. This single source describes the four major broadband technologies that are shaping telecommunications networks: frame relay; optical fiber (including SONET); distributed queue dual bus (DQDB); and asynchronous transfer mode (ATM).

Prefacep. xvii
Introductionp. 1
Industry Trendsp. 1
Book Contents and Readershipp. 2
Broadband Technologiesp. 5
Frame Relayp. 7
Objectivesp. 7
Applicationsp. 8
Network Interfacep. 10
Connection Orientationp. 10
Virtual Circuitsp. 12
Committed Information Rate (CIR)p. 13
Discard Eligibilityp. 15
Error Controlp. 17
Frame Switchingp. 19
Frame Structurep. 19
Core Processingp. 19
Error Detectionp. 22
Congestion Controlp. 22
Implicit Congestion Controlp. 23
New Traffic Managementp. 23
Explicit Congestion Controlp. 23
Business Implications of Frame Relayp. 25
User Cost Reductionp. 25
Efficient Bandwidth Utilizationp. 25
Low End-To-End Delayp. 26
Traffic Analysisp. 27
Improvement over X.25p. 27
ATM Evolutionp. 27
Select Bibliographyp. 27
Fiber-Optic Communications and SONETp. 29
Key Properties Of Optical Fiberp. 29
Low Absorbtionp. 29
Low Dispersionp. 30
Optical Transmitters And Receiversp. 32
Transmittersp. 33
Receiversp. 34
Fiber Structurep. 35
Geometrical Opticsp. 36
Wave Opticsp. 37
Multimode Step-Index Fiberp. 38
Multimode Graded-Index Fiberp. 38
Monomode Fiberp. 38
The SONET Standardp. 39
SONET Bandwidthsp. 39
SONET Framesp. 40
SONET Synchronizationp. 43
SONET Multiplexingp. 47
SONET Virtual Tributariesp. 48
SONET Ringsp. 51
Electro-Optical Interfacesp. 53
Location of Electro-Optical Interfaces in the Networkp. 53
Electro-Optical Interface Costsp. 55
Installationp. 56
Optical Connectorsp. 57
Splicingp. 57
Optical Couplersp. 58
Deploymentp. 58
Benefits Of Optical Fiberp. 59
Commercial Impactp. 62
Future Trendsp. 63
Optical Switching Technologyp. 63
Optical Networks Without Switchesp. 65
International Optical-Fiber Networkp. 66
Select Bibliographyp. 68
The DQDB Metropolitan Area Networkp. 69
Introductionp. 69
Relationship of DQDB to Other Computer and Telecommunication Networksp. 69
Transmission Systemsp. 71
Objectives of DQDBp. 72
Bandwidth Sharingp. 72
Georgraphical Coveragep. 72
Multimedia Capabilityp. 72
Priority Mechanismp. 73
Standardizationp. 73
Connection Orientationp. 74
Position Within Open Systems Interconnectionp. 75
DQDB Self-Healing Architecturep. 76
Self-Healing for Node Failurep. 76
Self-Healing for Bus Failurep. 77
DQDB Compared to other MACsp. 80
Fairnessp. 81
Efficient Schedulingp. 82
Cost of Bandwidthp. 83
Summaryp. 83
Distributed Queuing Medium Access Controlp. 83
Access Control Field (ACF)p. 85
Segment Headerp. 87
Queued Arbit-rated Access Without Priorityp. 88
Queued Arbit-rated Access With Priorityp. 97
Prearbit-rated Accessp. 100
DQDB Performancep. 109
Securityp. 111
Security from Outsidersp. 111
Public DQDB Networkp. 111
Applicationsp. 112
Corporate MANp. 112
Public Access Architecturep. 114
Virtual Private Networksp. 116
Central Office MANp. 117
DQDB Switchp. 118
Conclusionp. 119
Select Bibliographyp. 119
Asynchronous Transfer Mode and Broadband ISDNp. 121
Objectivesp. 121
Provide Low and High-Bandwidth Servicesp. 121
Provide High-Bandwidth Transportp. 122
Provide a Single Network for all Servicesp. 122
Provide LAN/WAN Integrationp. 122
Free Users of Bandwidth Granularityp. 122
Allow Dynamically Changing Bandwidthp. 123
To Be Future-Proofp. 123
Cell Lengthp. 123
Fixed versus Variable Lengthp. 124
Choice of Cell Lengthp. 124
B-ISDN Service Classesp. 128
Adaptation of ATM to Requirements of Different Servicesp. 130
AAL Type 0p. 132
AAL Type 1: Service Class Ap. 132
AAL Type 2: Service Class Bp. 133
AAL Type 3/4: Service Classes A, C, and Dp. 135
AAL Type 5: Service Class Cp. 137
Benefits of the Adaptation Layer to the User and Network Operatorp. 139
ATM Layerp. 140
Connection Orientationp. 142
Virtual Paths (VPs) and Virtual Channels (VCs)p. 143
Virtual Networksp. 146
ATM Header Functionsp. 148
ATM Switchingp. 151
Local Area Functionalityp. 151
Wide Area Functionalityp. 157
ATM Productsp. 161
ATM Switch Designsp. 162
Transmission Systems For ATMp. 166
ATM on SONETp. 167
ATM on DS3 and DS1p. 170
ATM Applicationsp. 170
User Applicationsp. 172
Network Applicationsp. 174
ATM Compared to SONETp. 174
ATM Call Setupp. 178
Network Controlp. 180
Admission Controlp. 180
Traffic Enforcementp. 181
Reactive Controlp. 182
Advantagesp. 183
Select Bibliographyp. 185
Business Servicesp. 191
Switched Multimegabit Data Service (SMDS)p. 193
Objectivesp. 193
Access to an SMDS Networkp. 194
Connection Orientationp. 194
Access Classesp. 195
Sustained Information Ratep. 196
Access Securityp. 198
Quality of Service Requirementsp. 200
Group Addressingp. 200
Technology Support for SMDSp. 204
Network Interfacesp. 206
SMDS Access Based on DQDBp. 207
SMDS Access Based Upon ATMp. 213
Relation of Alternative Technologies to SMDSp. 214
Tariffs and Billingp. 215
Network Managementp. 216
Simple Network Management Protocol (SNMP)p. 216
Congestion Controlp. 217
Applicationsp. 218
Summary and Comparison with Frame Relayp. 219
Broad Range of Destinations without Call Setupp. 219
Low End-to-End Delayp. 219
Low Error Ratep. 220
Transport of Bursty Trafficp. 220
Security and Closed User Groupsp. 220
Shared Access Linesp. 220
Range of Bandwidths Availablep. 221
ATM Evolutionp. 221
Customer Traffic Analysisp. 221
Summaryp. 222
Select Bibliographyp. 222
Business Servicesp. 225
Introductionp. 225
Service and Transport Optionsp. 226
Servicesp. 226
Transportp. 227
Summaryp. 228
CCITT Classificationp. 229
Business Profile by CCITT Classificationp. 231
Interactive Conversational Servicesp. 231
Interactive Messaging Servicesp. 231
Interactive Retrieval Servicesp. 232
Distribution Services with No User Presentation Controlp. 233
Distribution Services with User Presentation Controlp. 233
Business Profile by Communications Mediap. 234
Audiop. 234
Datap. 235
Faxp. 237
Still Imagep. 240
Motion Videop. 249
Summaryp. 264
Motion Video Servicesp. 265
Still-Image Servicesp. 265
Fax Servicesp. 266
Audio Servicesp. 266
Data Servicesp. 266
Select Bibliographyp. 267
Service Descriptionsp. 269
User Requirementsp. 269
Audiop. 272
CCITT Classificationp. 272
Bandwidth and Burstinessp. 273
Performance Criteriap. 275
Marketp. 277
Datap. 277
CCITT Classificationp. 277
Bandwidth and Burstinessp. 278
Performance Criteriap. 279
Marketp. 281
Faxp. 281
CCITT Classificationp. 281
Bandwidth and Burstinessp. 282
Performance Criteriap. 283
Marketp. 284
Still Imagep. 284
CCITT Classificationp. 284
Bandwidth and Burstinessp. 285
Performance Criteriap. 288
Marketp. 289
Motion Videop. 289
CCITT Classificationp. 289
Bandwidth and Burstinessp. 290
Performance Criteriap. 295
Marketp. 297
Broadband Transport Optionsp. 297
Audiop. 297
Datap. 298
Faxp. 299
Still Imagep. 299
Motion Videop. 300
Integrated Servicesp. 301
Summaryp. 301
Audiop. 302
Datap. 302
Faxp. 302
Imagep. 305
Videop. 305
Select Bibliographyp. 306
Multimediap. 309
Characteristicsp. 309
Four Key Ingredientsp. 309
Enabling Technologiesp. 310
CCITT Classificationp. 311
Business Advantages of Multimedia Communicationsp. 313
Real Time Multimedia Communicationsp. 314
Shared-Screen Audio/Data Systemsp. 314
Shared-Space Audio/Image Systemsp. 315
Shared-Space General Multimedia Systemsp. 319
Video Cruisingp. 319
Telepresencep. 321
Multimedia Document Communicationsp. 321
Multimedia Documentsp. 322
Applications in Educationp. 326
Applications in Technical Training and Computer Assisted Maintenancep. 329
Applications in Information Retrievalp. 331
Applications in Messagingp. 333
Standardsp. 333
Telecommunication Requirementsp. 335
Degree of Distributionp. 335
Media Separationp. 337
Media Synchronizationp. 338
Summaryp. 339
Select Bibliographyp. 339
Strategic Impactp. 343
Strategic Impact of Corporate Telecommunications Systemsp. 345
Strategic Issuesp. 345
The Telecommunications Environmentp. 347
Telecommunications Solutionsp. 350
Narrowband Telecommunications Systemsp. 350
Broadband Telecommunications Systemsp. 354
Conclusionsp. 357
Select Bibliographyp. 358
The Insurance Industryp. 359
Importance of Telecommunications in Insurancep. 359
Regulatory Environmentp. 360
European Regulationp. 361
North American Regulationp. 362
Insurance Industry Profilep. 362
Life and Healthp. 364
Property and Casualtyp. 367
Broadband Impact and Strategic Benefitp. 370
A Typical Insurance Company Networkp. 370
Impact and Strategic Benefit of Broadband Applicationsp. 370
Case Examplesp. 378
Travelers Linkp. 378
Shared Health Network Services (SHNS)p. 379
Lloyds of Londonp. 379
Conclusionsp. 379
Select Bibliographyp. 381
The Publishing Industryp. 385
An Industry Suited to Telecommunicationsp. 385
Digital Technology in the Publishing Industryp. 386
Geographical Distribution of Publishing-Related Organizationsp. 386
Focus on Colorp. 387
The Color Publishing Processp. 387
Prepress Operationsp. 388
Scannersp. 388
Press Proofs and Off-Press Proofsp. 391
Imposition and Strippingp. 391
Evolution of Technologyp. 391
Impact and Strategic Benefits of Telecommunicationsp. 394
Telecommunications in the Present Mode of Prepress Operationp. 394
New Modes of Prepress Operations Offered by Telecommunicationsp. 397
Telecommunications Bandwidth Requiredp. 399
Data Volumesp. 399
Bandwidth Requirementp. 400
Telecommunications Options Availablep. 401
Case Example: Business Weekp. 402
Summaryp. 404
Select Bibliographyp. 405
Health Carep. 407
The Health Care Industry Profilep. 407
Industry Trendsp. 408
Imaging Modalitiesp. 409
Integrating the Modalitiesp. 410
X-Ray Imagesp. 410
Computed Tomography (CT)p. 410
Digital Subtraction Angiography (DSA)p. 411
Fluoroscopyp. 412
Magnetic Resonance (MR)p. 412
Ultrasound (U/S)p. 413
Nuclear Medicine (NM)p. 413
Thermographyp. 414
Medical Picture Archiving And Communication Systemsp. 415
A Large Medical Center Picture Archiving and Communication Systemp. 415
Diagnostic Accuracyp. 420
System Descriptionp. 424
PACS/Film Cost Benefit Analysisp. 430
Benefits of Medical PACSsp. 430
Cost Analysisp. 432
Cost Benefit Resultsp. 434
Case Examplesp. 434
Hospital of the University of Pennsylvaniap. 435
The University of Washington Hospitalp. 435
Greater Victoria Hospital Societyp. 435
University of North Carolinap. 436
U.S. Army and Air Forcep. 437
Impact And Strategic Benefit Of Broadbandp. 438
Impact of Broadbandp. 438
Strategic Analysisp. 438
Transport Optionsp. 439
Medical Imagingp. 439
Other Broadband Applicationsp. 441
Summaryp. 441
Select Bibliographyp. 444
Glossaryp. 447
Acronymsp. 461
About the Authorp. 465
Indexp. 467
Table of Contents provided by Syndetics. All Rights Reserved.

ISBN: 9780890065891
ISBN-10: 0890065896
Series: Telecommunications Library
Audience: General
Format: Hardcover
Language: English
Number Of Pages: 500
Published: 19th December 1993
Publisher: Artech House Publishers
Country of Publication: US
Dimensions (cm): 22.9 x 15.2  x 3.1
Weight (kg): 0.9