Lucent Technologies DEFINITY Enterprise Communications Server Release 8.2 Upgrades And Additions Manual

DEFINITY Enterprise Communications Server Release 8.2
Upgrades and Additions for R8r  555-233-115  Issue 1
April 2000
Glossary and Abbreviations 
GL-27  
inside call
A call p lac ed  from one telephone to another within the loc al c ommunic ations system. 
Integrated Services Digital Network (ISDN)
A pub lic  or p rivate network that p rovid es end -to-end  d ig ital c ommunic ations for all servic es to 
whic h users have ac cess by a limited  set of stand ard  multip urp ose user-network interfaces 
d...

DEFINITY Enterprise Communications Server Release 8.2
Upgrades and Additions for R8r  555-233-115  Issue 1
April 2000
Glossary and Abbreviations 
GL-28  
internal measurements
BCMS measurements that are mad e b y the system. ACD measurements that are mad e external to 
the system (via External CMS) are referred  to as external measurements.
in-use lamp
A red  light on a multiap p earanc e voic e terminal that lig hts to show whic h c all ap p earanc e will b e 
selec ted  when the handset is lifted  or...

DEFINITY Enterprise Communications Server Release 8.2
Upgrades and Additions for R8r  555-233-115  Issue 1
April 2000
Glossary and Abbreviations 
GL-29  
K
kHz
Kilohertz
kbps
Kilobits p er sec ond
kbyte
Kilobyte
kg
Kilogram
L
LAN
Loc al area network
LAP-D
Link Ac cess Proced ure on the D-c hannel
LAPD
Link Ac cess Proced ure d ata
LATA
Loc al ac c ess and  transp ort area
lb
Pou nd
LBO
Line buildout
LDN
Listed  d irec tory numb er
LDS
Long-d istanc e service
LEC
Loc al exc hang e c arrier
LED
See  
lig...

DEFINITY Enterprise Communications Server Release 8.2
Upgrades and Additions for R8r  555-233-115  Issue 1
April 2000
Glossary and Abbreviations 
GL-30  
line
A transmission path b etween a c ommunic ations system or CO switching  system and  a voic e 
terminal or other terminal.
line appearance
See  
ap p earanc e.
line buildout
A selec tab le outp ut attenuation is g enerally req uired of DTE eq uipment bec ause T1 c ircuits 
req uire the last sp an to lose 15–22.5 d B.
line port
Hard ware that p rovid...

DEFINITY Enterprise Communications Server Release 8.2
Upgrades and Additions for R8r  555-233-115  Issue 1
April 2000
Glossary and Abbreviations 
GL-31  
main distribution frame (MDF)
A devic e that mounts to the wall inside the system eq uipment room. The MDF p rovid es a 
connec tion p oint from outsid e telep hone lines to the PBX switc h and  to the insid e telep hone 
stations.
main-satellite-tributary
A private network c onfiguration that c an either stand  alone or ac cess an ETN. A main switch 
p...

DEFINITY Enterprise Communications Server Release 8.2
Upgrades and Additions for R8r  555-233-115  Issue 1
April 2000
Glossary and Abbreviations 
GL-32  
MCU
Multip oint c ontrol unit
MDF
Main distribution frame
MDM
Modular data module
MDR
Messag e detail record
MEM
Memory
memory
A devic e into whic h information can be cop ied  and  held , and  from whic h information c an later b e 
ob tained.
memory shadowing link
An op erating -system condition that p rovid es a method for memory-resid ent p rog rams...

DEFINITY Enterprise Communications Server Release 8.2
Upgrades and Additions for R8r  555-233-115  Issue 1
April 2000
Glossary and Abbreviations 
GL-33  
MMCS
Multimed ia Call Server
MMCH
Multimed ia call hand ling
MMI
Multimed ia interfac e
MMS
Material Manag ement Servic es
MO
Maintenanc e ob jec t
modem
A devic e that c onverts d igital d ata sig nals to analog  sig nals for transmission over telep hone 
circuits. The analog  sig nals are converted  b ac k to the orig inal d ig ital data sig nals b y...

DEFINITY Enterprise Communications Server Release 8.2
Upgrades and Additions for R8r  555-233-115  Issue 1
April 2000
Glossary and Abbreviations 
GL-34  
MSG
Messag e servic e
MSL
Material stocking  loc ation
MSM
Mod ular System Manag ement
MSS
Mass storag e system
MSSNET
Mass storag e/network c ontrol
MT
Manag ement terminal
MTDM
Mod ular trunk data mod ule
MTP
Maintenanc e tap e p roc essor
MTT
Multitasking terminal
multiappearance voice terminal
A terminal equipp ed  with several call-ap pearance b...

DEFINITY Enterprise Communications Server Release 8.2
Upgrades and Additions for R8r  555-233-115  Issue 1
April 2000
Glossary and Abbreviations 
GL-35  
N
N+1
Method  of d etermining  redundant b ackup req uirements. Examp le: if four rectifier modules are 
req uired  for a DC-powered  sing le-c arrier c ab inet, a fifth rec tifier mod ule is installed for b ackup.
N x DS0
N x DS0, equivalently referred  to as N x 64 kb ps, is an emerg ing  stand ard  for wid eb and  calls 
sep arate from H0, H11, and...

DEFINITY Enterprise Communications Server Release 8.2
Upgrades and Additions for R8r  555-233-115  Issue 1
April 2000
Glossary and Abbreviations 
GL-36  
NFAS
See  
Nonfac ility-assoc iated  sig naling  (NFAS).
NI
Network interface
NID
Network Inward  Dialing
NM
Network management
NN
National numb er
node
A switc hing or c ontrol p oint for a network. Nod es are either tand em (they rec eive signals and  p ass 
them on) or terminal (they originate or terminate a transmission p ath)....