.SAN design reference guide Vol. 1-5 785350-001

GBIC Gigabit interface converter. A hardware module that connects fiber optic cables to a device and
converts electrical signals to optical signals.
GLM Gigabit link module. A 1 Gb/s fiber optic transceiver.
GPS General-purpose server.
H
H-series Fibre Channel switches manufactured for HP by QLogic.
HA High availability. The relative ability of a system to operate continuously, regardless of the type
of failure.
HACMP/ES High Availability Cluster Multiprocessing/Enhanced Scalability.
HBA Host bus adapter. A hardware device that connects the host server to the fabric.
heterogeneous A mixed environment that incorporates different operating systems, protocols, architectures, and
equipment from different vendors or product families.
high availability See HA.
HLDM Hitachi Dynamic Link Manager.
hop An interswitch link between a pair of Fibre Channel switches.
host bus adapter See HBA.
HP Network
Advisor
Host-based application that centralizes fabric management.
HP P6000
Continuous Access
An HP storage product consisting of two or more EVA storage arrays performing disk-to-disk
replication, and a management user interface that facilitates configuring, monitoring, and
maintaining replication on the storage systems.
HP P9000 (XP)
Continuous Access
An HP storage product consisting of two or more XP disk arrays performing disk-to-disk replication,
and a management user interface that facilitates configuring, monitoring, and maintaining
replication of the storage systems.
HTTPS Hypertext Transfer Protocol over Secure Socket Layer.
I
ICL Inter-chassis link. A feature that provides dedicated high-bandwidth links between two DC SAN
Backbone Director chassis.
IEEE DCB Data Center Bridging. A Cisco unified fabric product with proprietary features.
iFCP Internet Fibre Channel Protocol.
IFL Inter-fabric link. A pair of switches that provide redundant paths between fabrics.
IFR Inter-fabric routing. A feature used to enable device sharing across Virtual Fabrics or VSANs.
IFZ Inter-fabric zone. A component in inter-fabric routing that contains exactly three WWN members:
the local device, the remote device, and the TR_Port attached to the remote fabric.
IIAS Intelligent Infrastructure Analyzer Software.
iLO Integrated Lights Out. An HP ProLiant Storage Server connectivity feature.
in-band
communication
Communication through the same communications channel as the operational data.
INCITS International Committee for Information Technology Standards.
interswitch link See ISL.
IOA IO Accelerator.
IOAME I/O adapter module enclosure.
IOS Internetwork Operating System (Cisco).
IPS C-series Internet Protocol Storage Services Module.
IPsec Internet Protocol Security. A method of data encryption.
IQN iSCSI Qualified Name.
412 Glossary