HP Fast Recovery Solution XP SW manual Failover, FRS server, Mirror, Online backup

failover	Process that automatically shifts the workload from one server in a cluster
	to another server in the event of a failure.
FC	Fibre Channel, a fiber optic interconnection standard commonly used for
	storage area networks.
FRS	HP StorageWorks Fast Recovery Solution.
FRS server	The server where copies of the production database are staged and
	managed. The FRS server runs the FRS GUI. Also known as the recovery
	server.
GUI	Graphical User Interface.
HBA	Host bus adapter. The FC interface card that installs in a host to connect the
	host to a fabric SAN.
HWP	Hardware Providers. A collection of software that executes on the host, a bus
	adapter, and the disk array to enable managing and/or copying of array LUNs
	through the Windows OS and applications.
LDEV	Logical device. An LDEV is created when a RAID group is divided into
	pieces according to a selected host emulation mode (that is, OPEN-3,
	OPEN-8, OPEN-9, etc.). The number of resulting LDEVs depends on the
	selected emulation mode. The term LDEV is often used synonymously
	with the term volume.
LUN	Logical unit number. A LUN results from mapping a SCSI logical unit
	number, port ID, and LDEV ID to a RAID group. The size of the LUN is
	determined by the emulation mode of the LDEV, and the number of
	LDEVs associated with the LUN. For example, a LUN associated with two
	OPEN-3 LDEVs has a size of 4,693 MB.
mirror	Synonymous with “clone.”
MSA	HP StorageWorks Modular Smart Array.
online backup	Backup while Exchange services are still running. There is no interruption
	in services for backup.

82 HP StorageWorks EVA Fast Recovery Solution for Windows Server 2003: Administration Guide