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January 2006

Blue Coat - AFE ChallengeThe Power of the Proxy

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The Business of IT

ApplicationsApplications

Delivered over the Network

Delivered over the Network

Experienced by Users

Experienced by Users

Increasing demand to manage cost –providing optimal performance – dealing with the unexpected!

Increasing demand to manage cost –providing optimal performance – dealing with the unexpected!

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Logical View of User-to-Applications

Web Fabric

Customer

Employee

Partner

ASP

InternalWeb

Customer Facing Web

ApplicationInfrastructure

Open, ubiquitous, agile, cost-effective, secure, consistent

FileServices

E-Mail

Client / Server

3270 / Terminal

Streaming

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Common Themes

• A ‘Web’ Strategy (Evolving)– Everything Web (end-to-end encryption)– Ubiquitous Access (application utility infrastructure)– Strategic application platform for all services

• Distributed Enterprise (Emerging)– Use of the public infrastructure Business centric Internet based services– Employee / Partner / Customer Access– Lower cost of bandwidth

• Reducing Cost (Maturing)– Data Center / File Server Consolidation – Operational / License / Infrastructure cost savings

• Compliance (Ongoing)– Regulatory– Internal

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The Power of the Proxy

‘..serving as an authorized agent or substitute..’ –‘..authority or power to act for another …’ -

‘… authorized to act or make decisions for another…’.

Proxy – Acts as a Server to a Client

Proxy – Acts as a Client to a Server It’s not just valuable for

Controlling the Internet

Proxy = Control

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AFE = Proxy = Many Roles

Network

Data CenterProxy

AccessProxy

Exchange

File

Web

TCP

Streaming

Traditional AFE –Protocol and Content Offload

WAN Optimization –Byte Cache / Content Cache / Compression / DiffServ

Proxy – Authentication / Local Protocol Proxy, Content and Byte Cache

Data Center Proxy –Authentication / Protocol and Content Offload for File / Exchange / Legacy Applications as well as Web and Streaming

Internet

Customer

EmployeeGatewayProxy

PartnerWeb

Forward & Reverse Proxy – Authentication / Content Filter / AV Scanning / Cache

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Summary

• Blue Coat has been shipping an ‘AFE’(Reverse Proxy) for many years w/ a large installed base

• The role of the AFE has a broader responsibility which is inclusive of Steaming Media, File (CIFS), Exchange (MAPI) and other TCP applications

• It also is a component in a much larger system solution which assures that IT can protect users, control use and assure performance.