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1、精選優(yōu)質(zhì)文檔-傾情為你奉上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(quán)、授權(quán)、計費(fèi) AAL1 ATM Adaptation Layer type 1 ATM適配層類型1 AAL2 ATM Adaptation La

2、yer type 2 ATM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(yīng)動態(tài)閥值 AG Access Gateway 接入網(wǎng)關(guān) AI Acquisition Indicatior 捕獲指

3、示 AICH Acquisition 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(fèi)管理 AM Acknowledged Mode 確認(rèn)模式 AMR Adaptive MultiRate 自適應(yīng)多速率 ANSI American National Standard Institute 美國國家標(biāo)準(zhǔn)組織 AoCC Advice of Charge Charging 計費(fèi)費(fèi)用通知 AoCI Advice of Charge Information

4、計費(fèi)信息通知 PSTN Public Switched Telephone Network 公用電話交換網(wǎng)SBA Software generated group Blocking-Acknowledgement message 軟件產(chǎn)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(wù)控制點(diǎn)SGB Software generated Group Blocking message 軟件產(chǎn)生的群閉塞消息SGU Softwar

5、e generated Group Unblocking message 軟件產(chǎn)生的群解除閉塞消息SMSC Short Message Service Center 短消息業(yè)務(wù)中心SP Signalling Point 信令點(diǎn)SSP Service Switching Point 業(yè)務(wù)交換點(diǎn)STP Signalling Transfer Point 信令轉(zhuǎn)接點(diǎn)SUA Software generated group Unblocking-Acknowledgement message 軟件產(chǎn)生的群解除閉塞證實消息TCAP Transaction Capability Application P

6、art 事務(wù)處理能力應(yīng)用部分TDR Transaction Detail Record 事務(wù)詳細(xì)記錄TUP Telephone User Part（SS7） 電話用戶部分UDTS Unit DaTa Service 單位數(shù)據(jù)業(yè)務(wù)VLR Visitor Location Register 拜訪位置寄存器WAN Wide Area Network 廣域網(wǎng)WS Work Station 工作站XUDTS Enhanced Unit DaTa Service 增強(qiáng)的單位數(shù)據(jù)業(yè)務(wù)IP Intelligent Peripherals 智能外設(shè)ISUP ISDN User Part ISDN用戶部分ITU-

7、T ITU Telecommunication Standardization Sector 國際電信聯(lián)盟-電信標(biāo)準(zhǔn)部LAN Local Area Network 局域網(wǎng)LAN Switch Local Area Network Switch 以太網(wǎng)交換機(jī)LSSU Link Status Signal Unit 鏈路狀態(tài)信令單元MAP Mobile Application Part 移動應(yīng)用部分MBA Maintenance oriented group Blocking-Acknowledgement message 面向維護(hù)的群閉塞證實消息MGB Maintenance oriented

8、Group Blocking message 面向維護(hù)的群閉塞消息MGU Maintenance oriented Group Unblocking message 面向維護(hù)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(fù)時間MUA Maintenance oriented group Unblocki

9、ng-Acknowledgement message 面向維護(hù)的群解除閉塞證實消息NEBS Network Equipment Building System 網(wǎng)絡(luò)設(shè)備制造系統(tǒng)OAM Operations, Administration and Maintenance 操作、管理與維護(hù)OMAP Operation and Maintenance Application Part 操作維護(hù)應(yīng)用部分OPC Origination Point Code 源信令點(diǎn)編碼PPS PrePaid Service 預(yù)付費(fèi)業(yè)務(wù)CIC Circuit Identification Code 電路識別碼DB Dat

10、aBase 數(shù)據(jù)庫DPC Destination Point Code 目的信令點(diǎn)編碼DXC Digital Cross Connect equipment 數(shù)字交叉連接設(shè)備EAI Enterprise Application Integration 企業(yè)應(yīng)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(guān)口移動交換中心GSM Global System for Mobil

11、e Communications 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 Ho

12、me Location Register 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(biāo)識IP Internet Protocol 網(wǎng)際協(xié)議CG Charging Gateway 計費(fèi)網(wǎng)關(guān) CGF Chargin

13、g Gateway Functionality 計費(fèi)網(wǎng)關(guān)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(bǔ)充業(yè)務(wù)AMSP access multiservice platform 多業(yè)務(wù)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(wù)平臺CAGR compound annual growth rate 復(fù)合成長率CAPEX

14、 capital expenditure 資本支出CLEC competitive local-exchange carriers 具有競爭力的本地交換運(yùn)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(wǎng)際協(xié)議IPPBX IP-private branch exchage 網(wǎng)際協(xié)議專用交換機(jī)IPVN Internet Protocol Virtual Private Network 網(wǎng)際協(xié)議虛擬專用通信網(wǎng) ISC International Softswitch Consortium 國際軟交換協(xié)會LAN local-area network 局部網(wǎng)MPLS multi