Promise Technology M300i, M500i, M500f, M300p, M500p, M300f Allows you to manage the RAID subsystem

	Chapter 1: Introduction
Feature	Benefit
Hardware-assisted XOR engine	High-speed parity calculation for parity type
	logical drives.
Supports out-of-band management	Allows you to manage the RAID subsystem
through RS232 and 10/100/1000	while maximizing bandwidth on the iSCSI
BaseT Ethernet connections	network.
Supports SNMP (v2) CIM and	API-ready for enterprise management
WBEM standards	integration.
Tagged Command Queuing (TCQ)	Maximum performance in Multi-Threaded
up to 128 commands	Operating Systems.
Supports SATA II Native Command	High performance and efficiency through
Queuing	efficient command re-ordering.
Supports DDF compliant metadata	Enabled disk array migration from one
on disk	controller to another.
Hot-swap feature for drive carriers,	Allows a defective component to be
power supplies, fans, and battery	replaced without interrupting data
	accessibility to the host system.
Tool-less field-replaceable units	All FRUs can be replaced without tools,
(FRUs)	saving time and effort for support personnel.
Hot-spare drives	Maintains full fault tolerant integrity by
	automatically rebuilding the data from a
	failed drive to an installed hot spare drive.
	Supports multiple, designated and global
	spares.
Automatic background data	Logical drive is quickly back on-line with
reconstruction when a drive is	minimal user intervention.
replaced
Redundant, hot-swappable cooling	Load sharing and full operation even with
units	multiple failed fans.
N+1 Redundant, hot-swappable	Load sharing and full operation even with a
power supplies	failed power supply.
Redundant Fibre Channel ports (f	Load sharing and full operation even with a
models)	failed FC port.

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