Abstract
Windowing
Toolkit
(AWT).
A
Java
graphical
user
interface
(GUI).
accelerated
graphics
port
(AGP).
A
bus
specification
that
gives
low-cost
3D
graphics
cards
faster
access
to
main
memory
on
personal
computers
than
the
usual
peripheral
component
interconnect
(PCI)
bus.
AGP
reduces
the
overall
cost
of
creating
high-end
graphics
subsystems
by
using
existing
system
memory.
access
volume.
A
special
logical
drive
that
allows
the
host-agent
to
communicate
with
the
controllers
in
the
storage
subsystem.
adapter.
A
printed
circuit
assembly
that
transmits
user
data
input/output
(I/O)
between
the
internal
bus
of
the
host
system
and
the
external
fibre-channel
(FC)
link
and
vice
versa.
Also
called
an
I/O
adapter,
host
adapter,
or
FC
adapter.
advanced
technology
(AT)
bus
architecture.
A
bus
standard
for
IBM
compatibles.
It
extends
the
XT
bus
architecture
to
16
bits
and
also
allows
for
bus
mastering,
although
only
the
first
16
MB
of
main
memory
are
available
for
direct
access.
agent.
A
server
program
that
receives
virtual
connections
from
the
network
manager
(the
client
program)
in
a
Simple
Network
Management
Protocol-Transmission
Control
Protocol/Internet
Protocol
(SNMP-TCP/IP)
network-managing
environment.
AGP.
See
accelerated
graphics
port
.
AL_PA.
See
arbitrated
loop
physical
address
.
arbitrated
loop.
One
of
three
existing
fibre-channel
topologies,
in
which
2
-
126
ports
are
interconnected
serially
in
a
single
loop
circuit.
Access
to
the
Fibre
Channel-Arbitrated
Loop
(FC-AL)
is
controlled
by
an
arbitration
scheme.
The
FC-AL
topology
supports
all
classes
of
service
and
guarantees
in-order
delivery
of
FC
frames
when
the
originator
and
responder
are
on
the
same
FC-AL.
The
default
topology
for
the
disk
array
is
arbitrated
loop.
An
arbitrated
loop
is
sometimes
referred
to
as
a
Stealth
Mode.
arbitrated
loop
physical
address
(AL_PA).
An
8-bit
value
that
is
used
to
uniquely
identify
an
individual
port
within
a
loop.
A
loop
can
have
one
or
more
AL_PAs.
array.
A
collection
of
fibre-channel
or
SATA
hard
drives
that
are
logically
grouped
together.
All
the
drives
in
the
array
are
assigned
the
same
RAID
level.
An
array
is
sometimes
referred
to
as
a
″
RAID
set.
″
See
also
redundant
array
of
independent
disks
(RAID)
,
RAID
level
.
asynchronous
write
mode.
In
remote
mirroring,
an
option
that
allows
the
primary
controller
to
return
a
write
I/O
request
completion
to
the
host
server
before
data
has
been
successfully
written
by
the
secondary
controller.
See
also
synchronous
write
mode
,
remote
mirroring
,
Global
Copy
,
Global
Mirroring
.
AT.
See
advanced
technology
(AT)
bus
architecture
.
ATA.
See
AT-attached
.
AT-attached.
Peripheral
devices
that
are
compatible
with
the
original
IBM
AT
computer
standard
in
which
signals
on
a
40-pin
AT-attached
(ATA)
ribbon
cable
followed
the
timings
and
constraints
of
the
Industry
Standard
Architecture
(ISA)
system
bus
on
the
IBM
PC
AT
computer.
Equivalent
to
integrated
drive
electronics
(IDE).
auto-volume
transfer/auto-disk
transfer
(AVT/ADT).
A
function
that
provides
automatic
failover
in
case
of
controller
failure
on
a
storage
subsystem.
AVT/ADT.
See
auto-volume
transfer/auto-disk
transfer
.
AWT.
See
Abstract
Windowing
Toolkit
.
basic
input/output
system
(BIOS).
The
personal
computer
code
that
controls
basic
hardware
operations,
such
as
interactions
with
diskette
drives,
hard
disk
drives,
and
the
keyboard.
BIOS.
See
basic
input/output
system
.
BOOTP.
See
bootstrap
protocol
.
bootstrap
protocol
(BOOTP).
In
Transmission
Control
Protocol/Internet
Protocol
(TCP/IP)
networking,
an
alternative
protocol
by
which
a
diskless
machine
can
obtain
its
Internet
Protocol
(IP)
address
and
such
configuration
information
as
IP
addresses
of
various
servers
from
a
BOOTP
server.
bridge.
A
storage
area
network
(SAN)
device
that
provides
physical
and
transport
conversion,
such
as
fibre
channel
to
small
computer
system
interface
(SCSI)
bridge.
bridge
group.
A
bridge
and
the
collection
of
devices
connected
to
it.
broadcast.
The
simultaneous
transmission
of
data
to
more
than
one
destination.
cathode
ray
tube
(CRT).
A
display
device
in
which
controlled
electron
beams
are
used
to
display
alphanumeric
or
graphical
data
on
an
electroluminescent
screen.
client.
A
computer
system
or
process
that
requests
a
service
of
another
computer
system
or
process
that
is
typically
referred
to
as
a
server.
Multiple
clients
can
share
access
to
a
common
server.
command.
A
statement
used
to
initiate
an
action
or
start
a
service.
A
command
consists
of
the
command
name
abbreviation,
and
its
parameters
and
flags
if
174
IBM
TotalStorage
DS4300
Fibre
Channel
Storage
Subsystem:
Installation,
User’s,
and
Maintenance
Guide
Summary of Contents for TotalStorage DS4300 Turbo
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