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Table Of Contents
Glossary
Revised: July 22, 2009, OL-8000-32
A
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AAA
|
authentication, authorization, and accounting
|
ACAR
|
automatic callback and automatic rollback
|
ACF
|
admission confirmation
|
ACG
|
automatic call gapping
|
ACK
|
acknowledge
|
ACL
|
access control list, automatic congestion level
|
ACTV
|
active
|
ADDR
|
address
|
ADM
|
administrative
|
AGGR
|
aggregation
|
AIN
|
Advanced Intelligent Network
|
ALT
|
alternate
|
ANC
|
announcements module
|
ANI
|
automatic number identification
|
ANSI
|
American National Standards Institute
|
AOR
|
address of record
|
API
|
application programming interface
|
ARQ
|
admission request
|
AS
|
application server
|
ASC
|
associate
|
ASP
|
application service provider
|
ATIS
|
Alliance for Telecommunications Industry Solutions
|
AUCX
|
audit connection
|
AUEP
|
audit endpoint
|
B
|
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B8ZS
|
binary 8-zero substitution
|
BCM
|
Basic Call module
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BDMS
|
Bulk Data Management System
|
BLG
|
billing
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BLO
|
blocking
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BTS
|
Broadband Telephony Softswitch
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BW
|
band width
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C
|
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CA
|
Call Agent
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CA
|
California
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CALLP
|
call processing
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CAS
|
channel-associated signaling
|
CCB
|
call control block
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CCR
|
continuity check request
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CCU
|
Call Control unit
|
CD
|
compact disk
|
CDB
|
call data block
|
CD-ROM
|
compact disk - read only media
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CDT
|
Central Daylight Time
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CFG
|
configuration
|
CFN
|
confusion
|
CGB
|
circuit group blocking
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CGU
|
circuit group unblocking
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CIC
|
circuit identification code, carrier identification code
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CLI
|
command line interface
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CLLI
|
common language location identifier
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CMJ
|
circuit reservation rejected
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CMTS
|
cable modem termination system
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CNAM
|
calling name delivery
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CODEC
|
coder/decoder, compression/decompression
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COPS
|
Common Open Policy Service Protocol
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CORBA
|
Common Object Request Broker Architecture
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COT
|
customer-originated trace, continuity testing, central office termination
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CPE
|
customer premises equipment
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CPU
|
central processing unit
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CQM
|
circuit query message
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CQR
|
circuit query response
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CRC
|
cyclic redundancy check
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CRCX
|
create connection
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CS
|
capability set (for example, CS-2)
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CST
|
Central Standard Time
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CTRL
|
control
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CTX
|
Centrex
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CVM
|
circuit verification message
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CVR
|
circuit verification response
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CVT
|
circuit validation test
|
D
|
|
DB
|
database
|
DBA
|
database administrator
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DBM
|
database management
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DF
|
delivery function
|
DHCP
|
Dynamic Host Configuration Protocol
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DLCX
|
delete connection
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DLY
|
delay
|
DN
|
directory number
|
DNIS
|
dialed number identification service
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DNS
|
domain name system
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DOC
|
document
|
DPC
|
destination point code
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DSCP
|
differentiated service code point
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DUPU
|
destination user part unavailable
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E
|
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EA
|
equal access
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EGA
|
event generator
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EM
|
event message
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EMEA
|
Europe, Middle East, and Asia
|
EMS
|
Element Management System
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EP
|
endpoint
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EPCF
|
endpoint connection
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ER
|
easily recognizable
|
ESA
|
enhanced subscriber authentication
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ESF
|
extended super frame
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F
|
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FAS
|
facility associated signaling
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FPGA
|
field programmable gate array
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FQDN
|
fully qualified domain name
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FS
|
Feature Server
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FSAIN
|
Feature Server for AIN services
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FSPTC
|
Feature Server for POTS, Tandem, and Centrex services
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FTP
|
File Transfer Protocol
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FXS
|
Foreign Exchange Station
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G
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GAP
|
generic address parameter
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GB
|
gigabits
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GCF
|
gatekeeper confirmation
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GK
|
gatekeeper
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GMT
|
Greenwich Mean Time
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GRA
|
group reset acknowledge
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GRJ
|
gatekeeper reject
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GRP
|
group
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GRQ
|
gatekeeper request
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GRS
|
group reset
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GTD
|
generic transport descriptor
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GTT
|
global text telephony
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GW
|
gateway
|
H
|
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H323
|
H.323 Protocol
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H323GW
|
H323 gateway
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H3A
|
H.323 signaling adapter
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HB
|
heartbeat
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I
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IAD
|
integrated access device
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IAM
|
initial address message
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ICMP
|
Internet Control Message Protocol
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ID
|
identification
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IDX
|
index
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IE
|
information element
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IETF
|
Internet Engineering Task Force
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IN
|
intelligent network
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INF
|
information
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INFO
|
information
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INIT
|
initialize
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INR
|
information request
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INS
|
in service
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IOS
|
Integrated Operating System
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IP
|
Internet Protocol
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IPC
|
inter-process communication
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IPM
|
Internet Protocol Manager
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IPSEC
|
Internet Protocol security
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ISDN
|
Integrated Services Digital Network
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ISP
|
Internet service provider
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ISUP
|
ISDN user part
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ITP
|
IP transfer point
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IVR
|
interactive voice response
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IXC
|
interexchange carrier
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J
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JMS
|
Java message service
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K
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KAM
|
keepalive module
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KB
|
kilobit
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KMS
|
Kerberized management server
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L
|
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LAF
|
log archive facility
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LATA
|
local access and transport area
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LBLK
|
locally blocked
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LIDB
|
line information database
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LNP
|
local number portability
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LPA
|
loop prevention acknowledgement
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LRN
|
local routing number
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LSA
|
local serving area
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M
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M3UA
|
MTP3 user adapter
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MB
|
megabit
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MDCX
|
modify connection
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MDL
|
message definition language
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MGA
|
media gateway adapter
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MGCP
|
Media Gateway Control Protocol
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MGW
|
media gateway
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MIB
|
Management Information Base
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MIM
|
M3UA Interface Module
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MRMW
|
multiple readers and multiple writers
|
ms
|
millisecond
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MTA
|
media terminal adapter, Metropolitan Trading Area
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MTP
|
message transfer part
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MTP1
|
message transfer part 1
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MTP2
|
message transfer part 2
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MTP3
|
message transfer part 3
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MTU
|
maximum transmission unit
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N
|
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NANP
|
North American Numbering Plan
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NAS
|
network access server
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NCS
|
network-based call signaling
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NFAS
|
non-facility associated signaling
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NFS
|
network file server
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NIIF
|
Network Interconnection Interoperability Forum
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NMS
|
network management system
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NNN
|
numeric number nomenclature
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NOA
|
nature of address
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NPA
|
Numbering Plan Area
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NPAC
|
Number Portability Administration Center
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NR
|
non-recoverable
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NTP
|
Network Time Protocol
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NU
|
network unit
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NUM
|
number
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NW
|
network
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O
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OAMP
|
operations, administration, maintenance and provisioning
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OLI
|
originating line information
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OMNI
|
Ulticom SS7 stack
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OMS
|
OptiCall Messaging System
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OPC
|
originating point code
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OPT
|
Open Packet Telephony
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ORA
|
Oracle
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OS
|
operating system
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OSS
|
operations support system
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P
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PBX
|
private branch exchange
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PDM
|
process debug manager
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PDU
|
protocol decode unit
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PIC
|
presubscribed interexchange carrier, point in call
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PID
|
process ID
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PMG
|
process manager
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POP
|
point of presence
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POTS
|
plain old telephone service
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PRI
|
primary rate interface
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PSTN
|
public switched telephone network
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Q
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QAM
|
queue processing module
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QoS
|
quality of service
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QVT
|
Query Verification Tool
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R
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RAM
|
random access memory
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RAS
|
Registration, Admissions, and Status (signaling function in H.323 for communications to gatekeeper)
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RBLK
|
remote block
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REL
|
release
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RFC
|
request for comment
|
RGW
|
residential gateway
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RKEY
|
routing key
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RKS
|
record keeping system
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RLC
|
release complete
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RMAN
|
recovery manager
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ROM
|
read only memory
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RPF
|
registration and profiling tool
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RQNT
|
request for notification
|
RQNT
|
notification request
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RR
|
resource record
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RRJ
|
request rejected
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RRQ
|
registration request
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RSC
|
reset circuit
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RSIP
|
restart in progress
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RT
|
re-transact
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RTM
|
routing module
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RTO
|
retransmission time out
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RTP
|
Real Time Transport Protocol
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RUDP
|
Reliable User Datagram Protocol
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RX
|
retransmit
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S
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S1
|
severity 1
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S2
|
severity 2
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S3
|
severity 3
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S4
|
severity 4
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S7A
|
SS7 adapter
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S7M
|
SS7 module
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SA
|
security association
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SAI
|
signaling adapter interface
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SAP
|
service access point
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SCA
|
selective call acceptance, status control adapter
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SCC
|
signaling connection control
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SCCP
|
signaling connection control part
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SCP
|
service control point, signal control point
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SCTP
|
Stream Control Transmission Protocol
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SDN
|
software defined network
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SFTP
|
Secure File Transfer Protocol
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SG
|
signaling gateway
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SGP
|
signaling gateway process
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SHR
|
System Health Report (system-health)
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SIA
|
SIP adapter
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SID
|
system identification number
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SIP
|
Session Initiation Protocol
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SLC
|
signaling link code
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SLHR
|
Service Logic Host Route
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SM
|
system manager
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SMG
|
system manager program
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SMS
|
service management system
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SNMP
|
Simple Network Management Protocol
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SP
|
service provider
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SQL
|
Structured Query Language
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SRV
|
service
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SS7
|
Signaling System 7
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SSH
|
secure shell
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SSN
|
subsystem number
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SSP
|
signal switching point
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STP
|
signal transfer point
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SUA
|
SCCP user adapter
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SUB
|
subscriber
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T
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T1
|
trunk level 1
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T3
|
trunk level 3
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T5
|
timer 5
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T13
|
timer 13
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T15
|
timer 15
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T17
|
timer 17
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T19
|
timer 19
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T21
|
timer 21
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T23
|
timer 23
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T28
|
timer 28
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TCCR
|
timer continuity check request
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TAC
|
Technical Assistance Center
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TCAP
|
Transaction Capabilities Application Part
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TCP
|
Transmission Control Protocol
|
TDM
|
telecommunications data link monitor
|
TEI
|
terminal endpoint identifier
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TFC
|
transfer controlled
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TG
|
trunk group, trunking gateway
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TGID
|
trunk group ID
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TGN-ID
|
trunk group ID
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TMM
|
Traffic and Measurements module
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TOS
|
type of service
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TPM
|
terminating point master
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TRNS
|
transient
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TSA
|
TCAP signaling adapter
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TSAP
|
transport service access point
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TT
|
translation type
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TVT
|
Translation Verification Tool
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U
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UBL
|
unblocking message
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UDP
|
User Datagram Protocol
|
UEQP
|
unequipped
|
ULP
|
Upper Layer Protocol
|
URI
|
uniform resource identifier
|
URL
|
universal resource locator
|
US
|
United States
|
USA
|
United States of America
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V
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VOIP
|
voice over IP
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VTOC
|
volume table of contents
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X
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XUA
|
extended unit association
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XUDTS
|
extended unit data service
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