gigabit ethernet
A version of ethernet that supports data transfer speeds of 1 gigabit per
second. The cables and equipment are very similar to previous ethernet
standards.
GUI
graphical user interface
H
HA
High availability.
half-duplex
Transmission of data in just one direction at a time. For example, a
walkie-talkie is a half-duplex device because only one party can talk at a
time.
HBA
See host bus adapter.
host
One or more host bus adapter (HBA) world wide names (WWN).
host bus adapter (HBA)
One or more dedicated adapter cards that are installed in a host, have
unique WWN addresses, and provide Fibre Channel I/O connectivity to
storage systems, typically through Fibre Channel switches. Unlike
general-purpose Ethernet adapters, which handle a multitude of network
protocols, host bus adapters are dedicated to high-speed block transfers
for optimized I/O performance.
host I/O module
I/O module for the controller box . The host I/O module provides interface
functions for the host.
I
I/O
input/output
198 Glossary
Hitachi Virtual Storage Platform G1000, G1500, and Virtual Storage Platform F1500 Hardware Guide
To Next Page
Loading...
