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switches, hubs do not aggregate
bandwidth. They typically support the
addition or removal of nodes from the
bus while it is operating.
HVD
See
High voltage differential
.
Hyper Text Transfer Protocol (HTTP)
The primary Internet protocol that is used
to connect to most web servers. HTTP
delivers content for web pages or
downloads files.
Hz
Hertz.
I
IBM IBM 3592 Tape Controller Model J70
In the 3953 Tape Frame Model F05, a
device that links the IBM eServer
™
zSeries
server (mainframe host), the L05 Library
Manager, and the tape drives in the
TS4500 tape library.
IBM TS3500 tape library
Also known as the 3584 Tape Library, a
device that can be attached to one or
more supported servers and used to write
data to and from magnetic tape. The
library can include up to 16 frames and
192 drives, and any combination of LTO
tape drives in LTO frames, and 3592 tape
drives in 3592 frames.
IBM TS4500 tape library
Also known as the 3584 tape library, a
device that can be attached to one or
more supported servers and used to write
data to and from magnetic tape. The
library can include up to 4 frames and 64
drives.
IBM TotalStorage Productivity Center (TPC)
A software solution that manages storage
infrastructures in Open Systems
environments.
ID
Identifier.
IEE
See
import/export element
.
IEEA
See
import/export element address
.
IEEE
Institute of Electrical and Electronics
Engineers.
IMC
See
Integrated management console (IMC)
.
import/export element (IEE)
In SCSI terms, an I/O slot.
import/export element address (IEEA)
In SCSI terms, the location of an I/O slot.
independent software vendor (ISV)
A company that makes and sells software
products that run on one or more
computer hardware or operating system
platforms.
initial program load (IPL)
(1) The initialization procedure that
causes an operating system to commence
operation.
(2) The process by which a configuration
image is loaded into storage at the
beginning of a work day or after a system
malfunction.
(3) The process of loading system
programs and preparing a system to run
jobs.
initialize
To format a magnetic tape, write a label
(VOLSER) on the tape, and leave the tape
empty except for the system files that
contain the structure information. All
former contents of the tape are lost.
initializing
The act of performing an inventory on the
TS4500 tape library.
initiator
In SCSI terms, a SCSI device that requests
an I/O process to be performed by
another SCSI device (a target). In many
cases, an initiator can also be a target.
input/output (I/O) station
On the front door of the TS4500 tape
library, two compartments into which you
insert and remove cartridges into and
from the library. Both stations are
accessed by the cartridge accessor.
inrush current
The momentary peak current (in amperes)
into the TS4500 tape library when the ac
line voltage is first applied.
insert
Pertaining to the TS4500 tape library, a
term that is used to describe the act of
putting a tape cartridge into an I/O
station or storage slot.
install
(1) To set up for use or service.
(2) The act of adding a product, feature,
or function to a system or device either
by a singular change or by the addition of
multiple components or devices.
Glossary
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