Lucent Technologies DEFINITY Business Communications System And GuestWorks Instructions Manual

DEFINITY® Business Communications System and GuestWorks® Issue 6 
Overview  555-231-208  Issue 1
April 2000
Glossary and Abbreviations 
GL-23  
Multifrequency Compelled (MFC) Release 2 (R2) signaling
A signal consisting of two frequency components, such that when a signal is transmitted from a 
switch, another signal acknowledging the transmitted signal is received by the switch. R2 
designates signaling used in the United States and in countries outside the United States.
multiplexer
A device used to...

DEFINITY® Business Communications System and GuestWorks® Issue 6 
Overview  555-231-208  Issue 1
April 2000
Glossary and Abbreviations 
GL-24  
network interface
 A common boundary between two systems in an interconnected group of systems.
NFAS
See Nonfacility-associated signaling (NFAS)
.
NID
Network Inward Dialing
NM
Network management
node
A switching or control point for a network. Nodes are either tandem (they receive signals and pass 
them on) or terminal (they originate or terminate a transmission...

DEFINITY® Business Communications System and GuestWorks® Issue 6 
Overview  555-231-208  Issue 1
April 2000
Glossary and Abbreviations 
GL-25  
OSI
Open Systems Interconnect
OSS
Operations Support System
OSSI
Operational Support System Interface
OTQ
Outgoing trunk queuing
outgoing gateway
A PBX that routes an incoming call on a trunk administered for Supplementary Services Protocol B 
to a trunk 
not administered for Supplementary Services Protocol B.
P
PACCON
Packet control
packet
A group of bits...

DEFINITY® Business Communications System and GuestWorks® Issue 6 
Overview  555-231-208  Issue 1
April 2000
Glossary and Abbreviations 
GL-26  
PCS
Permanent switched calls
PDM
See processor data module (PDM)
.
PDS
Premises Distribution System
PE
Processing element
PEC
Price element code
PGATE
Packet gateway
PI
Processor interface
PIB
Processor interface board
pickup group
A group of individuals authorized to answer any call directed to an extension within the group.
PKTINT
Packet interface
PLS
Premises...

DEFINITY® Business Communications System and GuestWorks® Issue 6 
Overview  555-231-208  Issue 1
April 2000
Glossary and Abbreviations 
GL-27  
PPM
1. Parts per million
2. Periodic pulse metering
PPN
See processor port network (PPN)
.
PRI
See Primary Rate Interface (PRI)
.
primary extension
The main extension associated with the physical telephone or data terminal.
Primary Rate Interface (PRI)
A standard ISDN frame format that specifies the protocol used between two or more 
communications systems. PRI...

DEFINITY® Business Communications System and GuestWorks® Issue 6 
Overview  555-231-208  Issue 1
April 2000
Glossary and Abbreviations 
GL-28  
PT T
Postal Telephone and Telegraph
public network
The network that can be openly accessed by all customers for local and long-distance calling.
pulse-code modulation (PCM)
An extension of pulse-amplitude modulation (PAM) in which carrier-signal pulses modulated by an 
analog signal, such as speech, are quantized and encoded to a digital, usually binary, format....

DEFINITY® Business Communications System and GuestWorks® Issue 6 
Overview  555-231-208  Issue 1
April 2000
Glossary and Abbreviations 
GL-29  
Redirection on No Answer
An optional feature that redirects an unanswered ringing ACD call after an administered number of 
rings. The call is then redirected back to the agent.
remote home numbering-plan area code (RHNPA)
A foreign numbering-plan area code that is treated as a home area code by the Automatic Route 
Selection (ARS) feature. Calls can be allowed...

DEFINITY® Business Communications System and GuestWorks® Issue 6 
Overview  555-231-208  Issue 1
April 2000
Glossary and Abbreviations 
GL-30  
S
S1
The first logical signalling channel of DCP. The channel is used to provide signaling information for 
DCP’s I1 channel.
S2
The second logical signaling channel of DCP. The channel is used to provide signaling information 
for DCP’s I2 channel.
SABM
Set Asynchronous Balance Mode
SAC
Send All Calls
SAKI
See sanity and control interface (SAKI)
.
sanity and...

DEFINITY® Business Communications System and GuestWorks® Issue 6 
Overview  555-231-208  Issue 1
April 2000
Glossary and Abbreviations 
GL-31  
simulated bridged appearance
The same as a temporary bridged appearance; allows the telephone user (usually the principal) to 
bridge onto a call that had been answered by another party on his or her behalf.
single-carrier cabinet
A combined cabinet and carrier unit that contains one carrier. See also Multicarrier cabinet
.
single-line telephone
A telephone...

DEFINITY® Business Communications System and GuestWorks® Issue 6 
Overview  555-231-208  Issue 1
April 2000
Glossary and Abbreviations 
GL-32  
status lamp
A green light that shows the status of a call appearance or a feature button by the state of the light 
(lit, flashing, fluttering, broken flutter, or unlit).
SVN
Security-violation notification
switch
Any kind of telephone switching system. See also communications system
.
switchhook
The buttons located under the receiver on a telephone....