移动网络概念1.doc

APN(Access Point Name):接入点
ANR(Automatic Neighbor Relation):自动化邻区关系
BBU(Baseband Unit):基带处理单元
BG(Border Gateway):边界网关
BSC(Base Station Controller):基站控制器
RRU(Remote Connection Control):远端射频单元
CMN(Call Mediation Node):呼叫协调节点,负责传递MSS(MSC Server)之间的呼叫控制信令,以及对被叫号码分析
CSFB(Circuit Switch Fall Back):电路域回落
DRA(Diameter Relay Agent):Diameter信令转接代理
EPC(Evolved Packet Core):演进的分组核心网
ENUM( Number URI Mapping):电话号码映射机制
(Enhanced Single Radio Voice Call Continuity):增强的单待语音呼叫连续性
IN(work):智能网
P-CSCF(Proxy-Call Session Control Function):代理呼叫会话控制功能
PSI(Public Service Identities):公共业务标识,PSI可以直接对AS进行解析
GSM(Global System for munication):全球移动通信系统
GMSC(GateWay Mobile Switching Center):网关移动交换中心
HLR(Home Location Register):归属位置寄存器
HSS(Home Subscriber Server):归属签约用户服务器
IMPU(IMS Public User Identities):IMS公共用户标识
IMPI(IMS Private User Identities):私有用户标识,相当于GSM中的IMSI;
SIP URI与TEL URI;
IMS(IP Multinational Subsystem):IP多媒体子系统
IMS-ALG(Application Layer Gateway):IMS应用层网关
TrGW(Transition Gateway):转换网关
IMSI(International Mobile Subscriber Identification Number):国际移动用户识别码,GSM中的私有用户标识
IPX (IP exchange):IP转接
LTE(long term evolution):长期演进
MAR(Multimedia-Auth-Request):多媒体鉴权请求
MAA(Multimedia-Auth-Answer):多媒体鉴权应答
MBSFN(multimedia broadcast multicast service single work):MBMS单频网
MGCF:媒体网关控制功能
MIMO(multi input multi output):多输入输出
MME(Mobility Management Entity):移动管理
MTP(Media Tra