convenience
output.
The
term
used
when
unloading
small
numbers
of
tape
cartridges
from
the
tape
library
using
the
convenience
I/O
station.
See
convenience
I/O
station
.
CST.
See
cartridge
system
tape
.
D
DAA.
See
dual
active
accessors
.
database.
A
collection
of
data
that
can
be
accessed
by
a
data
processing
system
for
a
specific
purpose.
demount.
A
host
command
to
unload
a
cartridge
from
a
tape
drive.
DFSMS.
Data
Facility
Storage
Management
Subsystem.
DFSMSdfp
™
.
Data
Facility
Storage
Management
Subsystem
Data
Facility
Product.
DFSMSdss
™
.
Data
Facility
Storage
Management
Subsystem
Data
Set
Services.
DFSMShsm
™
.
Data
Facility
Storage
Management
Subsystem
Hierarchical
Storage
Manager.
DFSMSrmm.
Data
Facility
Storage
Management
Subsystem
Removable
Media
Manager.
disk
drive.
See
hard
disk
.
diskette.
A
thin,
flexible
magnetic
disk
and
a
protective
jacket,
in
which
the
disk
is
permanently
enclosed.
Contrast
with
hard
disk
.
dual
active
accessors.
A
feature
that
allows
both
cartridge
accessors
to
be
active
at
the
same
time.
dump.
To
record
data,
at
a
particular
instant,
for
the
purpose
of
safeguarding
or
analyzing.
E
E1.
Enterprise
Format
1
recording
technology.
The
performance
and
capacity
format
used
by
the
3592
Model
J1A
Tape
Drive
and
the
3592
Model
E05
Tape
Drive
when
emulating
Model
J1A.
E2.
Enterprise
Format
2
recording
technology.
The
performance
and
capacity
format
used
by
the
native
3592
Model
E05
Tape
Drive
to
record
at
increased
density.
E3.
Enterprise
Format
3
recording
technology.
The
performance
and
capacity
format
used
by
the
native
3592
Model
E06
Tape
Drive
to
record
at
increased
density.
EASH.
See
ethernet-attached
serial
hub
.
ECCST.
See
enhanced
capacity
cartridge
system
tape
.
EEDK.
Externally
Encrypted
Data
Key.
A
Data
Key
that
has
been
encrypted
(wrapped)
by
a
Key
Encryption
Key
prior
to
being
stored
in
the
data
cartridge.
See
KEK.
EFMT1.
Enterprise
Format
1
recording
technology.
See
E1.
EFMT2.
Enterprise
Format
2
recording
technology.
See
E2
EFMT3.
Enterprise
Format
3recording
technology.
See
E3
EHPCT.
See
extended
high
performance
cartridge
tape
.
EKM.
See
encryption
key
manager.
.
eject.
The
operation
of
moving
a
cartridge
to
an
output
station
in
the
tape
library.
Contrast
with
insert
.
emergency
power
off.
A
switch
that
removes
all
power
from
the
equipment
in
the
3494
Tape
Library
but
does
not
affect
power
to
lighting
circuits.
enable.
To
provide
the
means
or
opportunity.
The
modification
of
system,
control
unit,
or
tape
drive
action
through
the
change
of
a
software
module
or
a
hardware
switch
(circuit
jumper)
position.
encryption.
The
conversion
of
data
into
a
cipher.
A
key
is
required
to
encrypt
and
decrypt
the
data.
Encryption
provides
protection
from
persons
or
software
that
attempt
to
access
the
data
without
the
key.
encryption
key
manager.
The
IBM
Encryption
Key
Manager
component
for
the
Java
platform
is
a
Java
software
program
that
assists
IBM
encryption-enabled
tape
drives
in
generating,
protecting,
storing,
and
maintaining
encryption
keys
that
are
used
to
encrypt
information
being
written
to,
and
decrypt
information
being
read
from,
tape
media
(tape
and
cartridge
formats).
EKM
operates
on
z/OS
®
,
i5/OS
®
,
AIX,
Linux,
HP-UX,
Sun
Solaris,
and
Windows,
and
is
designed
to
be
a
shared
resource
deployed
in
several
locations
within
an
Enterprise.
EKM
is
capable
of
serving
numerous
IBM
encrypting
tape
drives,
regardless
of
where
those
drives
reside
(for
example,
in
tape
library
subsystems,
connected
to
mainframe
systems
through
various
types
of
channel
connections,
or
installed
in
other
computing
systems.)
enhanced
capacity
cartridge
system
tape.
Cartridge
system
tape
with
increased
capacity
that
can
be
used
only
with
3490E
enhanced
capability
models.
Visually
identified
by
a
two-tone
cartridge
case.
Enterprise.
An
automated
tape
library
consisting
of
mechanical
components,
cartridge
storage
frames,
IBM
tape
subsystems,
and
controlling
hardware
and
556
3494
Tape
Library
Operator
Guide
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Summary of Contents for TotalStorage 3494 Tape Library
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