Dedicated storage devices are managed as a single unit and are controlled by one or more Linux servers.
Network protocols communicate between the management nodes and the storage devices. Two common protocols are Fibre Channel (FC) and Internet Small Computers Systems Interface (iSCSI).
both send SCSI commands to storage over network connections.
iSCSI Attributes
Fibre Channel Attributes
Relatively easy to configure
More difficult to configure
Standard and common to most IP networks and servers