Handover mechanisms in next generation heterogeneous wireless ...

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TABLE OF CONTENTS TABLE OF CONTENTS Abstract ............................................................................................................................ xi Chapter 1 Introduction ................................................................................................... 1 1.1 Motivation ......................................................................................................... 3 1.2 Thesis Overview ............................................................................................... 5 1.3 Related Publications .......................................................................................... 9 Chapter 2 Handover Management ............................................................................... 12 2.1 Introduction to Handover ................................................................................ 12 2.2 Mobility Engineering ...................................................................................... 16 2.2.1 Integration Architecture .......................................................................... 16 2.2.2 Mobility Protocols ................................................................................... 20 2.3 Handover Methodology .................................................................................. 25 2.3.1 Handover Strategies ................................................................................ 25 2.3.2 Handover Algorithms .............................................................................. 28 Chapter 3 Security for Handover Across Heterogeneous Wireless Networks ............ 31 3.1 Introduction ..................................................................................................... 31 3.2 Authentication, Authorisation and Accounting (AAA) in Wireless Systems . 33 3.2.1 Concepts of AAA .................................................................................... 33 3.2.2 Authentication in Cellular Networks ...................................................... 36 3.2.3 Authentication in IEEE 802.11 ............................................................... 40 3.3 Security for Efficient Handover Across Heterogeneous Networks ................ 44 3.3.1 Generic AAA Architecture ..................................................................... 44 3.3.2 Access, Authorisation, and Accounting (AAA) Protocols...................... 47 Chapter 4 Dynamic Neighbour Trust Information Retrieval for Global Roaming...... 56 4.1 Problem Definition .......................................................................................... 56 4.2 Network Trust Correlation .............................................................................. 58 4.3 Trust Information Retrieval and Distribution ................................................. 61 4.4 Implementations .............................................................................................. 63 4.4.1 Active Operation Mode NTC .................................................................. 64 - iv -
TABLE OF CONTENTS 4.4.2 Power Save Mode NTC .......................................................................... 66 4.5 Performance Evaluation .................................................................................. 69 4.6 Simulation Results .......................................................................................... 73 4.7 Conclusion ...................................................................................................... 80 Chapter 5 Trust Assisted Handover Algorithm for Reliable Handover ...................... 81 5.1 Introduction ..................................................................................................... 81 5.2 Related Work .................................................................................................. 82 5.3 Problem Definition .......................................................................................... 86 5.4 Trust-Assisted Handover Decision Algorithm ................................................ 89 5.5 System Analysis and Model ............................................................................ 94 5.5.1 System Analysis ...................................................................................... 94 5.5.2 System Model ......................................................................................... 98 5.6 Simulation Results ........................................................................................ 100 5.6.1 Handover Delay .................................................................................... 100 5.6.2 Impact of Effective TAH Scope ............................................................ 104 5.6.3 Quality of Service ................................................................................. 106 5.7 Conclusion .................................................................................................... 110 Chapter 6 Proxy Based Authentication Localisation Scheme for Handover ............. 111 6.1 Introduction ................................................................................................... 111 6.2 Related Work ................................................................................................ 114 6.3 Proxy-Based Authentication Localisation .................................................... 116 6.3.1 A Trust Association Model for the PBAL ............................................ 117 6.3.2 Fast Authentication Ticket Generation Method .................................... 119 6.3.3 Fast Authentication Method .................................................................. 123 6.3.4 Session Key Renewal ............................................................................ 125 6.4 Security Analysis for the PBAL .................................................................... 127 6.4.1 Mutual Authentication .......................................................................... 128 6.4.2 Security against Replay Attack ............................................................. 129 6.4.3 Impact of Network Corruption .............................................................. 130 6.5 Practical Implementations ............................................................................. 131 6.6 Conclusion .................................................................................................... 133 Chapter 7 Multi-interface Mobile Model for Media Independent Handover ............ 134 - v -
Page 1 and 2: Handover Mechanisms in Next Generat
Page 3: ACKNOWLEDGMENT First of all, I woul
Page 7 and 8: LIST OF FIGURES LIST OF FIGURES Fig
Page 9 and 10: LIST OF FIGURES Figure 7.2 A generi
Page 11 and 12: ABSTRACT New access technologies su
Page 13 and 14: Chapter 1 INTRODUCTION New access t
Page 15 and 16: INTRODUCTION becomes available. Han
Page 17 and 18: INTRODUCTION The above multipliciti
Page 19 and 20: INTRODUCTION network trust pattern
Page 21 and 22: INTRODUCTION 1.3 Related Publicatio
Page 23 and 24: INTRODUCTION TECHNICAL REPORTS XIII
Page 25 and 26: HANDOVER MANAGEMENT horizontally. H
Page 27 and 28: HANDOVER MANAGEMENT The objective o
Page 29 and 30: HANDOVER MANAGEMENT air interface,
Page 31 and 32: HANDOVER MANAGEMENT proposed archit
Page 33 and 34: HANDOVER MANAGEMENT Access point (A
Page 35 and 36: HANDOVER MANAGEMENT users. Moreover
Page 37 and 38: HANDOVER MANAGEMENT For IEEE 802.11
Page 39 and 40: HANDOVER MANAGEMENT The two schemes
Page 41 and 42: HANDOVER MANAGEMENT When a MH is mo
Page 43 and 44: 3.1 Introduction Chapter 3 HANDOVER
Page 45 and 46: SECURITY FOR HANDOVER ACROSS HETERO
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SECURITY FOR HANDOVER ACROSS HETERO
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DYNAMIC NEIGHBOUR TRUST INFORMATION
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Chapter 5 TRUST ASSISTED HANDOVER A
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TRUST ASSISTED HANDOVER ALGORITHM F
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Chapter 6 PROXY BASED AUTHENTICATIO
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PROXY BASED AUTHENTICATION LOCALISA
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MULTI-INTERFACE MOBILE MODEL FOR ME
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CONCLUSIONS AND FUTURE RESEARCH WOR
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ABBREVIATIONS 3G 3rd Generation Wir
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ABBREVIATIONS LS Location Server MH
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ABBREVIATIONS THOA Trust Assisted H
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REFERENCES [12] C. Politis, T. Oda,
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REFERENCES [37] Wi-Fi Alliance, "Wi
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REFERENCES presented at IEEE Intern
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REFERENCES [90] R. Verdone and A. Z
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REFERENCES [116] K. E. Malki and H.
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