Cisco Networking Simplified, Second Edition

Chapter . Storage Area Networks

Efficient Deployment of Critical Data

In an effort to improve business productivity, corporations are implementing web and Internet applications such as customer relationship management (CRM), enterprise resource planning (ERP), and e-mail. This move has resulted in the accumulation of large amounts of corporate data, and these voluminous stores of data are critical to a company’s operation. Large amounts of data require large amounts of storage. SANs have emerged as the premiere technology for advanced storage requirements. SANs address an IT manager’s needs by providing a scalable, manageable, and efficient deployment of mission-critical data.

Traditional JBOD (just a bunch of disks—and no, we did not make that ...