Table of Contents
1. Executive Summary . 6
2. Online Content Distribution Trends .......... 8
2.1. Internet traffic still growing exponentially ... 8
2.2. Challenges for scalability on the Internet . 10
2.3. Video on the Internet: big, but not big money ........ 10
3. Delivery Technologies .. 12
3.1. Main technologies for delivery of content 12
3.2. Traditional approach of CDN technologies ............ 14
3.3. Techniques for optimizing delivery ... 15
3.4. Hybrid CDN technologies ... 15
4. Market ecosystem .. 18
4.1. A brief history of the CDN market ..... 18
4.2. Delivery chain 18
4.3. Market players and ecosystem ......... 19
5. Market Dynamics & market sizing ........... 22
5.1. Market dynamics ... 22
5.1.1. Drivers ............ 22
5.1.2. Barriers ........... 23
5.2. Market trends . 23
5.3. Market sizing and forecasts 24
6. Industry economics and business models ... 25
6.1. Value proposition .. 25
6.2. Pricing methods .... 26
6.3. Economics of CDN players . 26
6.4. Business case for online video service based on CDN ....... 27
6.4.1. Catch-up TV model (e.g. ABC) ........... 27
6.4.2. Premium VOD model ..... 28
6.4.3. Viral platform model (YouTube) .......... 28
7. Company profiles ... 30
7.1. Traditional CDN providers .. 30
7.1.1. General overview ........... 30
7.1.2. Akamai ............ 31
7.1.3. Limelight Networks ........ 33
7.1.4. CDNetworks .... 33
7.2. Telcos ............ 34
7.2.1. General overview ........... 34
7.2.2. AT&T . 35
7.2.3. Level3 ............. 37
7.2.4. Verizon ............ 37
7.2.5. BT ..... 37
7.2.6. France Telecom (Orange) ..... 37
7.2.7. Deutsche Telekom ......... 37
7.3. Internet giants 38
7.3.1. General overview ........... 38
7.3.2. Amazon ........... 40
7.3.3. Microsoft ......... 41
8. Outlook: towards cloud computing ........ 42
8.1. Business motivation ............ 42
8.2. Technical motivation ........... 43
8.2.1. Cloud computing architecture segmentation ..... 43
8.2.2. Comparison of architectures . 44
8.3. The cloud computing opportunity ...... 45
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