Title Page
Abstract
Contents
List of Abbreviations 13
I. Introduction 16
1.1. Motivation 16
1.2. Major Contributions 18
1.3. Organization of the Thesis 19
II. Overview and Problem Statement 21
2.1. Optical Access Network 21
2.1.1. Passive Optical Network 23
2.1.2. LAN-PON 29
2.1.3. Problem Statement 32
2.2. IP Mobility Management Protocols 33
2.2.1. Mobile IPv6. (MIPv6) 34
2.2.2. Enhanced Handoff Schemes for Mobile IPv6 37
2.2.3. Proxy Mobile IPv6. (PMIPv6) 46
2.2.4. Problem Statement 53
2.3. Convergence Networks 54
2.3.1. The Concept of Convergence Network 54
2.3.2. Convergence Issues 55
III. Enhancement of Fast-Handoff 62
3.1. Introduction 62
3.2. Convergence Architecture for Fast Handoff 64
3.3. Fast-Handoff Procedure for Convergence Networks 66
3.4. Performance Evaluation 69
3.5. Summary 73
IV. Enhancement of Route Optimization 76
4.1. Introduction 76
4.2. Convergence Architecture for Route Optimization 77
4.3. Performance Evaluation 78
4.4/4.3. Summary 82
V. Conclusions 83
국문요약 85
References 88
Acknowledgements 92
Curriculum Vitae 94
Table 1. Simulation Parameters 69
Figure 1. Construction of broadband data network 22
Figure 2. General PON architecture and terminologies 25
Figure 3. PON transportation principle 27
Figure 4. LAN-PON system architecture 30
Figure 5. Two independent virtual networks in a LAN-PON 32
Figure 6. Packet delivery to and from a mobile node in MIPv6 35
Figure 7. Packet delivery to and from a mobile node in HMIPv6 39
Figure 8. Packet delivery to a mobile node in FMIPv6. 43
Figure 9. Predictive mode operation in FMIPv6 44
Figure 10. Reactive mode operation in FMIPv6. 45
Figure 11. Comparison between host-based and network-based mobility management 47
Figure 12. Proxy Mobile IPv6 Domain 48
Figure 13. Mobile node attachment 49
Figure 14. Mobile node handoff 52
Figure 15. Network architecture of PON and mobile convergence 65
Figure 16. Mobility management scheme 67
Figure 17. Handoff delay for different link delays 70
Figure 18. Impact of handoff delay on received traffic 72
Figure 19. Total amount of traffic loss during handoff 73
Figure 20. Architecture of LAN-PON with Proxy Mobile IPv6 entities 78
Figure 21. Packet delay of local traffic 80
Figure 22. Relevance of total packet load on LMA for local traffic 81
Figure 23. Total throughput 81