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Wireless Internet Network Communications Architecture

Glossary

API
application programming interface

ATM
asynchronous transfer mode

BSC
base station controller

BTS
base transceiver station

CDMA
code division multiple access

DSP
digital signal processor

GGSN
gateway GPRS serving node

GPRS
general packet radio service

GSM
Global System for Mobile Communications

HSP
home service provider

IP
Internet protocol

ISDN
integrated services digital network

MAP
mobile application part

MS
mobile station

MSC
mobile switching center

OAM&P
operations, administration, maintenance, and provisioning

PBX
private branch exchange

PCM
pulse code modulation

PCS
personal communications system

PDN
public data network

PDSN
packet data serving node

PSDN
public switched data network

PSTN
public switched telephone network

QoS
quality of service

RAN
radio access network

RFI
request for information

RFP
request for proposal

SGSN
serving GPRS serving node

SS7
signaling system 7

TDMA
time division multiple access

UMTS
universal mobile telecommunications system

VoIP
voice over IP

W–CDMA
wideband code division multiple access

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