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【文件名】:06327@52RD_John Wiley & Sons - GPRS Networks.part1.rar
【格 式】:rar
【大 小】:3000K
【简 介】:
【目 录】:
Preface vii
Introduction ix
1 Mobile Radio Evolution 1
1.1 Trend from Speech to Data Transmission 1
1.2 The Third Generation 3
1.3 GSM – The Global System for Mobile Communications 4
1.4 GSM – Evolutionary Concept 13
1.5 The Standards 15
2 The General Packet Radio Service 17
2.1 GPRS Objectives and Advantages 17
2.2 GPRS Architecture 18
2.3 Characteristics of a GPRS Connection 30
2.4 Logical Functions 40
3 Interfaces and Protocols 59
3.1 Introduction 59
3.2 Layer Model 59
3.3 The Names of the GPRS Interfaces 61
3.4 GPRS Procedures 62
3.5 GPRS Attach 63
3.6 Activation of a PDP Context 64
3.7 Data Transfer 66
3.8 Physical Implementation in the GPRS Network 67
3.9 GPRS Signalling 74
3.10 GPRS Protocol Planes 83
4 GPRS Procedures 87
4.1 GPRS Mobility Management Procedures 87
4.2 Session Management Procedures 103
4.3 Packet Transfer Procedures 106
5 Changes in the Radio Subsystem for GPRS 109
5.1 Overview and Key Architecture 109
5.2 Introduction of EDGE, ECSD and E-GPRS 120
6 Core Network 125
6.1 Serving GPRS Support Node (SGSN) 127
6.2 Gateway GPRS Support Node (GGSN) 130
6.3 Access Network PCU – SGSN (Gb Interface) 133
6.4 Core Network SGSN, GGSN (Gn Interface) 134
6.5 Additional Elements in the Core Network 136
6.6 Additional Elements at the Gi Interface 139
6.7 Connections Towards the GSM Network 140
7 Terminal Equipment 143
7.1 Types of Terminal Equipment 143
7.2 Multi-slot Classes and GPRS MS Classes 146
7.3 The Settings in a GPRS-enabled Mobile Device 152
8 Planning and Dimensioning 155
8.1 Introduction 155
8.2 Network Dimensioning 156
8.3 GPRS Radio Subsystem 162
8.4 GPRS Core Network 166
8.5 User Aspects 189
8.6 Indoor Radio Networks 190
9 Towards All-IP Networks 195
9.1 The TCP/IP Protocol Suite 195
9.2 Convergence of Fixed, Mobile and Data Networks 205
9.3 The Roles of GSM, GPRS and UMTS in Converged Networks 207
10 Applications 217
10.1 Services 217
10.2 Multimedia Messaging Service (MMS) 234
10.3 GSM-R 236
10.4 m-Business and m-Commerce 240
11 Roaming and GRX 245
11.1 Introduction 245
11.2 Why do we need Roaming in GPRS? 245
11.3 Architecture 246
11.4 GPRS Roaming eXchange (GRX) Network 247
11.5 Procedures 248
11.6 Quality Aspects of GRX 250
Glossary and Abbreviations 251
Index 283
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