1. Blue Coat ® and the Blue Coat logo are trademarks of Blue Coat Systems, Inc., and may be registered in certain jurisdictions. All other product or service names are the property of their respective owners. © Blue Coat Systems, Inc. 2008. All Rights Reserved. Jonathan Andresen Director of Product Marketing, Asia-Pacific September 9 th, 2008 The Application Delivery Network Maximizing the ROI of Virtualization

2. © Blue Coat Systems, Inc. 2008. All Rights Reserved. 2 Agenda 1. Virtualization in Context 2. Server Centralization 3. The Application Delivery Network 4. Five WAN Delivery Technology Pillars 5. Realizing the ‘Virtualization” Value 6. About Blue Coat

3. © Blue Coat Systems, Inc. 2008. All Rights Reserved. 3 Virtualization in Context WAN Application Delivery

4. © Blue Coat Systems, Inc. 2008. All Rights Reserved. 4 WAN Application Delivery: The Wider Issues Remote Office Data Center External Applications / Software as a Service Traditional Applications Voice and Unified Communications Video Desktop Virtualization Recreational Traffic Web 2.0 and mashups Storage Consolidation Mobile Workers

5. © Blue Coat Systems, Inc. 2008. All Rights Reserved. 5 Server Centralization So What’s the Issue?

6. © Blue Coat Systems, Inc. 2008. All Rights Reserved. 6 Cost is the Common Denominator Centralization – Eliminate storage arrays in Remote Offices – Business-driven Cost Compliance Security Control Virtualization – Abstracting logical storage from physical storage – Business-driven Cost High availability Power consumption Hardware utilization Data Center Remote Office Storage Centralization

7. © Blue Coat Systems, Inc. 2008. All Rights Reserved. 7 Two Fundamental Steps Required 1. Managing Virtual Machine Environment with Acceleration: – Conversions – Backups / mirrors 2. Managing Delivery of Applications to Users – See, Secure & Accelerate ADN

8. © Blue Coat Systems, Inc. 2008. All Rights Reserved. 88 1. Managing Virtual Machine Environment IT organization has implemented Centralization: – Moving “physical” servers to a “virtual” Data Center – Invested in VMWare to make this more efficient Higher latency, less bandwidth & transfers are slower Bandwidth: 1.5 Mbps (T1) Latency: 100 ms RTT Virtual DC EX: data set of 3GB VMware virtual disk file – = to 8GB Windows 2003 R2 server – Time for V2V operation via VMware Converter: 19 mins

9. © Blue Coat Systems, Inc. 2008. All Rights Reserved. 99 2. Managing Delivery of Applications to Users The Application Delivery Network (ADN) – See all applications & shape traffic – Secure all applications & end-points – Accelerate conversions & backups Virtual DC

10. © Blue Coat Systems, Inc. 2008. All Rights Reserved. 10 The Application Delivery Network See, Accelerate & Secure

11. © Blue Coat Systems, Inc. 2008. All Rights Reserved. 11 Visibility is Fundamental to Control Discover All Application Traffic Monitor User Experience Troubleshoot Performance Issues Resolve Issues Pre-empt Problems Control and Protect Application Performance Application Visibility Application QoS

12. © Blue Coat Systems, Inc. 2008. All Rights Reserved. 12 What is Application Visibility? Web Browsing 28% Other 4% TN3270 2% Citrix 5% Oracle 7% File Transfers 9% E-mail 20% Internet Gaming 5% P2P 12% Recreational Streaming 8% 53% of BW used by recreational apps Only 14% of BW is “business critical”! Visibility Identifies Applications for What They Really Are

13. © Blue Coat Systems, Inc. 2008. All Rights Reserved. 13 What is Application QoS? Unacceptable ERP performance Bandwidth congestion Uncontrolled recreational traffic Increased costs & impact on mission- critical applications Unpredictable Voice quality Crowded by bandwidth hungry apps

14. © Blue Coat Systems, Inc. 2008. All Rights Reserved. 14 What is Application QoS? Great ERP performance Protected from apps & congestion 100% Recreational Traffic Control No matter how much it tries to hide Voice quality – 100% assured all-level QoS Powerful, Dynamic Application-aware Bandwidth Shaping

15. © Blue Coat Systems, Inc. 2008. All Rights Reserved. 15 Why Not Just Accelerate Everything? 60-70% Bandwidth Consumed By Recreational Traffic – Affects Business Applications Network Acceleration Can HURT some types of business traffic – Protocol acceleration benefits recreational traffic most – Crowds out voice and other time- sensitive traffic voice CRM ERP Olympics video download Unique Visibility, QoS & Security – Ultimate BW Control Access to centralized Storage

16. © Blue Coat Systems, Inc. 2008. All Rights Reserved. 16 Comparing Alternative Approaches SeeAccelerateSecure Blue Coat Discover All Application Traffic Monitor User Experience Troubleshoot Performance Issues Resolve Issues Pre-empt Problems Accelerate Internal Bulk Traffic Control and Optimize External Applications Optimize and Protect Real Time Applications

17. © Blue Coat Systems, Inc. 2008. All Rights Reserved. 17 Stop the Bad. Accelerate the Good. Deliver Any App, To Any User, Anywhere

18. © Blue Coat Systems, Inc. 2008. All Rights Reserved. 18 WAN Application Delivery Technology Pillars

19. © Blue Coat Systems, Inc. 2008. All Rights Reserved. 19 Five Essential Technology Pillars 1. Object Caching 2. Byte Caching 3. Compression 4. Bandwidth Management 5. Protocol Optimization

20. © Blue Coat Systems, Inc. 2008. All Rights Reserved. 20 1. Object Caching BRANCH DATACENTER Full File Cached Locally (proxy) No data sent across WAN Traffic = WAN costs

21. © Blue Coat Systems, Inc. 2008. All Rights Reserved. 21 2. Byte Caching 110111110011100100100101110[REF#1] 0001111000111001100011000001001111000000110111101 0010[REF#2] 010101010100101000010100 1101111100111001001001011 10111111111111111111111111 1111111111111111000111100 0111001100011000001001111 000000110111101001000000 000000000000000000000000 000000000000000000000000 000000000000000000000000 000000000000000000000000 000000000000000000001010 1010100101000010100 Byte Caching 110111110011100100100101 11011111111111111111111111 11111111111111111000111100 011100110001100000100111 100000011011110100100000 000000000000000000000000 000000000000000000000000 000000000000000000000000 000000000000000000000000 000000000000000000000101 01010100101000010100 Proxies Cache common patterns All files & applications over TCP Traffic = WAN costs

22. © Blue Coat Systems, Inc. 2008. All Rights Reserved. 22 2. CompressionCOMPRESSION Industry-standard gzip algorithm Removes predictable “white space” Traffic = WAN costs 1101111100111001001001011100110010101110110010000 1001100111001000001111000111001100011 1101111100111001001001011 100110010101110110010000 1101001100111001000001111 000111001100011000001001 111000000110111101001000 0110110100101111100110100 1110110100110100111100100 000000000011100101110010 110110110100101011001011 001010101010100101010101 01010100101000010100 110111110011100100100101 110011001010111011001000 011010011001110010000011 110001110011000110000010 011110000001101111010010 000110110100101111100110 100111011010011010011110 010000000000001110010111 001011011011010010010010 101010010101010101101100 101100010100

23. © Blue Coat Systems, Inc. 2008. All Rights Reserved. 23 4. Bandwidth & Traffic Management Salesperson, placing order with Sales Automation App Priority 1 Min 400Kb, Max 800Kb Non-Sales Management Pulls Client List Block Salesperson query with Sales Automation App Priority 2 Min 100Kb, Max 400Kb Marketing Surfing Sales #s Priority 3 Min 0Kb, Max 200Kb Align Applications to Business Priorities Manage Traffic By Class Guarantee Priority By Class

24. © Blue Coat Systems, Inc. 2008. All Rights Reserved. 24 5. Protocol Optimization 10-100X Faster!! Includes CIFS, MAPI, HTTP, HTTPS, TCP

25. © Blue Coat Systems, Inc. 2008. All Rights Reserved. 25 MACH5 is Best-In-Class Acceleration Saves More Bandwidth Than Other Solution

26. © Blue Coat Systems, Inc. 2008. All Rights Reserved. 26 Realizing the “Virtualization” Value Simply better conversions & storage backups

27. © Blue Coat Systems, Inc. 2008. All Rights Reserved. 27 Enable the “Virtual” Value Faster & More Efficient Server Consolidation More Reliable Disaster Recovery Support – RPO: Enabled more frequent backups/snapshots of virtual servers – RTO: Faster restoration of virtual servers, limit downtime Configurable Bandwidth Management – Prioritize Mission Critical Applications – Solve WAN congestion – Maximize WAN link capacity – Avoid Bandwidth Scaling

28. © Blue Coat Systems, Inc. 2008. All Rights Reserved. 28 Faster V2V Operations Bandwidth: 1.5 Mbps (T1) Latency: 100 ms RTT Virtual DC

29. © Blue Coat Systems, Inc. 2008. All Rights Reserved. 29 Faster Mirroring and Restores Bandwidth: 45 Mbps (T3) Latency: 200 ms RTT Virtual DR Site

30. © Blue Coat Systems, Inc. 2008. All Rights Reserved. 30 Quicker Backups of ESX Servers Bandwidth: 45 Mbps (T3) Latency: 200 ms RTT

31. © Blue Coat Systems, Inc. 2008. All Rights Reserved. 31 ADN Supports Centralization/Virtualization Acceleration to deliver fast access to centralized/virtualized storage centralization of storage, virtualization and data warehousing The Application Delivery Network Maximizes Returns ADN benefits to IT in general – Intelligence through Deep Visibility Identify & measure applications Track response, troubleshoot problems Identify issues, choose tools – Increase performance of all key apps Bulk: Files, storage & email Transactions: ERP, CRM, Thin – Protect and guarantee availability Ensure availability of key applications Control recreational and malicious traffic

32. © Blue Coat Systems, Inc. 2008. All Rights Reserved. 32 WAN Optimization The ADN for Maximum ROI Accelerate Application Performance Monitoring See Breadth Secure Web Gateway Secure Breadth Depth Control End-to-End User Experience Blue Coat

33. © Blue Coat Systems, Inc. 2008. All Rights Reserved. 33 About Blue Coat Systems

34. © Blue Coat Systems, Inc. 2008. All Rights Reserved. About Blue Coat (NASDAQ: BCSI) World’s largest organizations use Blue Coat –95 of the top 100 largest enterprises in the world –8 of world’s largest 10 service providers –Recently acquired Packeteer –$445M combined revenues –1400+ employees worldwide Proven Industry Leadership –#1 market share for WAN Optimization –Leader in Gartner’s Secure Web Gateway MQ Large Global Installed Base –15K customers worldwide –100K appliances deployed in 50+ countries

35. © Blue Coat Systems, Inc. 2008. All Rights Reserved. 35 Blue Coat #1 Market Share Leader Blue Coat WOC Market Leadership Source: Infonetics, August 2008

36. © Blue Coat Systems, Inc. 2008. All Rights Reserved. 36 Financial Diversified Global Customers Health & Pharmaceuticals Energy, Oil & Gas Government Consumer & Retail Manufacturing/Industrial

37. © Blue Coat Systems, Inc. 2008. All Rights Reserved. 37 Top Asian Corporations

38. © Blue Coat Systems, Inc. 2008. All Rights Reserved. Blue Coat Understands Service Providers

39. © Blue Coat Systems, Inc. 2008. All Rights Reserved.