通信專業(yè)常用英語詞匯

1、 2G 2nd Generation Mobile Communications System 第二代移動通信系統(tǒng) 3G/3GMS 3rd Generation Mobile Communications System 第三代移動通信系統(tǒng) 3GPP 3rd Generation Partnership Project 第三代合作組織 AAA Authentication, Authorization, Accounting 鑒權、授權、計費 AAL1 ATM Adaptation Layer type 1 ATM適配層類型1 AAL2 ATM Adaptation Layer type 2 A

2、TM適配層類型2 AAL5 ATM Adaptation Layer type 5 ATM適配層類型5 ABR Available Bit Rate 可用比特率 ACL Access Control List 訪問控制列表 ACS Add, Compare, Select 加,比,選 ADMF Administration Function at the LIAN LIAN中的管理功能實體 ADT Adaptive Dynamic Threshold 自適應動態(tài)閥值 AG Access Gateway 接入網關 AI Acquisition Indicatior 捕獲指示 AICH Acqui

3、sition Indication Channel 捕獲指示信道 ALIM ATM Line Interface Module subrack ATM線路接口插框 AM Account Management 計費管理 AM Acknowledged Mode 確認模式 AMR Adaptive MultiRate 自適應多速率 ANSI American National Standard Institute 美國國家標準組織 AoCC Advice of Charge Charging 計費費用通知 AoCI Advice of Charge Information 計費信息通知 PSTN

4、Public Switched Telephone Network 公用交換網SBA Software generated group Blocking-Acknowledgement message 軟件產生的群閉塞證實消息SCCP Signalling Connection Control Part 信令連接控制部分SCMG SCCP Management SCCP管理SCP Service Control Point 業(yè)務控制點SGB Software generated Group Blocking message 軟件產生的群閉塞消息SGU Software generated Gr

5、oup Unblocking message 軟件產生的群解除閉塞消息SMSC Short Message Service Center 短消息業(yè)務中心SP Signalling Point 信令點SSP Service Switching Point 業(yè)務交換點STP Signalling Transfer Point 信令轉接點SUA Software generated group Unblocking-Acknowledgement message 軟件產生的群解除閉塞證實消息TCAP Transaction Capability Application Part 事務處理能力應用部分

6、TDR Transaction Detail Record 事務詳細記錄TUP Telephone User Part（SS7） 用戶部分UDTS Unit DaTa Service 單位數據業(yè)務VLR Visitor Location Register 拜訪位置寄存器WAN Wide Area Network 廣域網WS Work Station 工作站XUDTS Enhanced Unit DaTa Service 增強的單位數據業(yè)務IP Intelligent Peripherals 智能外設ISUP ISDN User Part ISDN用戶部分ITU-T ITU Telecommun

7、ication Standardization Sector 國際電信聯(lián)盟-電信標準部LAN Local Area Network 局域網LAN Switch Local Area Network Switch 以太網交換機LSSU Link Status Signal Unit 鏈路狀態(tài)信令單元MAP Mobile Application Part 移動應用部分MBA Maintenance oriented group Blocking-Acknowledgement message 面向維護的群閉塞證實消息MGB Maintenance oriented Group Blocking m

8、essage 面向維護的群閉塞消息MGU Maintenance oriented Group Unblocking message 面向維護的群解除閉塞消息MSC Mobile Switching Centre 移動交換中心MSU Message Signal Unit 消息信令單元MTP Message Transfer Part 消息傳遞部分MTBF Mean Time Between Failure 平均故障間隔時間MTTR Mean Time To Repair 平均修復時間MUA Maintenance oriented group Unblocking-Acknowledgeme

9、nt message 面向維護的群解除閉塞證實消息NEBS Network Equipment Building System 網絡設備制造系統(tǒng)OAM Operations, Administration and Maintenance 操作、管理與維護OMAP Operation and Maintenance Application Part 操作維護應用部分OPC Origination Point Code 源信令點編碼PPS PrePaid Service 預付費業(yè)務CIC Circuit Identification Code 電路識別碼DB DataBase 數據庫DPC Des

10、tination Point Code 目的信令點編碼DXC Digital Cross Connect equipment 數字交叉連接設備EAI Enterprise Application Integration 企業(yè)應用集成FISU Fill-In Signal Unit 填充信令單元FIB Forward Indicator Bit 前向指示比特FTP File Transfer Protocol 文件傳輸協(xié)議GMSC Gateway Mobile Switching Center 關口移動交換中心GSM Global System for Mobile Communications

11、 全球移動通信系統(tǒng)GT Global Title 全局碼GUI Graphic User Interface 圖形用戶界面HBA Hardware failure oriented group Blocking-Acknowledgement message 面向硬件故障的群閉塞證實消息HGB Hardware failure oriented Group Blocking message 面向硬件故障的群閉塞消息HGU Hardware failure oriented Group Unblocking message 面向硬件故障的群解除閉塞消息HLR Home Location Regi

12、ster 歸屬位置寄存器HUA Hardware failure oriented group Unblocking-Acknowledgement message 面向硬件故障的群解除閉塞證實消息HW High Way 高速信號線IEC International Electrotechnical Commission 國際電工委員會IMSI International Mobile Subscriber Identity 國際移動用戶標識IP Internet Protocol 網際協(xié)議CG Charging Gateway 計費網關 CGF Charging Gateway Functi

13、onality 計費網關實體 CLR Cell Loss Rate 信元丟失率 CLIP Calling Line Identification Presentation supplementary service 主叫識別提供補充業(yè)務AMSP access multiservice platform 多業(yè)務接入平臺ATM asynchronous transfer mode 異步傳輸模式BMSP Backbone multiservice platform 高速鏈路多業(yè)務平臺CAGR compound annual growth rate 復合成長率CAPEX capital expendi

14、ture 資本支出CLEC competitive local-exchange carriers 具有競爭力的本地交換運營商FCC Federal Communicatons Commission 美國通信委員會Gbps gigabit per second 千兆/秒IAD integrated access device 綜合接入裝置IOC independent operating company 自主營業(yè)公司IP Internet Protocol 網際協(xié)議IPPBX IP-private branch exchage 網際協(xié)議專用交換機IPVN Internet Protocol V

15、irtual Private Network 網際協(xié)議虛擬專用通信網 ISC International Softswitch Consortium 國際軟交換協(xié)會LAN local-area network 局部網MPLS multiprotocol label switching 多協(xié)議標簽交換NEBS Network Equipment Building System 網絡設備制造系統(tǒng)NG next generation 下一代NGN next-generation networking 下一代網絡OSMINE Operations Systems Modification of Int

16、elligent Network Elements 智能網絡元件的操作系統(tǒng)修改OSS operations support system 運行支援系統(tǒng) PRI Primary Rate Interface 原速率接口PSTN public switched telephone network 公眾交換網PTT Postal, Telegraph and Telephone 郵政，電報和QOS quality of service 服務質量R&D research and development 研究與開發(fā)ROI return on investment 投資回收率SDH synchronous digital hierarchy 同步數字系統(tǒng)SIP system-in-a-package 單封裝系統(tǒng)SLA service-level agreement 服務水平的協(xié)議SONET Synchronous Optical Network 同步光網絡TDM time division multiple access 時分多址聯(lián)接方式ACC Automatic Congestion Control information message 自動擁塞控制信息消息API