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By Bill Williams

The company Case for garage Networks covers the matter of direct-attached garage (DAS) and the suggestions provided by way of garage sector networks. It info the stories of IT determination makers and implementers who've deployed SAN suggestions to handle the ambitious difficulties dealing with their businesses, that are now crushed with pricey, inefficient, and difficult-to-manage DAS ideas. The enterprise Case for garage Networks addresses the issues of garage development and elevated intake, the function of the IT division as a price heart, and the way SAN applied sciences may help get a better price in the end, supporting you are making an educated choice approximately your garage networking funding.

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Obviously storage costs have decreased drastically over time, but the costs of labor and facilities also vary. Most costs typically decline over time and there needs to be some consideration for the decreasing costs, especially if the IT department or storage infrastructure teams plan to utilize a cost recovery or charge-back model for funding services. Fully burdened costs are required to facilitate the move to alternative funding models and the move to tiered storage; however, these costs must be accurate to avoid both overcharging the client as well as ending up short of funds.

Many organizations already have ample IP networking capacity in place to support some usage models; however, depending on the speed of the network connection, live mirroring, remote clustering, or synchronous (or asynchronous over slower links) replication might not be appropriate. For example, FCIP might be appropriate in the storage service provider space, but overkill on a small campus that can be serviced over native, dark fiber. Figure 2-6 highlights the simplicity and the versatility of FCIP.

Reprinted by permission of Harvard Business Review. From "IT Doesn't Matter" by Nicholas Carr, May 2003. Copyright 2003 by the Harvard Business School Publishing Corporation; all rights reserved. 2. From "Does IT Matter? Information Technology and the Corrosion of Competitive Advantage" by Nicholas Carr, 2004. Copyright 2004 by the Harvard Business School Publishing Corporation; all rights reserved. Part I: The Storage Networking Value Proposition 37 38 Part I: The Storage Networking Value Proposition 3.

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