A___________________________________________________________ AAL ATM Adaptation Layer _非同步傳輸模式適應層 ABR Available Bit Rate _可用位元傳輸率 ADSL Asymmetric Digital Subscriber Line _非對稱數位用戶迴路 ANSI American National Standards Institute _美國國家標準協會 API Applicatiosn Program Interface _應用程式介面 APON Asynchronous transfer mode - Passive Optical Network 對稱傳輸模式及被動光纖網路 ASK Amplitude Shift Keying _波幅調變 ATM Asynchronous Transfer Mode _非同步傳輸模式 B___________________________________________________________ BECN Backward Explicit Congestion Notification _後向明確壅塞通知 BER Bit Error Rate _位元誤差率 BICI Broadband Intercarrier Interface _寬頻載波間介面 BISDN Broadband Integrated Services Digital Network _寬頻整合型服務數位網路 BPI Baseline Privacy Interface _基線專用介面 BW Bandwidth _頻寬 C___________________________________________________________ CAC Connection Admission Control (Asynchronous Transfer Mode) _連線允諾操作 CAT5 Category 5 UTP Cable (used for connecting computer networks) _類別5佈線 CATV Community Antenna Television or Cable Television _社區天線電視 or 有線電視 CBR Constant Bit Rate _固定位元傳輸率 CDMA Code Division Multiple Access _分碼多重存取 CDV Cell Delay Variation _細胞延遲偏差 CES Circuit Emulation Service _電路仿效服務 CLP Cell Loss Priority _細胞丟棄優先權 CMTS Cable Modem Termination System (Cisco) _纜線數據機終止系統 CPCS Common Part Convergence Sublayer _共同部分收斂子層 CPE Customer Premise(s) Equipment _用戶終端設備 CPU Central Processing Unit _中央處理器 CRC Cyclic Redundancy Code _循環冗餘查核 CSMA / CA Carrier Sense Multiple Access / Collision Avoidance _載波感測多重存取 / 碰撞避免 CSMA / CD Carrier Sense Multiple Access / Collision Detection _載波感測多重存取 / 碰撞偵測
	D___________________________________________________________ DBS Digital Broadcast System _數位衛星電視系統 DES Data Encryption Standard _資料加密標準 DHCP Dynamic Host Configuration Protocol _動態位址分配服務協定 DNS Domain Name Server/Service/System _網遇名稱伺服器 / 服務 / 系統 DOCSIS Data-Over-Cable Service Interface Specification _纜線數據服務介面規格 DS-0 Digital Signal level -0 _第 0 階數位訊號 DSP Digital Signal Processor _數位訊號處理器 DSSS Direct Sequence Spread Spectrum _直接序列展頻 DTE Date Terminal Equipment _數據終端設備 E___________________________________________________________ E1 Wide-area digital Transmission Scheme _廣域數位傳輸策略 EMS Element Management System _元件管理系統 EFCI Explicit Forward Congestion Indication _明確的傳輸壅塞指示 ETSI European Telecommunications Standards Institute _歐洲電信標準協會 F___________________________________________________________ FCC Federal Communications Commission _聯邦通訊委員會 FDDI Fiber Distributed Data Interface _光纖分散式數據介面 FECN Forward Explicit Congestion Notification _推送明確傳輸壅塞指示 FSAN Full Services Access Network _全業務接入網路 FTP File Transfer Protocol _檔案傳輸協定 FTTC Fiber To The Curb _光纖到府 FTTH Fiber To The Home _光纖到家 G___________________________________________________________ GBE Gigabit Ethernet _超高速乙太網路 H___________________________________________________________ HDTV High Definition TV _高解析度電視 HE Head End _頭端 HEC Header Error Control (ATM) _表頭錯誤控制 HFC Hybrid Fiber Coax _混合同軸光纖 I___________________________________________________________ IEEE Institute of Electrical & Electronic Engineers _電子電機工程師學會 IETF Internet Engineering Task Force Internet _工程任務編組 ILEC Independent Local Exchange Carrier _傳統區域電信業者 IN Intelligent Network _智慧型網路 IP Internet Protocol _網際網路協定 ISA Industry Standard Architecture _工業標準 ISP Internet Service Provider _網際網路服務供應商 ISDN Integrated Services Digital Network _整體服務數位網路 IT Information Technology _資訊科技 ITU International Telecommunication Union _國際電信聯盟 IXC Inter Exchange Carrier _長途交換電信業者 L___________________________________________________________ LAN Local Area Network _區域網路 LATA Local Access & Transport Area _區域存取和傳送範圍 LEC Local Exchange Carrier (telephony) _區域交換電信業者 LLC Logical Link Control _邏輯鏈結控制 LMDS Local Multipoint Distribution Service _區域多點傳輸服務 M___________________________________________________________ MAC Media Access Control _媒體存取控制 MIB Management Information Base _管理訊息庫 MMDS Multichannel Multipoint Distribution System _多通道多點分布服務 N___________________________________________________________ NAT Network Address Translation _網路位址轉換 MIC Network Interface Card (PC Ethernet network card) _網路介面卡 NNI Network Node Interface _網路節點介面 NOC Network Operations Center _網路操作中心 NT Network Terminal _網路終點設備 O___________________________________________________________ ONC Open Network Computing _開放式網路資源 OSI Open Software Interconnection _開放系統互連架構 OSSI Operations Support System Interface _操作支援系統介面 P___________________________________________________________ PC Personal Computer _個人電腦 PCR Peak Cell Rate _尖峰細胞 PDH Plesiochronous Digital Hierarchy 同步數位網路 PLCP Physical Layer Convergence Procedure _實體層收斂程序對應 PMD Physical Medium Dependent 實際媒體相依 POP Point Of Presence _出現點 POTS Plain Old Telephone Service _傳統舊式電話服務 PPP Point-to-Point Protocol 點與點協定 PVC Permanent Virtual Connection _固接式虛擬電路 Q___________________________________________________________ QoS Quality of Service _服務品質 QPSK Quaternary Phase Shift Keying _四相移相鍵控調製 R___________________________________________________________ RF Radio Frequency _射頻 RIP Routing Information Protocol _路由資訊協定 S___________________________________________________________ SCR Sustainable Cell Rate _確實的細胞傳輸率 SDH Synchronous Digital Hierarchy _同步數位階級 SMDS Switched Multimegabit Data Service _百萬位元交換等級數據服務 SNI Subscriber Network Interface _用戶網路介面 SNMP Simple Network Management Protocol _簡單網路管理通訊協定 SONET Synchronous Optical Network _同步光纖網路 SPE Synchronous Payload Envelope _同步淨載殼層 SRYS Synchronous Residual Time Stamp _同步時間記錄 SSCOP Service Specific Connection Oriented Protocol _服務標示連接導向協定 SSCS Service Specific Convergence Sublayer _服務標示收斂子層 STB Set Top Box (VCR, cable box, other TV appliances) _視訊轉換盒 STM Synchronous Transfer Mode _同步傳輸模組 SVC Switched Virtual Connection _交換式虛擬電路 SWAP Shared Wireless Access Protocol _共享無線訪問協議 T___________________________________________________________ TCP Transmission Control Protocol _傳輸控制協定 TCP / IP Transmission Control Protocol / Internet Protocol _傳輸控制協定 / 網際網路協定 TDMA Time Division/Demand Multiple Access _分時多工存取 U___________________________________________________________ UDP User Datagram Protocol _使用者資料元協定 UNI User Network Interface _使用者網路介面 UPC Usage Parameter Control (Asynchronous Transfer Mode) _使用量參數控制 USB Universal Serial Bus _通用序列匯流排 V___________________________________________________________ VBR Variable Bit Rate _變動位元速率 VCC Virtual Channel Connection _虛擬通道連接 VCI Virtual Channel Identification _虛擬通道識別子 VPC Virtual Path Connection _虛擬通路連接 W___________________________________________________________ WAN Wide Area Network _廣域網路