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Information
System
Abbreviations
A30828-X1150-A200-2-7635
2 A30828-X1150-A200-2-7635
Abbreviations InformationSystem
Trademarks:
All designations used in this document can be trademarks, the use of which by third parties for theirown purposes could violate the rights of their owners.
Copyright (C) Siemens AG 2000
Issued by the Information and Communication Networks GroupHofmannstraße 51D-81359 München
Technical modifications possible.Technical specifications and features are binding only insofar asthey are specifically and expressly agreed upon in a written contract.
A30828-X1150-A200-2-7635 3
InformationSystem
Abbreviations
This document consists of a total of 89 pages. All pages are issue 2.
Contents
1 How to use . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
2 Abbreviations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
4 A30828-X1150-A200-2-7635
Abbreviations InformationSystem
A30828-X1150-A200-2-7635 5
InformationSystem
Abbreviations
1 How to useThis abbreviation list contains all the standard abbreviations. In cases where more de-tailed explanations exist for individual abbreviations, these can be found in the glossaryand can be accessed directly from this document via hyperlink.
A B C D E F G H I J K L MN O P Q R S T U V W X Y Z
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Abbreviations InformationSystem
A30828-X1150-A200-2-7635 7
InformationSystem
Abbreviations
2 AbbreviationsA
AAA
AAL5
AAOC
ABBD
ABIR
ABM
ABR
AC
ACC
ACCG
ACD
ACF
ACIS
authentication, authorization, accounting
asynchronous transfer mode adaptation layer, type 5
automatic announcement of charges
abbreviated dialing
attendant barge-in rejection
ATM buffer manager
answer bit rate
authentication center
automatic congestion control
ASN controller and clock generator
automatic call distribution
admission confirm
ATM communication interface simulator
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Abbreviations InformationSystem
ACM
ACP
ACR
ACS
ACSE
ADC
ADL
ADMOSS
ADPCM
ADS
ADSL
ADSS
AEF
AEQ
AET
address complete message
access control protocol
anonymous call rejection
alarm call service
association control service element
accounting data collector and converter
allocation data loader
Advanced Multifunctional Operator Service System
adaptive differential pulse code modulation
alarm data service
asymmetric digital subscriber line
advanced subscriber service
address extension field
Application Entity Qualifier
application entity title
A30828-X1150-A200-2-7635 9
InformationSystem
Abbreviations
AFI
AFS
AIS
ALCM
ALEX
ALEXCP
ALI
ALIB
ALINA
ALP
AMA
AMP
AMPC
AMX
AMXA
authority format identifier
automatic feature subscription
alarm indication signal
alarm collecting module
external alarm set
processor for external alarm set
alarm indication module for MPU version B and C
alarm line interface type B
Administration of Language Data for Individual Announcements
ATM layer processor
automatic message accounting
ATM bridge processor
ATM bridge processor type C
ATM multiplexer
ATM multiplexer, type A
10 A30828-X1150-A200-2-7635
Abbreviations InformationSystem
AMXE
AN
ANSI
AO/DI
AOC
AOP
APDU
API
APS
APT
AR
ARJ
ARP
ARQ
ATM multiplexer, type E
access network
American National Standards Institute
always on / dynamic ISDNalways on / dynamic ISDN
advice of charge
ATM-OA&M-processor
application protocol data unit
application program interface
application program system
Application Process Title
automatic recall
admission reject
address resolution protocol
admission request
A30828-X1150-A200-2-7635 11
InformationSystem
Abbreviations
ASCII
ASIC
ASN
ASR
ASU
ATB
ATE
ATE:T
ATE:TM
ATM
ATM230
ATM25
ATMDD
ATME2
American Standard Code of Information Interchange
application specific integrated circuit
ATM switching network
answer-seizure rate
access switching unit
all trunks busy
automatic test equipment
automatic test equipment for trunks
automatic test equipment for transmission measuring
asynchronous transfer mode
ATM interface module
asynchronus transfer mode, 25 Mbit/s
ATM device driver
automatic transmission measuring and signaling test equipment for international tele-phone trunks
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Abbreviations InformationSystem
ATO
ATOP
ATT
AU
AUC
AUEP
AWS
B
B-RAS
B:CCNC
B:CCNP
B:CMY
B:CPI
B:MBG
automatic turn-on
automatic operator
attenuation unit
answer unit
authetication center
audit endpoint messages
announcement workstation
broadband remote access server
bus system between coordination processor and common channel signaling networkcontrol
bus system between CPI, message handler for signaling management processor andsignaling periphery adapter
bus system for common memory
bus system for coordination processor interface
bus system between coordination processor and message buffer group
A30828-X1150-A200-2-7635 13
InformationSystem
Abbreviations
B:SILT
B:SIMP
BA
BACP
BAM
BAP
BAPM
BAPS
BC
BCMY
BCSS
BCT
BCU
BD
bus system for signaling link terminal
bus system for signaling management processor
basic access
bandwidth allocation control protocol
bit serial access processor for connection to multi-processorBit-serial Asynchronous Multipoint Line Protocol
base processor
base processor, master
base processor, spare
backup client
bus to common memory
basic configuration and system setup
Basic Craft Terminal
bus control unit
bus distributor
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Abbreviations InformationSystem
BDB
BDC
BDCG
BDCG24
BDE
BERC
BERM
BHCA
BIB
BICC
BIOS
BMML
BRI
BSN
BSS
bus distributor basic module for DLU
Backup Domain Controller
bus distributor module with clock generator for DLU
bus distributor module with clock generator for DLU, 1544 kbit/s
bus distributor extension module for DLU
bit error ratio counting
bit error measurement
busy hour call attempts
backward indicator bit
bearer independent call control
basic Input/Output System
basic man-machine language
basic rate interface
backward sequence number
base station system
A30828-X1150-A200-2-7635 15
InformationSystem
Abbreviations
BW
C
CA
CAA
CAC
CALLP
CALP
CALR
CAMA
CAP
CAS
CATCODE
CC
CCBS
bothway
communication area
communication access analog
carrier access code
call processing
called line identification presentation
called line identification restriction
centralized automatic message accounting
call processor
central application serverchannel associated signaling
customer access treatment code
customer care
call completion to busy subscriber
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Abbreviations InformationSystem
CCF
CCG
CCGA
CCGB
CCGC
CCGD
CCGE
CCIB
CCIBI
CCIBU
CCITT
CCNC
CCNP
CCNR
CCS7
call control function
central clock generator
central clock generator, type A
central clock generator, type B
central clock generator, type C
central clock generator, type D
central clock generator, type E
call completion Internet busy
call completion Internet busy, imediate
call completion internet busy, user controled
International Telegraph and Telephone Consultative Committee
common channel signaling network control
common channel signaling network processor
call completion on no reply
Common Channel Signaling System No. 7
A30828-X1150-A200-2-7635 17
InformationSystem
Abbreviations
CD
CD-ROM
CDD
CDEX
CDR
CDS
CE
CENTREX
CEPT
CES
CF
CFALD
CFAN
CFBS
call deflectioncollision detection bus
Compact Disc - Read-Only Memory
call divergence destination
clock distributor external
call detail recordcommunication data record
call distribution system
conference equipment
Central Office Exchange Service
European Conference of Post and Telecommunication Administrations
circuit emulation service
call forwarding
Call forwarding in case of all lines disturbed
call forwarding to any number
call forwarding on busy
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Abbreviations InformationSystem
CFCO
CFFA
CFGA
CFNR
CFO
CFU
CFVMS
CG
CG/MUX
CG:DIU24
CGI
CGSM
CH
CHAP
CHILL
call forwarding controlled by operator
call forwarding to a fixed announcement
call forwarding to a group of announcements
call forwarding on no reply
call forwarding to an operator
call forwarding unconditional
call forwarding to a voice mail service
clock generator
clock generator and multiplexer for message buffer
clock generator for DIU24
common gateway interface
clock generator and signal multiplexer
call hold
callenge handshake authentication protocol
CCITT high level programming language
A30828-X1150-A200-2-7635 19
InformationSystem
Abbreviations
CHR
CI
CIC
CIN
CK
CLI
CLIP
CLIPCW
CLIR
CM
CMD
CMIP
CMISE
CML
CMP
channel register
common interface
circuit identification code
Card identification number
check bit
calling line identification
calling line identification presentation
calling line identification presentation on call waiting
calling line identification restriction
control memory
command
common management information protocol
common management information service statement
Command Manual
communication management processor
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Abbreviations InformationSystem
CMS
CMY
CMYM
CN
CNIP
CNIR
CNP
COC
CODEC
COFIP
COLP
COLR
CONP
CONR
Citrix Metaframe Server
common memory
common memory module
control net (DLUP/IOP-SLM)
calling name identification presentation
calling name identification restriction
control network processor
Center of Competencecross-office check
coder/decoder
command file processor
connected line identification presentation
connected line identification restriction
connected name identification presentation
connected name identification restriction
A30828-X1150-A200-2-7635 21
InformationSystem
Abbreviations
CORBA
COTU
COU
COUB
COUC
CP
CP113C/CR
CP113CR
CP113D
CPCI
CPE
CPI
CPM
CPU
common object request broker architecture
central office terminal unit
conference unit
conference unit, module B
conference unit, module C
coordination processor
coordination processor 113C/CR
coordination processor 113CR
coordination processor 113D
compact PCI
customer premises equipment
coordination processor interface
communication processor, module
call pick upcentral processing unit
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Abbreviations InformationSystem
CR
CRC
CRES
CRM
CRP
CS
CSS
CSV
CT
CTC
CTI
CTM
CTS
CUG
code receiver
cyclic redundancy check
code receiver, echo suppressor
customer relationship managementmultifrequency code receiver
code receiver for pushbutton dialing
communication server
cascading style sheet
Comma Separated Values
Craft Terminal
continuity check
computer telephony integration
cordless telephone mobility
Coinbox telephone service
closed user group
A30828-X1150-A200-2-7635 23
InformationSystem
Abbreviations
CW
CWD
CWI
CWIB
D
DAS
DAT
DB
DBM
DBMS
DC
DCC
DCCCE
DCCCR
DCCDC
call waiting
call waiting deluxe
call waiting Internet
call waiting Internet busy
digital announcement system
Digital Audio Tape
database
database management
database management system
direct current
direct current converter
direct current converter, module CE
direct current converter, module CR
direct current converter, module DC
24 A30828-X1150-A200-2-7635
Abbreviations InformationSystem
DCCDD
DCCDF
DCCDK
DCCDM
DCCDN
DCCMS
DCE
DCF
DCN
DCOM
DCP
DCR
DCRA
DCRB
DCRC
direct current converter, module DD
direct current converter, module DF
direct current converter, module DK
direct current converter, module DM
direct current converter, module DN
direct current converter, module MS
data communication equipment
default call forwarding if busy or no reply
data communication network
distributed component object model
data communication processor
digital code receiver
digital code receiver, module A
digital code receiver, module B
digital code receiver, module C
A30828-X1150-A200-2-7635 25
InformationSystem
Abbreviations
DCT
DCW
DDF
DDI
DEC120
DECT
DEPAS
DES
DESA
DESB
DHCP
DIP
DIU
DIU:LDIB
DIU:LDID
D channel tapping
distinctive call waiting
digital distribution frame
direct dialing-in
digital echo compensation 120
Digital European Cordless Telephone
debug and patch system
digital echo suppressor
digital echo suppressor, module A
digital echo suppressor, module B
dynamic host configuration protocol
dual inline package
digital interface unit
digital interface unit for local DLU interface, module B
digital interface unit for local DLU interface, module D
26 A30828-X1150-A200-2-7635
Abbreviations InformationSystem
DIU:LDIM
DIU120A
DIU24
DIU24D
DIU30
DIU30D
DIU30F
DIUD
DIUDC
DIUDD
DLC
DLL
DLU
DLUA
DLUB
digital interface unit for local DLU interface, module M
digital interface unit, 4 x 2048 kbit/s, module A
digital interface unit, 1544 kbit/s
digital interface unit, 1544 kbit/s, module D
digital interface unit, 2048 kbit/s
digital interface unit, 2048 kbit/s, module D
digital interface unit, 2048 kbit/s, module F
digital interface unit for DLU
digital interface unit for DLU, 2048 kbit/s, module C
digital interface unit for DLU, 1544 kbit/s, module D
data link control
Dynamic link library
digital line unit
digital line unit, type A
digital line unit, type B
A30828-X1150-A200-2-7635 27
InformationSystem
Abbreviations
DLUC
DLUD
DLUG
DLUP
DLUS
DLUV
DMA
DMBU
DMCH
DN
DND
DNOBS
DNP
DNS
DoD
control for DLU
digital line unit, type D
digital line unit, type G
DLU processor
digital line unit system
DLU for V5.1 interfaces
direct memory access
destination message buffer unit
destination message channel
directory number
do not disturb
directory number observation
directory number portability
Domain Name System
Department of Defense
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Abbreviations InformationSystem
DPBX
DPC
DPNSS1
DPRAM
DR
DRAM
DSB
DSL
DSLAM
DSP
DSS1
DTD
DTE
DTMF
digital private branch exchange
destination point code
digital private network signaling system no. 1
dual port random access memory
distinctive ringing
dynamic random access memory
digital switchboard
digital subscriber line
digital subscriber line access modul
digital signal processordomain specific part
digital subscriber signaling system no. 1
Document Type Definition
data terminal equipment
dual-tone multi-frequency
A30828-X1150-A200-2-7635 29
InformationSystem
Abbreviations
E
E.164
E2V
EAI
EBCDIC
EC
ECA
ECB
ECC
ECS
ECT
EDC
EDI
EEPROM
numbering scheme of PSTN/ISDN
e-mail to VoXML converter
external alarm interface
Extended binary coded decimal interchange codeextended binary coded decimal interchange code
echo compensator
external control application
end-customer billing
error correcting code
emergency call service
explicit call transfer
error detection and correction
Electronic data interchange
electrically-erasable programmable read-only memory
30 A30828-X1150-A200-2-7635
Abbreviations InformationSystem
EIR
EL:R
EM
EMML
EMS
EMSP
EMU
ENM
EP:DF
EPROM
EQN
ESF
ESU
ETE
ETEAE
equipment identification register
equipment list for rack
external memory
extended man machine language
element management system
emergency service equipment for pushbutton subscribers of DLU
equalization memory unit
EWSD NetManager
equipment plan for distribution frame
erasable programmable read only memory
equipment number
extended super frame
external service unit
external test equipment
end-to-end test equipment, answer equipment
A30828-X1150-A200-2-7635 31
InformationSystem
Abbreviations
ETP
ETR
ETS
ETSI
EWI
EWSD
F
F:CMY
F:CR
F:CRES
F:DEV(E)
F:DEV(F)
F:DLU(A)
F:DLU(B)
F:DLU(C)
Empty Transport Provider
easy- to-reach
external test system
European Telecommunications Standards Institute
e-mail waiting indication
Digital Electronic Switching System
module frame for common memory
module frame for code receiver
module frame for code receiver, echo suppressor
module frame for devices, type E
module frame for devices, type F
module frame A for DLU
module frame B for DLU
module frame C for DLU
32 A30828-X1150-A200-2-7635
Abbreviations InformationSystem
F:DLU(D)
F:DLU(E)
F:DLU(F)
F:DLU(G)
F:DLUV(A)
F:IOP0/1
F:IOP2/3
F:LTGB
F:LTGB:OSS
F:LTGC
F:LTGF
F:LTGG
F:LTGG:OSS
F:LTGH
F:LTGM
module frame D for DLUB
module frame E for DLUB
module frame F for DLUB
module frame G for DLUD
module frame A for DLUV
module frame for input/output processor 0/1
module frame for input/output processor 2/3
module frame for LTGB
module frame for LTGB:OSS
module frame for LTGC
module frame for LTGF
module frame for LTGG
module frame for LTGG:OSS
module frame for LTGH
module frame for LTGM
A30828-X1150-A200-2-7635 33
InformationSystem
Abbreviations
F:MB/CCG(B)
F:PBC
F:PIOP(A)
F:PIOP(B)
F:SMSC
F:SMSC(C)
F:SN
F:SSG
F:SYPC(A)
F:TSG
FAI
FAIO
FAIS
FALC
FAS
module frame B for MB and CCG
module frame for processors, common memory bus and common memory
module frame for input/output processors, type A
module frame for input/output processor, type B
module frame for SN, MB, SYPC and CCG
module frame C for SN, MB and SYCR
module frame for switching network
module frame for space stage group
module frame A for SYPC
module frame for time stage group
facility input
facility input by operator
facility input by subscriber
framinig and life interface component
frame alignment signal
34 A30828-X1150-A200-2-7635
Abbreviations InformationSystem
FAU
FC
FCOFF
FCS
FDC
FDDI
FEPROM
FH
FHMA
FIB
FIFO
FIR
FISU
FITL
FMA
facility usage
fault clearance
feature control offline
frame check sequence
fixed destination call
fiber distributed data interface
flash EPROM
frame handler
frame handler, module A
forward indicator bit
first in/first out memory
facility input recording
fill-in signal unit
fiber in the loop
feature programmable modem, type A
A30828-X1150-A200-2-7635 35
InformationSystem
Abbreviations
FMB
FMTU
FOI
FoIP
FOT
FOTE
FOTX
FPGA
FR
FS
FSN
FSRAM
FSU
FT
frame mark bit
function test module for test unit
fax over Internet
fax over Internet protocol
fiber optic transceiver
fiber optic transceiver, type E (30 Mbit/s)
fiber optic transceiver, type X (207 Mbit/s)
field programmable gate array
frame relay
file serverframe signal
forward sequence number
fast static random access memory
fast system upgrade
file transfer
36 A30828-X1150-A200-2-7635
Abbreviations InformationSystem
FTAM
FTAM IID
FTEM
FTNEA
FTNEA IID
FTP
FTP IID
G
GBF
GCG
GCG:LTG
GCG:LTGY
GCGR
GCOS
GCS
file transfer, access and management
File Transfer Access and Management Initialization Identifier
function test module for SLM for DLU
file transfer with network architecture protocol
File Transfer via Network Architecture Initialization Identifier
file transfer protocol
File Transfer Protocol Initialization Identifier
generation busy flag
group clock generator
group clock generator for line/trunk group
group clock generator for line/trunk group, module Y
group clock generator R
group class of service
generation compatibility sign
A30828-X1150-A200-2-7635 37
InformationSystem
Abbreviations
GeoCENTREX
GFR
GK
GMSC
GP
GPL
GPLC
GPLD
GPLS
GPLSC
GPLSD
GPN
GPS
GS
GSC
Central Office Exchange Service
general facility reset
gatekeeper
gateway mobile service switching center
group processor
group processor for LTG
group processor for LTGM 16 MB
group processor for LTGM 32 MB
group processor for LTGM with SILC function
group processor for LTGM with SILC function 16 MB
group processor for LTGM with SILC function 32 MB
group processor N for LTG
global positioning system
group switch
group switch control
38 A30828-X1150-A200-2-7635
Abbreviations InformationSystem
GSL
GSM
GT
GTT
GUI
GW
H
H.323
HAS
HDLC
HDSL
HECO
HLR
HPDB
group switch and link interface unit
global system for mobile communicationsgroup switch for LTGM
global title
global title translation
graphical user interface
gateway
multimedia standard (ITU)
home agent server
high-level data link control
high-rate digital subscriber line
HTTP extended command manager
home location register
high performance database
A30828-X1150-A200-2-7635 39
InformationSystem
Abbreviations
HSI
HSL
HTI
HTML
HTR
HTRC
HTTP
HTTPS
HWC
I
I/O
IACAMA
IACHASTA
IAD
IAM
high-speed serial interface
high-speed signaling link
host timeslot interchange
Hyper Text Markup Language
hard to reach
hard to reach control
hypertext transfer protocol
hyper text transfer protocol secured
hardware controller
input/output
Inter-administration charging AMA
inter-administration charging and statistics
inter access device
initial address message
40 A30828-X1150-A200-2-7635
Abbreviations InformationSystem
IAP
IARA
IARAMA
IARMET
IARSTAT
ICA
ICB
ICCS
ICN
ID
IDB
IDI
IDP
IEEE
Internet access provider
inter-administration revenue accounting
IARA with AMA data
IARA with meters
inter-administration revenue accounting and statistics
internal control application
incoming call barringInter-carrier billing
integrated communication cabling system
internal communication network
identification
Interactive Document Browser
initial domain identifier
initial dedection point
Institute for Electrical and Electronics Engineers
A30828-X1150-A200-2-7635 41
InformationSystem
Abbreviations
IETF
IID
IIS
ILTF
IMA
IMSI
IN
INAP
INDAS
IOC
IOC:CPI
IOP
IOP:AUC
IOP:DLUC
IOP:LAU
Internet engineering task force
Initialization Identifier
Internet information server
Integrated Line Test Function
inverse multiplexing over ATM
international mobile subscriber identity
intelligent network
IN application part
Individual Digital Announcement System
input/output control
input/output control for coordination processor interface
input/output processor
input/output processor for authentication center
input/output processor for DLUC
input/output processor for line adaptation unit
42 A30828-X1150-A200-2-7635
Abbreviations InformationSystem
IOP:MB
IOP:SCDP
IOP:SCDV
IOP:SCDX
IOP:TA
IOP:UNI
IOPC
IP
IPC
IPI
IPoP
IPSEC
IPUI
IR
input/output processor for message buffer
input/output processor for serial data communication devices BX.25/X.25 protocol
input/output processor for serial data communication devices V.24/V.28
input/output processor for serial data communication devices X.21/V.11
input/output processor for time and alarms
input/output processor unified for O&M devices
input/output processor, control for message buffer B
intelligent peripheralInternet protocol
interprocessor communication
ISUP preference indicator
integrated point of presence
IP secure
international portable user identity
international roaming
A30828-X1150-A200-2-7635 43
InformationSystem
Abbreviations
IRAM
IRQ
ISAM
ISCI
ISDH
ISDN
ISDN-BA
ISDN-PA
ISDN-PRI
ISL
ISO
ISP
ISR
ISS
random access memory, input
Interrupt Request
index sequential access method
subscriber controlled input via Internet
integrated synchronous digital hierarchy
integrated services digital network
ISDN basic access
ISDN primary rate access
ISDN primary rate interface
integrated service logic
International Organization for Standardization
intermediate service partInternet service provider
interrupt service routines
internet supplementary services
44 A30828-X1150-A200-2-7635
Abbreviations InformationSystem
ISUP
IT
ITP
ITPM
ITU
ITU-T
IVoI
IVPS
IVR
IWTGR
IWTR
IWU
L
L2TP
ISDN user part
information technology
internal transport protocol
ITP maintenance
International Telecommunication Union
Telecommunication Standardization Sector of International Telecommunication Union
improved voice over Internet
integrated voice processing system
interactive voice response
interworking trunk group
interworking trunk
interworking unit
layer 2 tunneling protocol
A30828-X1150-A200-2-7635 45
InformationSystem
Abbreviations
LAC
LAMA
LAN
LAPB
LAPD
LAU
LAUB
LAUC
LC
LCLK
LCMM
LCMP
LCP
LCSP
L2TP access concentratorlocal area code
local automatic message accounting
local area network
link access procedure for B channel
link access procedure for D channel
line adaptation unit
link adaptation unit, module B
link adaptation unit, module C
large conferenceline circuitline connections
line clock
line and circuit measuring module
line and circuit processor
line card processor
line and circuit signal processor
46 A30828-X1150-A200-2-7635
Abbreviations InformationSystem
LCT
LCUB
LDAP
LDB
LDI
LDIMX
LE
LED
LFS
LH
LI
LIC
LIO
LIS
LIU
Local Craft Terminal
line control unit, module B
lightweight directory access protocol
local database
local DLU interface
local DLU interface multiplexer
local exchange
light-emitting diode
line frame signal
line hunting
length indicator
line interface card
logical input/output
link interface module between TSG and SSG
link interface unit between LTG and SN
A30828-X1150-A200-2-7635 47
InformationSystem
Abbreviations
LL
LMCM
LMP
LMY
LNP
LNS
LRN
LRQ
LSB
LSN
LSSU
LT
LTA
LTAM
LTBAM
leased line
line measuring module
subscriber line measuring processor
local memory
local number portability
L2TP network server
local reference number
location request
least significant bit
line service number
link status signal unit
line termination
line test access
line test access module
loop test and bus access module
48 A30828-X1150-A200-2-7635
Abbreviations InformationSystem
LTE
LTG
LTGB
LTGC
LTGD
LTGF
LTGFB
LTGG
LTGGB
LTGH
LTGM
LTGMB
LTGMC
LTGN
LTIU
line terminating equipment
line/trunk group
line/trunk group B
line/trunk group C
line/trunk group D
line/trunk group F
line/trunk group F with B function
line/trunk group G
line/trunk group G with B function
line/trunk group H
line/trunk group M
line/trunk group M with B function
line/trunk group M with C function
line/trunk group N
subscriber line test interface unit
A30828-X1150-A200-2-7635 49
InformationSystem
Abbreviations
LTU
LTU:S
LVMM
LWS
M
M:FH
M3/UA
MAC
MAP
MAPI
MASSC
MATC
MATM
MB
MBB
line/trunk unit
line/trunk unit, special
level measurement module
line work station
frame handler module
MTP3 user adaption layer
Multifunctional Attendant Console
mobile application part
Messaging Application Program Interface
mass call supervision and control
matrix controller module
matrix modules
message buffer
message buffer B
50 A30828-X1150-A200-2-7635
Abbreviations InformationSystem
MBD
MBDA
MBDC
MBDCG
MBDH
MBG
MBU
MBU:LTG
MBU:SGC
MBU:SSG
MBULC
MCC
MCH
MCI
MCP
message buffer D
Interface module to the ATM in the MBD
Interface module to the CP in the MBD
clock generator module in the MBD
Interface module to the HDLC in the MBD
message buffer group
message buffer unit
message buffer unit for line/trunk group
message buffer unit for switch group control
message buffer unit for space stage group
MBU:LTG, type C
mass call control
message channel
malicious call identification
master call processor
A30828-X1150-A200-2-7635 51
InformationSystem
Abbreviations
MCR
MCU
MD
MDD
MDF
MDM
MDR
MDTOG
MF
MF-PC
MFC
MG
MGB
MGC
MGCP
malicious call recording
memory control unit
magnetic disk
magnetic disk device
main distribution frame
message distribution module
message detail recording
modem tone generator
medication function
mediation function personal computer
multifrequency code
media gateway
metering voltage generator for DLUB
media gateway controller
media gateway controller protocol
52 A30828-X1150-A200-2-7635
Abbreviations InformationSystem
MGI
MGIB
MGIC
MH
MH:SIMP
MHT
MIB
MIS
MLHG
MLOG
MLPPP
MMI
MML
MMN
MMP
media gateway interface
media gateway interface board
media gateway interface control
message handler
message handler for signaling management processor
mean holding time
management information base
management information system
multiline hunt group
MML logging
multilink point-to-point protocol
man-machine interface
man-machine language
Maintenance Manual
multimedia platform
A30828-X1150-A200-2-7635 53
InformationSystem
Abbreviations
MMU
MO
MOB
MOD
MODEM
MoPC
MP
MP AEQ
MP:CP113C
MP:GTT
MP:IP
MP:NP
MP:OAM
MP:SA
MP:SLT
memory-management unit
magneto optical disk
meter observation
magneto optical disk device
modulator/demodulator
modem pool card
main processor
Main Processor Application Entity Qualifier
maintenance panel for CP113C
main processor for global title translation
main processor for internet protocol
main processor for number portability
main processor for operation, administration and maintenance
main processor for stand-alone
main processor for signaling link termination
54 A30828-X1150-A200-2-7635
Abbreviations InformationSystem
MP:SM
MP:STATS
MPLS
MPM
MPR
MPU
MRVT
MS-DOS
MSB
MSC
MSCF
MSIN
MSISDN
MSN
main processor for signaling management
main processor for statistics support
multi protocol label switching
multiple pulse metering
Multiport Router
main processor unit
MTP route verification test
Microsoft Disk Operating System
most significant bitmultifunctional switchboard
mobile service switching center
multiple simultaneous call forwarding
mobile subscriber identification number
international mobile station ISDN number
multiple subscriber number
A30828-X1150-A200-2-7635 55
InformationSystem
Abbreviations
MSRN
MSU
MT
MTA
MTAA
MTAB
MTAM
MTBF
MTD
MTI
MTP
MU
MU:CCNP
MU:CPI
MUBIC
mobile station roaming number
message signal unit
magnetic tape
metallic test access
metallic test access A
metallic test access B
metallic test access module
mean time between two failures
magnetic tape device
memory and tracer interface module
message transfer part
memory unit
memory unit for common channel signaling network processor
memory unit for coordination processor interface
multibitrate integrated circuit
56 A30828-X1150-A200-2-7635
Abbreviations InformationSystem
MUP
MUPP
MUT
MUX
MUXMA
MVS
MWI
N
NADI
NAS
NAT
NC
NCC
NCM
NDC
mobile user part
multichannel processor for POTS
mounting unit
multiplexer
master multiplexer, module A
Multiple Virtual Storage
message waiting indication
Nature of address indicator
network access server
network address translation
Node Commander
No charge calls
NetConfiguration Management
national destination code
A30828-X1150-A200-2-7635 57
InformationSystem
Abbreviations
NE
NEA
NETCAP
NFS
NGN
NI
NM
NP
NSAP
NSCPU
NSN
NSP
NT
NTFS
network element
network architecture
network capability
network file system
next generation network
network indicator
NetMeeting
number portabilitynumbering plan
network service access point
night service call pick up
national subscriber number
network service part
network termination
NT File System
58 A30828-X1150-A200-2-7635
Abbreviations InformationSystem
NTM-OS
NTMC
NTP
NTT
NUC
NVRAM
O
O&M
OA&M
OC
OCANEQ
OCB
OCE:MUP
OCE:SPC
OCS
network traffic management operation system
network traffic management center
Null Transport Protocol
no test trunk
nailed-up connection
non volatile random access memory
operation and maintenance
operation, administration and maintenance
output counter
Operationally Controlled Equipment for Announcement
outgoing call barring
OCANEQ, memory unit (prom)
OCANEQ, stored program control
outgoing call screening
A30828-X1150-A200-2-7635 59
InformationSystem
Abbreviations
ODAGEN
ODR
OEM
OFDC
OGT
OLMA
OLMD
OMAP
OMC
OMS
OMT
OMTP
OMX16D
OPC
OR
office data-area generator
optimized dynamic routing
original equipment manufacturer
optical fiber distributed concentrator
outgoing test trunk
operator line module analog
operator line module digital
operations, maintenance and administration part
operation and maintenance center
operation and maintenance system
operations and maintenance terminal
operations and maintenance terminal - packet switched
optical terminal multiplexer for DLU
originating point code
originating restrictions
60 A30828-X1150-A200-2-7635
Abbreviations InformationSystem
ORAM
OS
OSI
OSP
OSS
OSU
OSUN
OVR
P
PA
PAD
PAM
PAP
PAT
random access memory, output
operating systemoperations system
Open Systems Interconnection
open service platform
Operator Service System
optimized software upgrade
open service unit
operator voice recording
primary rate access
packet assembly/disassembly
primary access method
point-to-point authentication password
periodic access test
A30828-X1150-A200-2-7635 61
InformationSystem
Abbreviations
PBC
PBX
PC
PC-CAPE
PCB
PCI
PCM
PCM24
PCM30
PCMX
PCP
PCR
PCS
PCU
PD
peripheral board controller
private branch exchange
personal computer
Personal Computer for Cutting and Programming Equipment
peripheral control block
program controlled interrupt
pulse code modulation
pulse code modulation system with 24 channels
pulse code modulation system with 30 channels
PCM multiplex equipment
peripheral control platform
preventive cyclic retransmission
personalization center for subscriber identity module (mobilfunk)
packet control unit
Print Dialog Protocol
62 A30828-X1150-A200-2-7635
Abbreviations InformationSystem
PDC
PDH
PDN
PDU
PER
PEX
PH
PHA
PHI
PHMA
PHub
PHY
PI
performance data collectorprimary digital carrierPrimary Domain Controller
peripheral debugging facilityPortable Document Format
plesiochronous digital hierarchy
pilot directory number
protocol data unit
performance console
program execution part, module
packet handler
Packet Hub, type A
packet handler interface
packet handler, module A
Packet Hub
physical layer
processor interface unit
A30828-X1150-A200-2-7635 63
InformationSystem
Abbreviations
PIA
PIC
PIN
PINT
PIO
PLD
PLL
PLMN
PM
PM-LT
PM-RT
PMD
PMM
PMOB
PMU
processor interface and arbite, module
programmable interrupt controller
personal identification number
PSTN Internet interworking
physical input/output
programmable logic device
phase locked loop
public land mobile network
pulse metering
performance management - long term
performance management - real term
physical media device
periodic multiple pulse metering
preventive meter observation
processor memory unit
64 A30828-X1150-A200-2-7635
Abbreviations InformationSystem
PMU:CPI
PMU:SIMP
PMUA
PNP
PoD
PoI
PoP
POP3
POTS
PPDU
PPM
PPP
PRH
PRI
PRNG
processor memory unit for coordination processor interface
processor memory unit for signaling management processor module
processor memory unit, module A
private numbering plan
point of distribution
point of interconnection
point of presence
post office protocol
plain old telephone service
presentation protocol data unit
periodic pulse metering
point-to-point protocol
protocol handler
primary rate interface
parallel ringing
A30828-X1150-A200-2-7635 65
InformationSystem
Abbreviations
PROC
PROM
PSC
PSDN
PSPDN
PSTN
PSU
PTN
PU
PU/SIB
PU:SIMP
PVC
Q
Q3
QoS
procedure
programmable read-only memory
parallel-serial converter
packet switched public data network
packet-switched public data network
public switched telephone network
power supply unit
private telecommunication network
processing unit
processing unit/signal buffer
processing unit for signaling management processor
permanent virtual connection
ITU-T-defined interface, type 3
quality of service
66 A30828-X1150-A200-2-7635
Abbreviations InformationSystem
QSIG
R
R:CE
R:CP113C
R:DEV
R:DLU
R:DLUB
R:DLUD
R:LTG
R:LTGB
R:LTGC
R:LTGD
R:LTGF
R:LTGG
R:LTGM
signaling protocol between private networks and PBX
rack for coordination equipment
rack for CP113C
device rack
rack for DLU
rack for DLUB
rack for DLUD
rack for line/trunk group
rack for line/trunk group B
rack for line/trunk group C
rack for line/trunk group D
rack for line/trunk group F
rack for line/trunk group G
rack for line/trunk group M
A30828-X1150-A200-2-7635 67
InformationSystem
Abbreviations
R:LTGN
R:MB/CCG
R:SN
R:SSNC
R2C
R2F
R2HC
RAC
RAD
RADIUS
RAE
RAID
RAM
RARP
RAS
rack for line/trunk group N
rack for message buffer and central clock generator
rack for switching network
rack for signaling system network control
request to call
request to fax
request to hear content
remote access client
remote access desktop
remote access dial-in user service
recorded announcement equipment
Redundant Array of Inexpensive Disks
random access memory
reverse address resolution protocol
remote access server
68 A30828-X1150-A200-2-7635
Abbreviations InformationSystem
RBS
RC
RCCF
RCCR
RCD
RCF
RCSS
RCST
RCT
RCU
RDBMS
RDLU
RDU
REGEN
radio base stationring back service
reserve charging
remote control of call forwarding
reverse charge call rejection
radio clock device
registration confirm
remote control of supplementary services
Reverse charging at setup time
reason for call termination
remote control unit
relational database management system
remote digital line unit
radio distribution unit
regenerator process
A30828-X1150-A200-2-7635 69
InformationSystem
Abbreviations
REV-S
RFC
RGB
RGMG
RI
RISP
RM:CTC
ROM
ROSE
ROTL
RRQ
RRS
RSCI
RSDLU
reverse charging to ITU
reason for call failurerejection of forwarded callsrequest for comments
ringing generator for DLUB
ringing generator and metering voltage generator, optional for DLU
routing indicator
restart in progress
receiver module for continuity check
read only memory
remote operation service element
remote office test line
registration request
registration and routing server
remote subscriber controlled input
remote shelter digital line unit
70 A30828-X1150-A200-2-7635
Abbreviations InformationSystem
RSU
RT
RTCP
RTI
RTP
S
SA-STP
SAAL
SACF
SAPI
SAS
SASC
SASCG
SASCP
remote switching unit
remote terminal
real time control protocol
remote timeslot interchange
real time protocol
stand-alone STP
signaling ATM adaption layer
single association service element
service access point identifier
stand-alone service (RSU)supplement with test access for analog subscriber line circuitssupport application server (ADMOSS)
stand-alone service control
stand-alone service control for DLUG
stand-alone service control processor
A30828-X1150-A200-2-7635 71
InformationSystem
Abbreviations
SBCT
SBI
SBIR
SCA
SCC
SCCP
SCEP
SCF
SCI
SCLC
SCME
SCMG
SCMO
SCO
SILCB bus controller and timer
subscriber barge-in
subscriber barge-in rejection
selective call acceptance
serial communication channel
signaling connection control part
service creation environment
selective call forwardingservice control function
subscriber controlled input
SCCP connectionless control
SCCP measurement
SCCP management
SCCP monitoring
selective call originating
72 A30828-X1150-A200-2-7635
Abbreviations InformationSystem
SCOC
SCP
SCPK
SCR
SCRC
SCS
SCSI
SCTP
SCW
SDA
SDAF
SDC
SDC:CCNC
SDC:LTG
SCCP connection-oriented control
service control point
subscriber call park
selective call rejectionspeech recognition and code receiver
SCCP routing control
series completion service
small computer system interface
stream control transmission protocol
selective call waiting
symmetric digital subscriber line, type A
service data access function
secondary digital carrier
secondary digital carrier between TSG and CCNC
secondary digital carrier between SN and LTG
A30828-X1150-A200-2-7635 73
InformationSystem
Abbreviations
SDC:SGC
SDC:SSG
SDC:TSG
SDE
SDF
SDH
SDHI
SDL
SDLC
SDMA
SDP
SDRAM
SDSL
SEP
SF
secondary digital carrier between MBU:SGC and SGC
secondary digital carrier between MBU:SSG and SSG
secondary digital carrier between MBU:LTG and TSG
small digital exchange
service data function
synchronous digital hierarchy
SDH interface
specification and description language
synchronous data link control
secondary digital multiplexer, module A
session description protocol
synchronous dynamic random access memory
symmetrical digital subscriber line
signaling end point
status field
74 A30828-X1150-A200-2-7635
Abbreviations InformationSystem
SG
SGC
SGCB
SGCI
SGML
SHDSL
Shelter DLU
SHG
SICOFI
SIF
SIH
SIHI
SIHO
SILC
SILCB
signaling gateway
switch group control
switch group control B
switch group control with link interface to message buffer module
Standard Generalized Markup Language
single line high-speed digital subscriber line
shelter digital line unit
subscriber hunting group
signaling processing codec filter
signaling information field
signal highway
signal highway, input
signal highway, output
signaling link control
signaling link control, module B
A30828-X1150-A200-2-7635 75
InformationSystem
Abbreviations
SILCD
SILT
SILTC
SILTD
SILTG
SIM
SIMP
SIO
SIPA
SIPAC
SIVAPAC
SLAC
SLC
SLCA
SLCD
signaling link control, module D
signaling link terminal
signaling link terminal control
signaling link terminal digital
signaling link terminal group
switching interconnection management
signaling management processor
service information octet
signaling periphery adapter
Siemens packaging system
Siemens variable packaging system
subscriber line audio-processing circuit
subscriber line circuit
subscriber line circuit analog
subscriber line circuit digital
76 A30828-X1150-A200-2-7635
Abbreviations InformationSystem
SLIC
SLIMAG
SLM
SLMA
SLMA:CMRL
SLMA:COS
SLMA:CSR
SLMA:DID
SLMA:DIOD
SLMA:FPA
SLMA:FPB
SLMA:FPC
SLMA:FPE
SLMA:FPS
subscriber line interface circuit
subscriber line and MDF administration and generation
subscriber line module
subscriber line module analog
subscriber line module analog for DLU, 12/16-kHz meter pulse injection, line reversaland loop open
subscriber line module analog for DLU, ordinary subscribers
subscriber line module analog for DLU, with silent reversal for coinbox telephones
subscriber line module analog for DLU, with direct inward dialing
subscriber line module analog for DLU, with direct inward/outward dialing
subscriber line module analog for DLU, feature programmable, module A
subscriber line module analog for DLU, feature programmable, module B
subscriber line module analog for DLU, feature programmable, module C
subscriber line module analog for DLU, feature programmable, module E
subscriber line module analog for DLU, feature programmable, special module S
A30828-X1150-A200-2-7635 77
InformationSystem
Abbreviations
SLMA:TPL
SLMCP
SLMD
SLMD:QFB
SLMD:TFB
SLMDA
SLMDB
SLME
SLMI
SLMI:FMA
SLMI:PHA
SLMI:SDA
SLMX
SLS
SLT
subscriber line module analog for DLU for two-party lines
subscriber line module processor for DLU
subscriber line module digital for DLU
subscriber line module digital with 2B1Q line code
subscriber line module digital with 4B3T line code
subscriber line module digital for DLU, module A
subscriber line module digital for DLU, module B
subscriber line measurement
subscriber line module with Internet access
subscriber line module, with Internet access, feature programmable modem, type A
subscriber line module, with Internet access, packet hub, type A
subscriber line module, with Internet access, symmetric digital subscriber line, type A
subscriber line module, extended
signaling link selection
signaling link termination
78 A30828-X1150-A200-2-7635
Abbreviations InformationSystem
SM
SMASE
SMC
SMMLB
SMMLT
SMP
SMS
SMTP
SMX
SMXC
SN
SN0
SN1
SNB
signaling management
systems management application service element
serial multipurpose controllersubscriber maintenance commander
structured MML binary
structured MML text
service management point
short message service
simple mail transfer protocol
signal multiplexer
signal multiplexer, module C
switching network
switching network, side 0
switching network, side 1
switching network B
A30828-X1150-A200-2-7635 79
InformationSystem
Abbreviations
SND
SNMAT
SNMP
SP
SPC
SPDU
SPH
SPHI
SPHO
SPHO/I
SPM
SPMD
SPME
SPMX
SPOTS
switching network D
switching network matrix
simple network management protocol
signaling point
signaling point code
session protocol data unit
speech highway
speech highway, input
speech highway, output
speech highway, output/input
single pulse metering
signal processing module, digital
signal processing module, extended
speech multiplexer
support for planning, operation & maintenance and traffic analysis
80 A30828-X1150-A200-2-7635
Abbreviations InformationSystem
SPP
SPU
SQL
SR
SRAM
SRF
SS
SS7
SSF
SSG
SSID
SSL
SSM
SSM16B
service provider platform
service provisioning unitservice provisioning unit
standard query languagestandard query language
selective ringing
static random access memory
signal relay functionspecialized resource function
subsystem
Signaling System No. 7
service switching function
space stage group
subsystem identification
secure socket layer
space stage module
space stage module 16/16 B
A30828-X1150-A200-2-7635 81
InformationSystem
Abbreviations
SSM8B
SSN
SSNC
SSNC SA:STP
SSP
STATS
STM
STP
SU
SUBA
SULIM
SVC
SW
SWSG
space stage module 8/15 B
subsystem number
signaling system network control
Signaling System Network Control Stand Alone Signaling Transfer Point
service switching pointSystem Status Protocol
statistics support platform
synchronous transfer mode
signaling transfer point
signaling unit in the LTG
subaddressing
subscriber line measuring system
switched virtual circuit
software
software safeguarding
82 A30828-X1150-A200-2-7635
Abbreviations InformationSystem
SYP
SYPC
SYSD
T
T&C
T/RC
TA
TAC
TAE
TBA
TBAM
TC
TCAP
TCB
TCH
system panel
system panel control
system status display
Time and charge
transmitter/receiver control
terminal adapter
technical assistance center
test access equipment
test bus access
test bus access module
transaction capabilities
transaction capabilities application part
transaction control block
total control hub
A30828-X1150-A200-2-7635 83
InformationSystem
Abbreviations
TCP
TCP/IP
TDM
TE
TELEMEET
TEM:COP
TEM:LE
TFS
TFTP
TGNO
TGRP
TLF
TLS
TLWS
transmission control protocol
transmission control protocol/Internet protocol
test data messagetime division multiplexing
test equipment type
telemeeting
test equipment module for control panel
test equipment module for level transmitting and measuring
toll free service
trivial file transfer protocol
trunk group number
trunk group
translation function
transport layer security
trunk/line work station
84 A30828-X1150-A200-2-7635
Abbreviations InformationSystem
TM
TMADM
TML
TMN
TMR
TMR/IPI
TNS
TOB
TOG
TOGC
TOGD
TP
TPAEC
TPAG
trunk modul
traffic monitoring administration
task manual
telecommunications management network
transmission medium requirement
transmission medium requirement/ISUP preference indicator
Transport Name Service
traffic observation
tone generator
tone generator, module C
tone generator, module D
terminal portabilityterminal portability
test pattern evaluation circuit
test pattern generator module
A30828-X1150-A200-2-7635 85
InformationSystem
Abbreviations
TPC
TR
TRST
TSC
TSG
TSM
TSMB
TSU
TTE
TTE/AU
TTL
TTS
TU
TUP
TWS
three-party conference
terminating restriction
traffic structure measurement
technical service center
time stage group
time stage module
time stage module B
time stage unit
trunk test equipment
trunk test equipment/answer unit
time-to-live
text to speech converter
test unit
telephony user part
trunk work station
86 A30828-X1150-A200-2-7635
Abbreviations InformationSystem
TXS
U
UART
UAWG
UDP
UDSL
UDT
UDTS
UG
UI-LTG
UID
ULMA
UP
UPS
URL
transit exchange services
universal asynchronous receiver/transmitter
uninersal ADSL working group
user data protocol
universal digital subscriber line
unidata
unidata service
User Group
user interaction LTG
user interaction dialogue
unified mediation layer
user part
Uninterruptible Power Supply
uniform resource locator
A30828-X1150-A200-2-7635 87
InformationSystem
Abbreviations
UTOPIA
UTP
UUS
V
VC
VCO
VCPU
VDP
VDSL
VITA
VLR
VMS
VoDSL
VoI
VoIP
universal test & operations physical interface for ATM
unshielded twisted pair
user-to-user signaling
virtual channel
voltage controlled oscillator
virtual central processing unit
voice data protection
very high-speed digital subscriber line
visual interface for tariff administration
visitor location register
voice mail service
voice over digital subscriber line
voice over Internet
voice over Internet protocol
88 A30828-X1150-A200-2-7635
Abbreviations InformationSystem
VOS
VoXML
VP
VPN
VPU
VSN
W
WAN
WB
WBD
WCC
WD
WDO
WDU
WINS
virtual operation system
voice extented markup language
virtual path
virtual private network
voice processing unit
volums serial number
wide area network
web browser
wallboard display
web call center
watchdog
watchdog output
watchdog unit
Windows Internet Naming Service
A30828-X1150-A200-2-7635 89
InformationSystem
Abbreviations
WS
WWW
X
x.25
XDMCP
xDSL
XML
XUDT
XUDTS
workstation
world wide web
network protocol on network layer level
X-display manager control protocol
x digital subscriber line
extented markup language
extended unidata
extended unidata service