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acronyms and abbreviations used by telecoms and telephone industry

"ACRONYMS FOR TELECOMS INDUSTRY".

Telecom and Wireless Acronyms and Abbreviations


3GPP 3rd Generation Partnership Program

APRI Address presentation restricted indicator
CC Country Code
CD Call Deflection
CDIV Call DIVersion
CF Call Forwarding
CFB Call Forwarding on Busy
CFNR Call Forwarding on No Reply
CFU Call Forwarding Unconditional
CH Call Hold
CLIP Calling line Identification Presentation
CLIR Calling Line Identification Restriction
CPS Carrier PreSelection
CS Carrier Selection easy access
CSCF Call Session Control Function
DN Directory Number
DTMF Dual Tone Multi Frequency
ECS Electronic Communications Services
ETSI European Telecommunications Standards Institute
FQDN Fully Qualified Domain Name
IBCF Interconnection Border Control Function
IBGF Interconnection Border Gateway Function
IETF Internet Engineering Task Force
IM IP Multimedia
IMS IP Multimedia Subsystem
IP Intenet Protocol
ISC International Switching Centre
ISDN Integrated Services Digital Network
ISUP ISDN User Part
IWF Inter-Working Function
MCID Malicious Call Identification
MGCF Media Gateway Control Function
MIME Multipurpose Internet Mail Extension
MNP Mobile Number Portability
MSN Mobile Subscriber Number
MSRN Mobile Subscriber Roaming Number
N/A non applicabile
NDC National Destination Code
NE Network Element
NGN Next Generation Network
NNI VoIP/IP Network to Network Interface in tecnologia VoIP/IP
NNI Network to Network Interface
NP Number Portability
NTP Network Termination Point
OLO Other Licensed Operator
OPB Optical Packet Backbone
PATS Publicly Available Telephone Services
PCMA Pulse Code Modulation A-law
PLMN Public Land Mobile Network (GSM ed UMTS)
PSAP Public Safety Answering Point
PSTN Public Switched Telephone Network
RFC Request For Comments
RgN Routing Number
RPV Rete Privata Virtuale
RTCP Real-time Transport Control Protocol
RTP Real-time Transport Protocol
SBC Session Border Controller
SDP Session Description Protocol
SIP Session Initiation Protocol
SIP I Session Initiation Protocol with encapsulated ISUP protocol
SN Subscriber Number
SPP Service Provider Portability
TCP Transmission Control Protocol
TDM Time Division Multiplexing
TU Transcoding Unit
UA User Agent
UAC User Agent Client
UAS User Agent Server
UDP User Datagram Protocol
URI Uniform Resource Indicator
URL Uniform Resource Locator
VAD Voice Activity Detection
VMS Voice Mail System
VoIP Voice over IP
WLR Wholesale line rental.