Lucent Technologies MERLIN LEGEND Release 7.0 Feature Reference page 1021

MERLIN LEGEND Communications System Release 7.0
Feature Reference 555-670-110
Glossary
NI-1 BRI
Non-Local Dial
Plan
Non-Local
Extension
Non-Local User
Non-Satellite
System
O
Off-Hook
Off-Premises
Telephone
Ones Density
On-Hook
OPT
OPX
Out-of-Band
Signaling
National Integrated Services Digital Network 1 Basic Rate
Interface . Type of digital facility that carries the equivalent
of three lines. Two are called B-channels and provide voice
and data communications services. A third D-channel
controls signaling and maintains operations on the
B-channels.
In a system that is part of a private network , list of
extension ranges that the local system references in order
to route non-local intersystem calls via UDP .
In a system that is part of a private network , extension that
is in the non-local dial plan .
In a private network , user who is connected to another
system in the network and not to the local system.
In a private network, 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.
OPT
See .
Requirement for channelized DS1 service to the public
network that prohibits eight consecutive zeros 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.
Issue 1
April 1999
GL-21