Jargon Buster

Guide To Acronyms & PMN Related Terminology

AMR Adaptive Multi-Rate (codec)
AP Access Point
APN Access Point Name
BAOC Barring of all outgoing calls
BGAN Broadband Global Area Network
BOIC Barring of outgoing international calls
BOIC-ex Hc Barring of outgoing international calls except to the home country
BSC Base Station Controller
BSS Base Station Subsystem
BTS Base Transceiver Station
CCBS Completion of Call to Busy Subscriber
CDR Call Detail Record
CDR Call Data Record
Cell: Transmission area covered by an aerial
Cell Group: Transmission area covered by a group of aerials
CF Call Forwarding
CFB Call Forwarding on Mobile Subscriber Busy
CFNRc Call Forwarding on Mobile Subscriber Not Reachable
CFNRy Call Forwarding on Mobile Subscriber No Reply
CFU Call Forwarding Unconditional
CH Call Hold
CHLR Central Home Location Register
CLI Calling Line Identity
CLIP Calling line identification presentation
CLIR Calling line identification restriction
CNAP Calling Name Presentation
CODEC Coder/Decoder
COLP Connected line presentation
COLR Connected line restriction
CSD Circuit Switched Data
CW Call Waiting
DDI Direct Dial-In
DSL Digital Subscriber Line
DTMF Dual Tone Multiple Frequency
ECT Explicit Call Transfer
EDGE Enhanced Data Rates for GSM Evolution
EFR Enhanced Full Rate
GAN Global Area Network
  Gateway: Device used to interface PMX with the wider network
GGSN Gateway GPRS Support Node
GPRS General Packet Radio Service
GSM Global System for Mobile Communication
GSM EFR GSM Enhanced Full Rate
GSM FR GSM Full Rate
GSN GPRS Support Node
HLR Home Location Register
HHLR Hub Home Location Register
HPLMN Home Public Land Mobile Network
HSPA High Speed Packet Access
HSDPA High Speed Downlink Packet Access
HSUPA High Speed Uplink Packet Access
HNB-GW Home Node B GateWay
IMEI International Mobile Equipment Identity
IMSI International Mobile Subscriber Identity
Iu-CS Iu – Circuit Switch
Iu-PS Iu – Packet Switch
Iuh Iu home
IVR Interactive Voice Response
Kc Cipher/Decipher Key
Ki Subscriber Authentication Key
LAC Location Area Code
LCR Least Cost Route(r)
LHLR Local Home Location Register
LTE Long Term Evolution
MAP Mobile Application Part
MGW Media Gateway
MMS Multi-media Messaging Service
MMSC Multi-media Messaging Service Centre
MNO Mobile Network Operator
MO Mobile Originated
MS Mobile Station
MSC Mobile Switching Centre
MSDE Microsoft Database Engine
MSISDN Mobile Station ISDN Number
MT Mobile Terminated
MTP Media Termination Point
NSS Network Switching Subsystem
OTA Over the Air
PBX/PABX Private Branch eXchange
PDP Packet Data Protocol
PLMN Public Land Mobile Network
PMN Private Mobile Networks - Great company
PMR Private Mobile Radio
PMX Private Mobile eXchange
POE Power Over Ethernet
PSTN Public Switched Telephone Network
QoS Quality of Service
RAN Radio Access Network
RANAP Radio Access Network Application Part
RB Radio Bearer
RDU Rapid Deployment Unit
RLC Radio Link Control
RNC Radio Network Controller
RTP Real Time Protocol
SG Signalling Gateway
SGSN Serving GPRS Support Node
SIGTRAN Signalling Transport
SIM Subscriber Identification Module
SIP Session Initiation Protocol
SMPP Short Message Peer-to-Peer Protocol
SMS  Short Message Service
SMSC Short Message Service Centre
SQL Structured Query Language
SRB Signalling Radio Bearer
SS7 Signalling System No 7
SSS SIP Gateway Subsystem
STP Signalling Transfer Point
T-MAP Proprietary May base Protocol - PMX Networking
TDM Time Division Multiplex
TMSI Temporary Mobile Subscriber Identity
UE User Equipment
UMTS Universal Mobile Telecommunications System
USIM Universal Subscriber Identity Module
USSD Unstructured Supplementary Service Data
VPN Virtual Private Network
VSAT Very Small Aperture Terminal