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1、2G 2nd Generation Mobile Communications System 第二代移动通信系统 3G/3GMS 3rd Generation Mobile Communications System 第三代移动通信系统 3GPP 3rd Generation Partnership Project 第三代合作组织 AAA Authentication, Authorization, Accounting 鉴权、授权、计费 AAL1 ATM Adaptation Layer type 1 ATM适配层类型1 AAL2 ATM Adaptation Layer type 2 AT
2、M适配层类型2 AAL5 ATM Adaptation Layer type 5 ATM适配层类型5 ABR Available Bit Rate 可用比特率 ACL Access Control List 访问控制列表 ACS Add, Compare, Select 加,比,选 ADMF Administration Function at the LIAN LIAN中的管理功能实体 ADT Adaptive Dynamic Threshold 自适应动态阀值 AG Access Gateway 接入网关 AI Acquisition Indicatior 捕获指示 AICH Acquis
3、ition Indication Channel 捕获指示信道 ALIM ATM Line Interface Module subrack ATM线路接口插框 AM Account Management 计费管理 AM Acknowledged Mode 确认模式 AMR Adaptive MultiRate 自适应多速率 ANSI American National Standard Institute 美国国家标准组织 AoCC Advice of Charge Charging 计费费用通知 AoCI Advice of Charge Information 计费信息通知 PSTN P
4、ublic Switched Telephone Network 公用电话交换网SBA Software generated group Blocking-Acknowledgement message 软件产生的群闭塞证实消息SCCP Signalling Connection Control Part 信令连接控制部分SCMG SCCP Management SCCP管理SCP Service Control Point 业务控制点SGB Software generated Group Blocking message 软件产生的群闭塞消息SGU Software generated G
5、roup Unblocking message 软件产生的群解除闭塞消息SMSC Short Message Service Center 短消息业务中心SP Signalling Point 信令点SSP Service Switching Point 业务交换点STP Signalling Transfer Point 信令转接点SUA Software generated group Unblocking-Acknowledgement message 软件产生的群解除闭塞证实消息TCAP Transaction Capability Application Part 事务处理能力应用部
6、分TDR Transaction Detail Record 事务详细记录TUP Telephone User Part（SS7） 电话用户部分UDTS Unit DaTa Service 单位数据业务VLR Visitor Location Register 拜访位置寄存器WAN Wide Area Network 广域网WS Work Station 工作站XUDTS Enhanced Unit DaTa Service 增强的单位数据业务IP Intelligent Peripherals 智能外设ISUP ISDN User Part ISDN用户部分ITU-T ITU Telecom
7、munication Standardization Sector 国际电信联盟-电信标准部LAN Local Area Network 局域网LAN Switch Local Area Network Switch 以太网交换机LSSU Link Status Signal Unit 链路状态信令单元MAP Mobile Application Part 移动应用部分MBA Maintenance oriented group Blocking-Acknowledgement message 面向维护的群闭塞证实消息MGB Maintenance oriented Group Blockin
8、g message 面向维护的群闭塞消息MGU Maintenance oriented Group Unblocking message 面向维护的群解除闭塞消息MSC Mobile Switching Centre 移动交换中心MSU Message Signal Unit 消息信令单元MTP Message Transfer Part 消息传递部分MTBF Mean Time Between Failure 平均故障间隔时间MTTR Mean Time To Repair 平均修复时间MUA Maintenance oriented group Unblocking-Acknowledg
9、ement message 面向维护的群解除闭塞证实消息NEBS Network Equipment Building System 网络设备制造系统OAM Operations, Administration and Maintenance 操作、管理与维护OMAP Operation and Maintenance Application Part 操作维护应用部分OPC Origination Point Code 源信令点编码PPS PrePaid Service 预付费业务CIC Circuit Identification Code 电路识别码DB DataBase 数据库DPC
10、Destination Point Code 目的信令点编码DXC Digital Cross Connect equipment 数字交叉连接设备EAI Enterprise Application Integration 企业应用集成FISU Fill-In Signal Unit 填充信令单元FIB Forward Indicator Bit 前向指示比特FTP File Transfer Protocol 文件传输协议GMSC Gateway Mobile Switching Center 关口移动交换中心GSM Global System for Mobile Communicati
11、ons 全球移动通信系统GT Global Title 全局码GUI Graphic User Interface 图形用户界面HBA Hardware failure oriented group Blocking-Acknowledgement message 面向硬件故障的群闭塞证实消息HGB Hardware failure oriented Group Blocking message 面向硬件故障的群闭塞消息HGU Hardware failure oriented Group Unblocking message 面向硬件故障的群解除闭塞消息HLR Home Location R
12、egister 归属位置寄存器HUA Hardware failure oriented group Unblocking-Acknowledgement message 面向硬件故障的群解除闭塞证实消息HW High Way 高速信号线IEC International Electrotechnical Commission 国际电工委员会IMSI International Mobile Subscriber Identity 国际移动用户标识IP Internet Protocol 网际协议CG Charging Gateway 计费网关 CGF Charging Gateway Fun
13、ctionality 计费网关实体 CLR Cell Loss Rate 信元丢失率 CLIP Calling Line Identification Presentation supplementary service 主叫识别提供补充业务AMSP access multiservice platform 多业务接入平台ATM asynchronous transfer mode 异步传输模式BMSP Backbone multiservice platform 高速链路多业务平台CAGR compound annual growth rate 复合成长率CAPEX capital expe
14、nditure 资本支出CLEC competitive local-exchange carriers 具有竞争力的本地交换运营商FCC Federal Communicatons Commission 美国通信委员会Gbps gigabit per second 千兆/秒IAD integrated access device 综合接入装置IOC independent operating company 自主营业公司IP Internet Protocol 网际协议IPPBX IP-private branch exchage 网际协议专用交换机IPVN Internet Protocol Virtual Private Network 网际协议虚拟专用通信网 ISC International Softswitch Consortium 国际软交换协会LAN local-area network 局部网MPLS multiprotocol label sw
