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"Provides market analysis as a valuable reference point for commercial entities interested in investing in the CDN business"--
List of contents
Preface xv
Acknowledgments xxi
Contributors xxiii
PART I CDN AND MEDIA STREAMING BASICS 1
1 CLOUD-BASED CONTENT DELIVERY AND STREAMING 3
Mukaddim Pathan
1.1 Introduction 3
1.2 CDN Overview 5
1.3 Workings of a CDN 10
1.4 CDN Trends 21
1.5 Research Issues 28
1.6 Conclusion 29
References 29
2 LIVE STREAMING ECOSYSTEMS 33
Dom Robinson
2.1 Introduction 33
2.2 Live Streaming Pre-Evolution 34
2.3 Live, Linear, Nonlinear 35
2.4 Media Streaming 37
2.5 Related Network Models 38
2.6 Streaming Protocol Success 43
2.7 Platform Divergence and Codec Convergence 44
2.8 Adaptive Bitrate (ABR) Streaming 45
2.9 Internet Radio and HTTP 48
2.10 Conclusion 48
References 49
3 PRACTICAL SYSTEMS FOR LIVE STREAMING 51
Dom Robinson
3.1 Introduction 51
3.2 Common Concepts in Live Streaming 52
3.3 The Practicals 56
3.4 Conclusion 69
References 70
4 EFFICIENCY OF CACHING AND CONTENT DELIVERY IN BROADBAND ACCESS NETWORKS 71
Gerhard Haslinger
4.1 Introduction 71
4.2 Options and Properties for Web Caching 73
4.3 Zipf Laws for Requests to Popular Content 75
4.4 Efficiency and Performance Modeling for Caches 76
4.5 Effect of Replacement Strategies on Cache Hit Rates 78
4.6 Replacement Methods Based on Request Statistics 81
4.7 Global CDN and P2P Overlays for Content Delivery 84
4.8 Summary and Conclusion 86
Acknowledgments 87
References 87
5 ANYCAST REQUEST ROUTING FOR CONTENT DELIVERY NETWORKS 91
Hussein A. Alzoubi, Michael Rabinovich, Seungjoon Lee, Kobus Van Der Merwe, and Oliver Spatscheck
5.1 Introduction 91
5.2 CDN Request Routing: An Overview 93
5.3 A Practical Load-Aware IP Anycast CDN 96
5.4 Mapping Algorithms 98
5.5 Evaluation 102
5.6 IPv6 Anycast CDNs 107
5.7 Discussion and Open Questions 114
5.8 Conclusion 116
References 116
6 CLOUD-BASED CONTENT DELIVERY TO HOME ECOSYSTEMS 119
Tiago Cruz, Paulo Sim oes, and Edmundo Monteiro
6.1 Introduction 119
6.2 Bringing Cloud Services to Home: State of the Art 120
6.3 Virtualizing the Access Network Infrastructure 123
6.4 Virtualization for Cloud Service Delivery to Home 130
6.5 Future Trends 137
6.6 Summary and Conclusion 137
Acknowledgments 137
References 138
7 MOBILE VIDEO STREAMING 141
Ram Lakshmi Narayanan, Yinghua Ye, Anuj Kaul, and Mili Shah
7.1 Introduction 141
7.2 Mobile Broadband Architecture 142
7.3 Video Streaming Protocols 143
7.4 Video Optimization Services 146
7.5 Operator-Hosted CDN 149
7.6 Cloud-Based Video Streaming 151
7.7 Future Research Directions 154
Acknowledgments 156
References 156
PART II CDN PERFORMANCE MANAGEMENT AND OPTIMIZATION 159
8 CDN ANALYTICS: A PRIMER 161
Timothy Siglin
8.1 Introduction 161
8.2 Why Measure? 162
8.3 What do we Measure? 162
8.4 What about Business Intelligence? 169
8.5 Measuring Stateless Delivery 171
8.6 Billing Analytics 173
8.7 CDN Analytics Tools 174
8.8 Recent Trends in CDN Analytics 175
8.9 Conclusion 176
References 176
9 CDN MODELING 179
Tolga Bektas and Ozgur Ercetin
9.1 Introduction 179
9.2 Basics on Mathematical Modeling and Optimization 180
9.3 Video-on-Demand Applications 182
9.4 Optimization Problems in Content Delivery and VoD Services 185
9.5 Visionary Thoughts for Practitioners 198
9.6 Future Research Directions 198
9.7 Conclusions 199
Acknowledgments 200
References 200
10 ANALYZING CONTENT DELIVERY NETWORKS 203
Benjamin Molina, Jaime Calvo, Carlos E. Palau, and Manuel Esteve
10.1 Introduction 203
10.2 Previous Work 204
10.3 Basic CDN Model 205
10.4 Enhancing the Model 206
10.5 Performance Evaluation 212
10.6 Conclusions 216
References 216
11 MULTISOURCE STREAM AGGREGATION IN THE CLOUD 219
Marat Zhanikeev
11.1 Introduction 219
11.2 Terminologies 221
11.3 Background and Related Work 222
11.4 The Substream Method in the Cloud 224
About the author
Mukaddim Pathan, PhD, is a Senior Specialist of Content Delivery Networks at Telstra Corporation Limited, Australia. He contributed in the development of MetaCDN, a Cloud-based CDN.
Ramesh K. Sitaraman, is a computer science professor at the University of Massachusetts, Amherst, USA. He is best known for his role in pioneering the first large content delivery networks. He helped create Akamai's distributed network and is an Akamai Fellow.
Dom Robinson is the co-Founder and Director of Innovations at ide3as-company, UK. TVConnect 2014 awarded him as one of the 100 most influential people worldwide in TV and Media.
Summary
While other books on the market provide limited coverage of advanced CDNs and streaming technologies, concentrating solely on the fundamentals, this book provides an up-to-date comprehensive coverage of the state-of-the-art advancements in CDNs, with a special focus on Cloud-based CDNs.
