Lucent Technologies MERLIN LEGEND Release 5.0 Installation Manual page 344

MERLIN LEGEND Communications System Release 5.0
Installation 555-650-140
Glossary
N
network
network interface
O
off-hook
off-premises
telephone
ones density
on-hook
Configuration of communications devices and soft-
ware connected for information interchange.
Hardware, software, or both that links two systems in
an interconnected group of systems, for example,
between the local telephone company and a PBX.
Telephone is said to be off-hook when the user has
lifted the handset, pressed the Speaker button to
turn on the speakerphone, or used a headset to con-
nect to the communications system or the telephone
network.
See OPT.
Requirement for channelized DS1 service to the
public network that eight consecutive zeroes 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 either to the
communications system or the telephone network.
Issue 1
June 1997
Page GL-29