Lucent Technologies MERLIN LEGEND 6 System Manager's Manual page 444

MERLIN LEGEND Communications System Release 6.0
System Manager's Guide 555-660-118
Glossary
non-satellite
system
O
off-hook
off-premises
telephone
ones density
on-hook
OPT
OPX
out-of-band
signaling
P
parity
PassageWay
Direct Connection
Solution
PBX
PC
PCMCIA memory
card
In a private network, a communications system that is
directly connected to and located more than 200 miles from
the local system.
Telephone is said to be off-hook when the user has lifted
the handset, pressed the Speakerphone button to turn on
the speakerphone, or used a headset to connect to the
communications system or the telephone network.
See OPT .
Requirement for channelized DS1 service to the public
network that eight consecutive zeros cannot occur in a
digital data stream.
Telephone is said to be on-hook when the handset is hung
up, the speakerphone is turned off, and the user is not
using a headset to connect to the communications system
or the telephone network.
(off-premises telephone) Single-line telephone or other
tip/ring device connected to the system via a 008 OPT
module in the control unit. Appears as an inside extension
to the system, but may be physically located away from the
system.
(off-premises extension)
Signaling that uses the same path as voice-frequency
transmission and in which the signaling is outside the band
used for voice frequencies.
The addition of a bit to a bit string so that the total number
of ones is odd or even, used to detect and correct
transmission errors.
Set of software applications that provides an interface
between a personal computer and an MLX telephone.
(private branch exchange) Local electronic telephone
switch that serves local stations (for example, extensions
within a business) and provides them with access to the
public network.
personal computer
(Personal Computer Memory Card International
Association memory card) See memory card .
Issue 1
February 1998
Page GL-20