Network World
Wednesday, May 16, 2012
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Error 404--Not Found

Error 404--Not Found

From RFC 2068 Hypertext Transfer Protocol -- HTTP/1.1:

10.4.5 404 Not Found

The server has not found anything matching the Request-URI. No indication is given of whether the condition is temporary or permanent.

If the server does not wish to make this information available to the client, the status code 403 (Forbidden) can be used instead. The 410 (Gone) status code SHOULD be used if the server knows, through some internally configurable mechanism, that an old resource is permanently unavailable and has no forwarding address.

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IN THIS ARTICLE

Johna Till Johnson: Symantec’s Backup Exec 10d
Dave Kearns: Elemental Security’s Elemental Compliance System
Jim Kobielus: U3’s U3 smart-drive
Ira Brodsky: Belkin’s Pre-N wireless LAN
Winn Schwartau: Apple’s MacTel

Going above and beyond

Selected by five Network World contributors, these category-breaking products raise the bar with their novel approaches to solving today's enterprise challenges.

The category breaker: U3's U3 Smart Drive technology

Selected by James Kobielus, senior technical systems analyst at trading exchange Exostar, "Above the Cloud" columnist

What makes this product so special? U3 Smart Drive technology is the latest step in client virtualization. A client becomes virtualized when its GUI grows abstracted from the resources of the local-access device, be it a PC, handheld or other computer. With client virtualization, users are blissfully unaware of what blend of local and remote resources - CPU, storage, network connectivity - is driving their presentation experiences.

What's truly innovative about U3 smart drives is the extent to which they bring blade-style virtualization to the client PC. U3 smart drives consume a partitioned slice of the host's CPU, storage, connectivity and other hardware resources, and integrate into the Windows file system. But they do so only as temporary plug-in modules and without access to other services offered by the host operating system and applications. U3 technology could one day transform a PC into a blade chassis (or souped-up docking chassis) within which applications, files and other resources from diverse client environments can coexist, each within its own smart-drive sandbox. As the number of USB ports on today's PCs grows, the concept of a USB client blade chassis becomes more feasible.

In this sense, U3 smart drives might be regarded as the inverse of another promising client virtualization approach: server-side blade PCs. Blades from pioneers HP, ClearCube and IBM virtualize desktop resources into manageable slices of a server's centralized resources, transforming the innards of each PC into a blade that can be installed in a server chassis and accessed remotely via a thin client windowing protocol such as Citrix's Independent Computing Architecture. U3 smart drives put the guts of the virtual client into a flash "thumb drive" that users carry around on them.

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Copyright 2008 Network World Inc.

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