10.9. Introducing iSCSI
One of the most popular methods for storing both data and virtual operating systems is iSCSI. A relative new kid on the block, Internet Small Computer Systems Interface (iSCSI) is very popular for virtualization solutions because iSCSI devices can be installed via TCP/IP protocols and receive standard SCSI commands.
In the enterprise, most iSCSI configurations are stored in arrays of disks that are managed through external software in proprietary enclosures, such as those made by EMC2 and other companies that produce disk arrays. Using iSCSI, administrators can easily create RAIDs of various disks and then assign further details to these RAIDs using logical unit numbers (LUNs).
10.9.1. Logical Unit Numbers
To understand ...
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