國(guó)際移動(dòng)用戶識(shí)別號(hào)(international mobile subscriber identity,IMSI)
位置區(qū)域識(shí)別碼(LAI)
用戶身份識(shí)別模塊(SIM卡)
SIM卡開(kāi)發(fā)工具包(STK)
個(gè)人識(shí)別碼(PIN)
解鎖碼(PUK)
移動(dòng)用戶暫時(shí)識(shí)別碼(TMSI)
移動(dòng)國(guó)家代碼(MCC)
移動(dòng)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(diǎn)名字(Access Point Name,APN)
IMEI (International Mobile Equipment Identity)國(guó)際移動(dòng)設(shè)備身份碼
電話號(hào)碼 MSISDN
MSISDN=CC+NDC+SN（總長(zhǎng)不超過(guò)15位數(shù)字）。CC=國(guó)家碼（如中國(guó)為86），NDC=國(guó)內(nèi)地區(qū)碼，SN=用戶號(hào)碼
NMSI-國(guó)內(nèi)移動(dòng)用戶識(shí)別碼。由移動(dòng)網(wǎng)號(hào)和移動(dòng)用戶識(shí)別碼組成
MSC 移動(dòng)業(yè)務(wù)交換中心
HLR (Home Location Register) 歸屬位置登記器.移動(dòng)運(yùn)營(yíng)商用于保存所有本地用戶主要信息的數(shù)據(jù)庫(kù)
VLR (Visitor Location Register )訪問(wèn)位置寄存器.無(wú)線運(yùn)營(yíng)商用于保存所有來(lái)訪(漫游)用戶主要信息的數(shù)據(jù)庫(kù)
MSC (Mobile Switching Center)移動(dòng)交換中心
AC 鑒權(quán)中心
IN (Intelligent Network) 智能網(wǎng),利用單獨(dú)的數(shù)據(jù)網(wǎng)(SS7網(wǎng))為電話網(wǎng)提供的高級(jí)呼叫控制和增強(qiáng)業(yè)務(wù)功能
SP (Signaling Point) 信令點(diǎn). SS7節(jié)點(diǎn)
LEC (Local Exchange Carrier) 本地交換運(yùn)營(yíng)商.本地電話公司
CDR (Call detail recording)呼叫詳細(xì)信息記錄
GPRS? 通用分組無(wú)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(shí)，Gi接口也不同，如：接入IP網(wǎng)時(shí)采用IP地址，
接入X.25/X.75網(wǎng)時(shí)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(jìn)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(guó)際電信聯(lián)盟 International Telecom union