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Hitachi STORAGE 9900 User Manual

Page 72

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Gigabit Ethernet

Provides a standard that supports data transfer at 1000Mbit/sec. Gigabit Ethernet is
also called 1000BaseT Category 5 (copper wire) or 1000BaseX (fiber optic). There is a
10,000BaseT version of the Ethernet standard that will be widely available by early
2003.

GUI

GUI is an acronym that refers to a Graphical User Interface, which is the software that
controls the screen presented to a user in a computer application.

HARBOR

®

File Level Backup/Recovery with Lightning 9900

V Series Agent

Harbor File Level Backup/Recovery (HBR) is a software utility offered by Tantia
Technologies

®

that provides for network or channel-based backup/restore of open

systems client files to an IBM

®

OS/390

®

host using a common graphical user interface.

Online, nondisruptive backup/recovery of popular database, mail, and enterprise
resource planning (ERP) applications are optional. Client support is available for
Microsoft

®

Windows

®

, IBM OS/2

®

, UNIX

®

, Novell

®

NetWare

®

, and HP

®

VMS

®

host

platforms. High-speed data transfer is also available using Hitachi RapidXchange

and

other channel-based technologies.

HARBOR File Transfer

This software utility provides automatic, reliable, and secure data transfer between
OS/390 and open systems hosts using high-speed ESCON

®

/ FICON

channels or

network communications. It can be thought of as a very-high-speed FTP that does not
use a network. High performance is enabled by allowing multiple file transfers to run
concurrently. Reliability is enhanced with retry logic, alternate path routing, and restart
from point of failure. Ease of use is provided by a Sun

Java

client interface, a system

monitor, scheduling support, and remote control of client functions from OS/390.

HDD

High-density disks. Used in the Hitachi Freedom Storage

Lightning 9900

V Series

systems.

HDmS

The Hitachi Data Systems Migration Service (HDmS) is a Hitachi Data Systems
Global Solutions Service that helps users migrate data from existing systems to newly
installed systems while minimizing the impact on mission-critical applications. HDmS
features a four-phase approach that includes assessment, planning, migration, and post-
migration support.

Hitachi CruiseControl

CruiseControl automatically monitors, analyzes, and moves logical volumes to eliminate
“hot spots” within a Lightning 9900 V Series storage system and provides load
balancing to maintain predetermined performance levels.

Hitachi Data Sy s t e m s

62