【導讀】BBEBetterthanBest-Effortservice優(yōu)于盡力型業(yè)務。BBMBaseBandModem基帶調制解調器。BDFCBi-DirectionalFiber-Coax雙向光纖-同軸線。BDSLBroadbandDSL寬帶數(shù)字用戶線。BDSLBroadcastDSL廣播數(shù)字用戶線

　　

【正文】 vice 無連接節(jié)點網(wǎng)絡服務 CNP Communications Network Processor 通信網(wǎng)絡處理器 CNR Carrier Noise Ratio 載噪比 CNS Communications Network System 通信網(wǎng)絡系統(tǒng) IT貓撲社區(qū) CO Central Office 中心局 CO ConnectionOriented 面向連接的 COSCCP ConnectionOriented SCCP 面向連接的 SCCP COA ChangeOver Acknowledge 倒換證實信號 COAT Coherent Optical Adaptive Technique 相干光自適應技術 COBOL COmmon Business Oriented Language 面向商業(yè)的通用語言 COC Central Office Connection 中心局連接 COC COnsulation Calling 協(xié)商呼叫 COCF ConnectionOriented Convergence Function 面向連接的會聚功能 CODEC COderDECoder 編譯碼器 COFDM Coding Orthogonal Frequency Division Multiplex 正交編碼頻分復用 COH Connection OverHead 連接開銷 COI Central Office Interface 中心局接口 COIP COnnected line Identification Presentation 被連接線識別提示 COIP ConnectionOriented Inter Protocol 面向連接的網(wǎng)際協(xié)議 COIR COnnected line Identification Restriction 被叫連接線識別限制 COIU Central Office Interface Unit 中心局接口單元 COL ComputerOriented Language 面向計算機的語言 COL COnnect Line identity 連接線路識別 COLI COnnected Line Identity 被連接 線路識別 COLP COnnected Line identification Presentation 被連接線識別提示 COM Common Object Model 公用對象模型 COM Continuation Of Message 報文繼續(xù) COM Centralized Operation and Maintenance 集中的 *作和維護 COM/CM Common Object Model / Continuation of Message 公用對象模型 /持續(xù)報文 COMC Centralized Operations and Maintenance Center 集中的 *作和維護中心 CONF CONFerence calling 會議呼叫 CONP Connection Oriented Network layer Protocol 面向連接的網(wǎng)絡層協(xié)議 CONS ConnectionOriented Network Service 面向連接的網(wǎng)絡服務 COO Cost Of Ownership 擁有成本 COP CharacterOriented Protocol 面向字符的協(xié)議 COP Cohenrent Optical Processor 相干光處理器 COP Continuation Of Packet 分組的連續(xù)性 COPS Common Open Policy Service 通用開放策略服務 COQ Channel Optimized Quantizer 信道最佳化量化器 CORBA Common Object Request Broker Architecture 公共對象請求代理結構 COS Cell Output Switch 信元輸出 交換 CoS Class of Service 業(yè)務級別 COS CommunicationsOriented Software 面向通信的軟件 COS Cooperation for Open Systems 開放系統(tǒng)協(xié)作 COSS Common Object Services Specifications 公共對象服務規(guī)范 COT Central Office Terminal 中心局終端設備 COT Class Of Traffic 業(yè)務種類 COT Class Of Trunk 中繼 類別 IT貓撲社區(qū) COTS Connection Oriented Transfer Service 面向連接的傳送業(yè)務 COVQ ChannelOptimized Vector Quantization 信道最佳化矢量量化 CP Collision Presence 出現(xiàn)沖突 CP Common Part 公共部分 CP Connection Point 連接點 CP Consolidation Point 集合點 CP Content Provider 內容供應商 CP Customer Premise 用戶所在地 CPA Computer Performance Analysis 計算機性能分析 CPB Channel Program Block 信道程序塊 CPBX Centralized Private Branch exchange 集中式電話小交換機 CPC Call Processing Control 呼叫處理控制 CPCS Common Part Convergence Sublayer 公共部分會聚子層 CPCSPDU CPCSProtocol Data Unit 公共部分會聚子層協(xié)議數(shù)據(jù)單元 CPCSSDU CPCSService Data Unit 公共部分會聚子層業(yè)務數(shù)據(jù)單元 CPE Customer Premises Equipment 用戶端設備 CPFSK ContinuousPhase Frequency Shift Keying 連續(xù)相位頻移鍵控 CPG Call ProGress 呼叫進展 CPH Calling Party Handling 呼叫方處理 CPHCH Common PHysical CHannel 公共物理信道 CPI Characters Per Inch 字符數(shù) /英寸 CPI Common Part Indicator 公共部分指示 吐血推薦：通信英語縮語手冊（ CPLCWP） CPL Computer Program Library 計算機程序庫 CPM Call Processing Model 呼叫處理模式 CPM Call Processor Module 呼叫處理機模塊 CPM Call Progress Message 呼叫進行消息 CPM Call Protocol Message 呼叫 協(xié)議信息 CPM Call Protocol Module 呼叫協(xié)議模塊 CPM Continuous Phase Modulation 連續(xù)相位調制 CPM Control Protocol Message 控制協(xié)議消息 CPM Core Packet Module 核心分組模塊 CPM Critical Path Method 關鍵路徑方法 CPM Cross Phase Modulation 交叉相位調制 CPM Customer Profile Management 客戶類型管理 CPN Closed Private Network 專用閉環(huán)網(wǎng)絡 CPN Customer Premises Network 用戶駐地網(wǎng) CPP Call Processing Program 呼叫處理程序 CPP Calling Party Pay 主叫付費 CPR ChirptoPower Ratio 啁啾與功率比 CPR CostPerformance Ratio 價格性能比 CPRMA Centralized PRMA 集中式分組預留多址 CPS Call Privacy Service 呼叫保密業(yè)務 IT貓撲社區(qū) CPS Call Processing System 呼叫處理系統(tǒng) CPS Central Processing System 中央處理系統(tǒng) CPS Certification Practice Statement 認證 *作規(guī)定 CPS Common Part Sublayer 公共部分子層 CPSPDU Common Part Sublayer Protocol Data Unit 公共部分子層協(xié)議數(shù)據(jù)單元 CPSPH Common Part Sublayer Packet Header 公共部分子層分組頭 CPSPP Common Part Sublayer Packet Payload 公共部分子層凈荷 CPT Cellular Paging Telemunications 蜂窩尋呼電信業(yè)務 CPT ComPatibility Test 兼容性測試 CPT Control Packet Transmission 控制報文分組傳輸 CPT Cost Per Thousand 每千人次訪問收費 CPT Critical Path Technique 臨界路徑技術 CPU Central Processing Unit 中央處理器 CPWDM ChirpedPulse Wavelength Division Multiplexing 脈沖波分復用 CR Calling Rate 呼叫率 CR Channel Reservation 信道預定 CR Connection Request 連接請求 CRA Customerized Record Announcement 客戶規(guī)定的記錄通知 CRAC Channel Reservation for Ahead Cell 前信元信道預留 CRBA Common Request Broker Arehitecture 公共請求代理體系結構 CRC Centralized Resource Control 集中資源控制 CRC Common Routing Channel 公共路由選擇信道 CRC Cyclic Redundancy Check 循環(huán)冗余校驗 CRCA Cyclic Redundancy Code Accumulator 循環(huán)冗余碼累加器 CRD Call Rerouting Distribution 重選呼叫路由分布 CRD Clock Recovery Device 時鐘恢復設備 CRD Collision Resolution Device 碰撞檢測設備 CRE Cell Reference Event 信元參考事件 CRED CREDit card calling 信用卡呼叫 CRF Channel Repetition Frequency 信道重復頻率 CRI Call Request with Identification 識別呼叫請求 CRI Collective Routing Indicator 集群路由選擇標志 CRM Call Recording Monitor 呼叫記錄監(jiān)視器 CRM Customer Relationship Management 客戶關系管理 CRN Call ReturN 呼叫返回 CRP Call Request Packet 呼叫請求分組 CRP Currently Remended alternate Path 當前推薦的迂回路由 CRS Call Redirection Server 呼叫再 定向服務器 CRS Call Redirection Supervisor 呼叫再定向監(jiān)視器 CRS Call Routing System 呼叫路由選擇系統(tǒng) CRS Cell Relay Service 信元中繼業(yè)務 CRSS Call Related Supplementary Services 呼叫相關輔助業(yè)務 CRT Call Request Time 呼叫請求時間 CRTP Compressed RealTime Protocol 實時壓縮協(xié)議 IT貓撲社區(qū) CS Capability Set 能力集 CS Cell Station 小區(qū)站 CS Central Station 中心站 CS Channel Selector 信道選擇器 CS Channel Switching 信道交換 CS Character Strings 字符串 CS Circuit Switch 電路交換 CS ClientServer 客戶機 服務器 CS Com