........................................................................................................................................ I ACKNOWLEDGEMENTS ................................................................................................................ II LIST OF TABLES ............................................................................................................................. VI LIST OF FIGURES .......................................................................................................................... VII 1 CHAPTER 1: INTRODUCTION............................................................................................... 1 1.1 STRUCTURE OF THE REPORT ............................................................................................. 2 2 CHAPTER 2: LITERATURE REVIEWS................................................................................. 3 2.1 INTERNET PROTOCOL VERSION 4 (IPV4)........................................................................... 3 2.1.1 Consequences of the limited IPv4 address space ............................................................. 4 2.2 INTERNET PROTOCOL VERSION 6 (IPV6)........................................................................... 5 2.3 COMPARISON OF IPV4 AND IPV6 FEATURES ..................................................................... 7 2.4 TRANSITION MECHANISMS.................................................................................................. 9 2.4.1 Dual Stack ........................................................................................................................ 9 2.4.2 Configured Tunnel ......................................................................................................... 10 2.4.3 6over4 Tunnelling Mechanism....................................................................................... 11 2.4.4 6to4 Tunnelling Mechanism .......................................................................................... 11 2.4.5 Intra-Site Automatic Tunnel Addressing Protocol .......................................................... 12 2.4.6 Network Address Translation-Protocol Translation ....................................................... 13 2.5 PERFORMANCE METRICS ................................................................................................. 14 2.5.1 Throughput .................................................................................................................... 14 2.5.2 Delay ............................................................................................................................. 14 2.5.3 Jitter .............................................................................................................................. 14 2.5.4 CPU Utilization............................................................................................................... 15 2.6 EVALUATION OF PERFORMANCE MEASUREMENT TOOLS ............................................... 15 2.6.1 iPerf ............................................................................................................................... 15 2.6.2 Netperf .......................................................................................................................... 16 2.6.3 IP Traffic ........................................................................................................................ 17 2.6.4 Distributed Internet Traffic Generator (D-ITG)............................................................... 18 2.6.5 Selection of Tool ............................................................................................................ 18 2.7 RELATED STUDIES ............................................................................................................ 19 2.7.1 Study 1 ........................................................................................................................... 19 2.7.2 Study 2 ........................................................................................................................... 22 2.7.3 Study 3 ........................................................................................................................... 24 2.7.4 Study 4 ........................................................................................................................... 29 2.7.5 Study 5 ........................................................................................................................... 31 2.8 IDENTIFIED GAPS .............................................................................................................. 34 2.9 LITERATURE MAP .............................................................................................................. 36 2.10 CHAPTER SUMMARY ......................................................................................................... 37