Hp 3PAR T-Class Storage Systems Manual de usuario Pagina 466

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3PAR InForm Management Console 4.1.0 User’s Guide
466 320-200231 Rev A
H
host: A set of WWNs of the physical ports on a server.
host port: See target port.
I
initiator, initiator port: A port that is connected to a drive cage. Also known as a disk port
because it sends commands to the physical disks.
Internet Storage Name Service: See iSNS
iSCSI adaptor: An iSCSI PCI host bus adapter (HBA) located in a controller node. The
iSCSI adapter connects a controller node to a host.
iSCSI name: A value used to identify iSCSI channel devices on an arbitrated loop.
iSNS: Internet Storage Name Service. Protocol that allows automated discovery,
management, and configuration of iSCSI.
L
LD template: Logical disk template. The template contains a set of logical disk parameters
that can be applied again and again to create logical disks or volumes with the same
characteristics using the InForm Management Console.
logical unit number: See LUN.
LUN: Stands for logical unit number. A number used to access a virtual volume that has
been assigned to a particular host on a particular port. See also export, VLUN, and
VLUN template.
M
Magazine availability: Creates a virtual volume that can tolerate a drive magazine failure
because its RAID sets use chunklets from different drive magazines.
matched-set VLUN template: A rule that allows a particular host connected to a
particular port to see a virtual volume as a specified LUN. See also VLUN template.
Maximum Transmission Unit: See MTU.
mirror: One member of a group of mirrored chunklets, which is also known as a RAID 1
set.
mirror depth: See set size.
mirroring: A data redundancy technique used by some RAID levels and in particular RAID 1
to provide data protection on a storage array.
MTU: Maximum Transmission Unit. The greatest amount of data or "packet" size that can
be transferred in one physical frame on a network.
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