交换机常用英文缩略语

FTTX常用缩略语 英文缩写英文原句 ADSL2 Asymmetric Digital Subscriber Line Transceivers 2 plus VDSL2 Very-high-speed Digital Subscriber Line 2 AF Adaptation Function AG Aeccess Gateway BRAS Broadband Remote Access Server CATVCable Television CESoP Circuit Emulation Service over Packet CIR Commited ination rate CVLAN Customer VLAN DBA Dynamic Bandwidth Allocation DCN Data Communication Network DELT Dual-Ended Loop Testing DHCP Dynamic Host Configuration Protocol DLF Destination Lookup Failure DoS Denial of Service DSCP Differentiated Services Code Point EMS Element Management System EPON Ethernet Passive Optical Networks FEC Forward Error Correction FIRFixed Ination Rate FTTB/C Fiber to the Building/Curb FTTCab Fiber to the Cabinet FTTH Fiber to the Home FTTO Fiber to the Office FTTVFiber To The Village FTTZFiber To The Zone FTTUFiber To The User GE Gigabit Ethernet GEM GPON Encapsulation GPON Gigabit-Capable Passive Optical Network GTC GPON Transmission Convergence GUI Graphical User Interface HGU Home Gateway Unit IAD Integrated Access Device IGMP Internet Group Management Protocol IPTV Internet Protocol Television LLID Logical Link Identifier MAC Medium Access Control MDU Multi-Dwelling Unit MIB Management Ination Base MLM Multi-Longitudinal Mode MOS Mean Opinion Score MPCP Multi-point control protocol MTU Multi-Tenant Unit NE Network Element NRZ Non Return to Zero NSR Non-Status Reporting OAM Operations, Administration and Maintenance ODN Optical Distribution Network OLT Optical Line Terminal OMA Optical Modulation Amplitude OMCI ONT Management and Control Interface ONU Optical Network Unit ORL Optical Return Loss OSI Open System Interconnection PCS Physical Code Sublayer PDU Protocol Data Unit PIR Peak Ination Rate PMA Physical Medium Attachment PMD Physical Medium Dependent PON Passive Optical Network POTS Plain Old Telephone Service PPPoE Point to Point Protocol over Ethernet PSQM Perceptual Speech Quality Measurement QoS Quality of Service RMS Root Mean Square RS Reconciliation Sublayer RSTP Rapid Spanning Tree Protocol SBU Single Bussiness Unit SCB Single Copy Broadcast SELT Single-Ended Loop Testing SFU Single Family Unit SLA Service Level Agreement SLM Single-Longitudinal Mode SNI Service Node Interface SNMP Simple Network Management Protocol SP strict priority SR Status Report STM Synchronous Transfer Mode SVLAN Service VLAN TC Transmission Convergence T-CONT Transmission Container TCP Transmission Control Protocol TDM Time Division Multiplexing TDMA Time Division Multiple Access TDP Transmitter and Dispersion Penalty TLS Transparent LAN Service TOS Type of Service TPID Tag Protocol Identifier UDP User Datagram Protocol UNI User Network Interface VCI Virtual Channle Identifier VLAN Virtual Local Area Network VoIP Voice over Internet Protocol VPI Virtual Path Identifier VPN Virtual Private Network WDM Wavelength Division Multiplexing WRR Weighted Round Robin 中文解释 频谱扩展的第二代不对称数字用户线 第二代甚高速数字用户线 适配功能 接入网关 宽带远程接入服务器 有线电视 分组网电路仿真业务