The document discusses how Akamai's Dynamic Site Accelerator (DSA) can help websites address performance, scalability, security, and availability issues. DSA leverages Akamai's global edge network to speed page loading, optimize caching, improve TCP performance, and offload website infrastructure. It provides an example of how DSA helped Cathay Pacific boost online bookings and reduce infrastructure costs. In summary, DSA leverages Akamai's edge network to improve website performance, scalability, and availability while reducing infrastructure needs and costs.

1. 如何幫您的客戶用網站賺錢 How to Monetize Your Website
Nick Chen / Sr. Field Channel Manager
Confidential FASTER FORWARDTM © 2012 Akamai

2. 今天的網站長這樣…
Mobile Usability
Flash and AJAX
Personalization Blogs
Social Networking
User Generated Content
Analytics
Podcasting
Video Advertising
Widgets Affiliation
Audio
RSS
Recommendation
HD Video
Confidential FASTER FORWARDTM © 2012 Akamai

3. 網頁的複雜度直接影響了反應時間
85
WEB PAGE Sophisticated Web Sites
LOAD TIME
679kb
10
8
2011
6
2011
4
2 2005 21
2005 150kb
1998 50kb 1998 10
SECONDS
Page Size No. Objects
Source: http://www.websiteoptimization.com
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4. 40%的人瀏覽網頁只願意等待三秒鐘
CONSUMER
WEB PAGE PATIENCE
LOAD TIME Site Abandonment Threshold
10 Seconds
10 10
Nielsen, 1996
8 8
8 Seconds
6 Zona Research, 1998 6
4 4 Seconds Jupiter Research, 2006 4
2 3 Seconds Forrester Research, 2009 2
SECONDS 0 2 4 6 8 10 SECONDS
Response Time
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5. 然而…留不住客戶=失去商機
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6. 現今網站所遭遇的問題…
1. 效能Performance
• 網頁反應時間太長
• 為了牽就效能，只能簡化網頁設計
2. 規模Scalability
• 如何快速擴張網站覆蓋率，全球化？
• 如何因應突如其來的網站流量？
3. 安全Security
• 網站資料的保護
• 網站的防護
4. 可用性Availability
• 確保網站持續運作，服務不中斷
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7. 直覺上，如何解決這些問題…
1. 增加ＩＤＣ投資
• 增加軟硬體，頻寬投資 (Performance)
• 增建下一座ＩＤＣ (Performance, Scalability)
2. 在全球ＩＳＰ租IDC (Performance, Scalability)
3. 投資資安設備 (Security)
4. 建立異地備援中心 (Availability)
Confidential FASTER FORWARDTM © 2012 Akamai

8. 但事實上，Akamai可以提供最後一塊拼圖～
Service & Support from Internet Experts
Unprecedented visibility, control and collaboration
Optimize and mobilize Gain business agility Web security so you Engage your audience Monetize your network
to grow revenues by leveraging cloud can innovate fearlessly globally and at scale and control costs
Site Performance Application Performance Web Security Broadcast Video Operator CDN
Mobile Performance Cloud Performance Software Distribution Custom Networks
Advertising Decisions
Akamai Intelligent PlatformTM
Confidential FASTER FORWARDTM © 2012 Akamai

9. Akamai Intelligent Platform
Scale & Breadth Web Traffic (daily)
• 101,884 servers • 26.5M requests per second
• 1,069 networks • 100+ million streams per day
• 750+ cities • 1.3B requests delivered
• 1,928 locations • >6Tbps average daily usage
• 83 countries • ~9Tbps peak daily usage rate
• 130,000+ active • ~20–30 % of all Web traffic
domains
The leading Internet Cloud platform for enabling secure,
high-performing user experiences on any device, anywhere.
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10. Grow revenue opportunities with fast, personalized
web experiences and manage complexity from peak
demand, mobile devices and data collection.
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11. DSA (Dynamic Site Accelerator)
It All Starts in the Cloud – at the Edge
High Performance Global
Overlay Network
Akamai Edge Server Edge Region Users
Customer Origin closest to Origin Server close to End User
Web Server
Akamai “SureRoute”
protocol optimizes routes Security embedded into
and reduces round trips Akamai Edge Servers
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12. DSA如何解決網站所面臨的問題？
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13. Dynamic Page Caching
Application
Origin
10ms
100ms
200ms
125ms
Dynamic Page Caching 15ms
• Advanced caching rules at the edge
• Cache for dynamic, reusable content
• Greatly improves page loading performance
• Offloads expensive application/database tier cache key is based on –
URL, file name, cookie values, query strings
• Cache key control thru portal
Confidential FASTER FORWARDTM © 2012 Akamai

14. Akamai SureRoute Path Optimization
Application
Origin
10ms
BGP
100ms
200ms
125ms
Sure Route
15ms
• Discovers a range of low latency paths.
• The best two paths are chosen (along with the
standard Internet BGP path).
• Object request races pre-determine the optimal path.
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15. Automated Path Failover
Application
Origin
10ms
Failover
15ms
• If the first path fails, Akamai selects an
alternate path to help ensure application
availability.
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16. TCP Optimization – With Akamai
TCP Optimization – Without Akamai
Application
Origin
10ms
100ms
200ms
125ms
TCP Optimization
• Increased Congestion Window size. 15ms
• Faster TCP Slowstart ramping.
• Faster retry after packet loss.
• More packets per round trip.
• Known good connections.
Confidential FASTER FORWARDTM © 2012 Akamai

17. Compression
Web Site
Origin
10ms
100ms
200ms
125ms
Edge Caching
• Intelligently compresses content. 15ms
• Full browser and Javascript support.
• Reduces round trips.
• Improves page load performance.
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18. Prefetching
HTML
Application OBJECT 1
Origin OBJECT 2
OBJECT 3
10ms OBJECT 4
Prefetching
• Intelligently compresses content. 15ms
• Full browser and JavaScript support.
• Reduces round trips.
• Improves page load performance.
Confidential FASTER FORWARDTM © 2012 Akamai

19. DSA Extends Web Site Security into the Cloud
Cloud
Datacenter
Akamai eDNS
Akamai w/ DNSSEC
Site
Shield
Akamai Web
App Firewall
End
User
Akamai Edge
10000 Tokenization
1000
100
10
1
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20. Akamai IPv6 Adaptation for Compliance
Akamai EdgePlatform
IPv4
IPv4
IPv4
Origin IPv4
IPv6
Akamai aims to provide customers in the hybrid world (IPv4 + IPv6) with the
same levels of performance, reliability and availability as they
currently enjoy with IPv4
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21. DSA Case Example – Cathay Pacific
Goals
• High-Performing Site at All time
• Boost Site Adoption Rate
• Support Peak Traffic without Infrastructure Buildout
Akamai Solution
• Dynamic Site Accelerator
Business Impact
• 100% increase in online bookings
• Estimated annual savings of up to $1,500,000
• 65% increase in traffic without additional infrastructure
• 65% increase in global site performance
Confidential FASTER FORWARDTM © 2012 Akamai

22. Who is AKAMAIZED?
Real World Results
Estimated annual
Reduced performance- savings of up to $1.5
Improved worldwide related help desk calls by million.
95%. Offloaded application
portal performance by
server traffic by nearly
205%.
66%, doubling
A major US airline reported a 81% of transactions subscriber
75% reduction in completed in under capacity per server.
Data center offload of
infrastructure and was able 10 seconds, vs. 29% 94.6%, reducing
to without Akamai. bandwidth and
defer $2 million infrastructure Avoided the need to
infrastructure upgrades requirements. replicate $1 Million
while also improving page Two major insurance data center and
load by 400%. providers reported improved page
Infrastructure savings of conversion of visitors to downloads globally by
Improved Web over $1 million annually, online quote applications over 48%.
performance in North by delivering retail and are up from 10-15%
America by 300%. commercial banking since installing Akamai,
applications centrally to resulting in annual
users worldwide. revenue increases of $4 to
$15 million.
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23. 現在，需要我們一起努力填滿這一頁…
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24. Confidential FASTER FORWARDTM © 2012 Akamai