AMR |
Adaptive Multi-Rate (codec) |
AP |
Access Point |
APN |
Access Point Name |
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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 |
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|
CCBS |
Completion of Call to Busy Subscriber |
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 |
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|
DDI |
Direct Dial-In |
DSL |
Digital Subscriber Line |
DTMF |
Dual Tone Multiple Frequency |
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|
ECT |
Explicit Call Transfer |
EDGE |
Enhanced Data Rates for GSM Evolution |
EFR |
Enhanced Full Rate |
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|
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 |
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|
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 |
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|
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 |
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|
Kc |
Cipher/Decipher Key |
Ki |
Subscriber Authentication Key |
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|
LAC |
Location Area Code |
LCR |
Least Cost Route(r) |
LHLR |
Local Home Location Register |
LTE |
Long Term Evolution |
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|
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 |
MSISDN |
Mobile Station ISDN Number |
MT |
Mobile Terminated |
MTP |
Media Termination Point |
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NSS |
Network Switching Subsystem |
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OTA |
Over the Air |
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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 |
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|
QoS |
Quality of Service |
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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 |
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|
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 |
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T-MAP |
Proprietary May base Protocol – PMX Networking |
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TDM |
Time Division Multiplex |
TMSI |
Temporary Mobile Subscriber Identity |
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UE |
User Equipment |
UMTS |
Universal Mobile Telecommunications System |
USIM |
Universal Subscriber Identity Module |
USSD |
Unstructured Supplementary Service Data |
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VPN |
Virtual Private Network |
VSAT |
Very Small Aperture Terminal |