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The ABCs of Storage Area Networks
Making the decision to invest in storage area networks (SANs) requires an understanding of the differences between various approaches to managing storage. Unfortunately, the differences are not always clearly understood outside the realm of the enterprise data center. SANs, network-attached storage (NAS), and direct-attached storage (DAS) are sometimes positioned as competing technologies, but in actuality all three are found in today's enterprise IT environments and have distinct applications. This Research Byte provides a primer on these three types of storage management systems and their application.