國際移動用戶識別號(international mobile subscriber identity,IMSI)
位置區(qū)域識別碼(LAI)
用戶身份識別模塊(SIM卡)
SIM卡開發(fā)工具包(STK)
個人識別碼(PIN)
解鎖碼(PUK)
移動用戶暫時識別碼(TMSI)
移動國家代碼(MCC)
移動網(wǎng)絡(luò)代碼 (MNC)
傳輸協(xié)議數(shù)據(jù)單位（Transfer Protocol Data Unit ，TPDU)
接入點名字(Access Point Name,APN)
IMEI (International Mobile Equipment Identity)國際移動設(shè)備身份碼
電話號碼 MSISDN
MSISDN=CC+NDC+SN（總長不超過15位數(shù)字）。CC=國家碼（如中國為86），NDC=國內(nèi)地區(qū)碼，SN=用戶號碼
NMSI-國內(nèi)移動用戶識別碼。由移動網(wǎng)號和移動用戶識別碼組成
MSC 移動業(yè)務(wù)交換中心
HLR (Home Location Register) 歸屬位置登記器.移動運營商用于保存所有本地用戶主要信息的數(shù)據(jù)庫
VLR (Visitor Location Register )訪問位置寄存器.無線運營商用于保存所有來訪(漫游)用戶主要信息的數(shù)據(jù)庫
MSC (Mobile Switching Center)移動交換中心
AC 鑒權(quán)中心
IN (Intelligent Network) 智能網(wǎng),利用單獨的數(shù)據(jù)網(wǎng)(SS7網(wǎng))為電話網(wǎng)提供的高級呼叫控制和增強業(yè)務(wù)功能
SP (Signaling Point) 信令點. SS7節(jié)點
LEC (Local Exchange Carrier) 本地交換運營商.本地電話公司
CDR (Call detail recording)呼叫詳細信息記錄
GPRS? 通用分組無線業(yè)務(wù)
GSN GPRS? Support Node
Gi接口是GPRS與外部分組數(shù)據(jù)網(wǎng)PDN（IP網(wǎng)和X.25/X.75網(wǎng)絡(luò)連接）的接口。
Gi接口在與不同的PDN互連時，Gi接口也不同，如：接入IP網(wǎng)時采用IP地址，
接入X.25/X.75網(wǎng)時采用X.121地址
Gn接口是GSN之間的接口，采用在TCP/UDP協(xié)議之上承載GPRS隧道協(xié)議GTP的
方式進行通信。
Gp接口是GPRS網(wǎng)間接口，是分屬不同PLMN網(wǎng)的GSN之間采用的接口
?CGSN – Combined GPRS Support Node ?
DNS – Domain Name System ?
GGSN - Gateway GPRS Support Node ?
Gn - GPRS network interface between SGSN, GGSN, and BG ?
SGSN- Serving GPRS?
GPRS - General Packet Radio Service ?
GRX - GPRS Roaming Exchange ?
GSN - See SGSN and GGSN GSM - Global System for Mobile ?
Communications ?
GTP - GPRS Tunneling Protocol ?
HLR - Home Location Register ?
IP - Internet Protocol ?
LI – Lawful Intercept ?
LIC – Lawful Interception Controller ?
LIB – Lawful Interception Base ?
NMS - NM System MS - Mobile Station ?
MSISDN - Mobile Station ISDN Number PDU - Protocol Data Unit ?
PDP - Packet Data Protocol (IP, X.25) ?
PLMN - Public Land Mobile Network ?
SIM – Subscriber Identity Module ?
SMS - Short Message Service Protocol SM-SC - Short Message Service ?
Center SMS GMSC - SMS Gateway MSC SNDCP - Sub-Network ?
Dependent Convergence Protocol ?
SS7 - Signaling System 7 ?
TCP - Transmission Control Protocol ?
UDH - User Data Headers ?
UDP - User Datagram Protocol ?
UMTS - Universal Mobile Telecommunications System ?
VLR -Visitor Location Register ?
Mobile Switching Center (MSC)
Mobile Telephone Switching Oce (MTSO).
Frequency Division Multiple Access (FDMA).
Time Division Multiple Access (TDMA)
Code Division Multiple Access (CDMA)
GSM (Global System for Mobile)
packet data network (PDN)
packet data protocol (PDP)
UMTS (Universal Mobile Telecommunication System)
PSTN : Public Switched Telephone Network
PSDN : Public Switched Data Network
TLLI : Temporary logical link identity
NSAPI: Network service access point identifier
ITU: 國際電信聯(lián)盟 International Telecom union