2.2 缩略语

AAA(Authentication Authorization Accounting)认证授权计费

ADM(Add and Drop Multiplexer) 分插复用器

AFR(Absolute Frequency Reference) 绝对参考频率

AS(Autonomous System) 自治系统

ASI (Asynchronous Serial Interface) 异步串行接口

ATM(Asynchronous Transfer Mode) 异步传输模式

AVS(Advanced Audio-Video Coding／Decoding Standard)先进音视频编解码标准

BBER(Background Block Error Ratio) 背景误块比

BER(Bit Error Ratio) 比特误码率

BGP-4(Border Gateway Protocol Ver-tion 4) 边界网关协议-版本4

BRAS(Broadband Remote Access Serv-er)宽带远程接入服务器

CATV(Cable Television) 有线电视

C／CSO(Carrier to Composite Second Or-der beat ratio) 载波复合二次差拍比

C／CTB(Carrier to Composite Triple Beat ratio)载波复合三次差拍比

CDMA(Code Division Multiple Access) 码分多址

CIDR(Classless Inter-Domain Routing) 无类别域间路由协议

CMTS(Cable Modem Termination Sys-tem) 同轴电缆局端接入设备

C／N(Carrier／Noise) 载噪比

CWDM(Coarse Wavelength Division Multiplexing)粗波分复用

DBA (Dynamic Bandwidth Allocation) 动态带宽分配

DCC(Data Communications Channel) 数据通信通路

DCN(Data Communications Network) 数据通信网

DiffServ(Differenciated service) 区分服务体系结构

DHCP(Dynamic Host Configuration Protocol)动态主机配置协议

DMZ(Demilitary Zone) 非军事区

DNS (Domain Name System) 域名系统

DOCSIS(Data-over-Cable Service Inter-face Specification) 有线电视数据业务接口规范

DVB(Digital Video Broadcast) 数字视频广播

DWDM(Dense Wavelength Division Mul-tiplexing)密集波分复用

EDFA(Erbium Doped Fiber Amplifier) 掺铒光纤放大器

EBGP(External Border Gateway Proto-col) 外部边界网关协议

EPG (Electronic Program Guide) 电子节目指南

EPON(Ethernet Passive Optical Net-work) 以太网无源光网络

EOC(Ethernet over Coax) 同轴电缆以太网

ESR(Errored Second Ratio) 误码秒比

FEC(Forward Error Correction) 前向误码纠错

FTTB(Fiber to The Building) 光纤到楼

FTTH(Fiber to The Home) 光纤到户

GbE(Gigabit Ethernet) 千兆比特以太网

GFP(Generic Framing Procedure) 通用成帧规程

GEM(GPON Encapsulation Method) GPON封装模式

GPON(Gigabit-capable Passive Optical Networks)吉比特无源光网络

HEVC(High Efficiency Video Coding) 高效率的视频

HFC(Hvbrid Fiber Coaxial) 光纤／同轴电缆混合网

HiNoC(High performance Network over Coax)高性能同轴电缆宽带接入网络

IBGP(Interior Border Gateway Proto-col)内部BGP协议

IGP (Interior Gateway Protocol) 内部网关协议

IntServ(Integrated Services) 综合服务

IP (Internet Protocol) 互联网协议

IrDI (Inter-Domain Interface) 域间接口

IS-IS(Intermediate System to Interme-diate System Protocol) 中间系统路由选择协议

ITU(International Telecommunica-tions Union)国际电信联盟

LAN(Local Area Network) 局域网

LLID(Logical link Identifier) 逻辑链路标识

LCAS(Link Capacity Adjustment Scheme) 链路容量调整方案

MAC(Media Access Control) 媒体介入控制层

MER(Modulation Error Ratio) 调制误差率

MPEG(Moving Pictures Expert Group) 活动图像专家组

MPLS(Multi-protocol Label Switching) 多协议标签交换

MPLS TE(MPLS Traffic Engineering) MPLS 流量工程

MPTS(Multi-ProgramsTransport Stream) 多节目传输流

MSTP(Multi-Service Transport Plat-form) 多业务传输平台

NAT (Network Address Translation) 网络地址翻译

OADM(Optical Add／Drop Multiplexer) 光分插复用器

OBD (Optical Branching Device) 光分路器

Och(Optical Channel with Full Func-tionality)全功能光通路

OCS (Optical Couplers) 光分波合波器

ODN(Optical Distribution Network) 光分配网络

ODU(Optical Channel Data Unit) 光通路数据单元

OLT(Optical Line Termination) 光线路终端

ONT(Optical Network Termination) 光网络终端

OSC(Optical Supervisory Channel) 光监控信道

OSD(On-Screen Display) 屏幕显示

OSPF(Open Shortest Path First) 开放最短路径优先协议

OTN(Optical Transport Network) 光传送网络

OTU(Optical Transponder Unit) 光转换器单元(波长转换器)

OTUk(Optical Channel Transport Unit-k) 光通路传送单元k

PMD(Polarization Mode Dispersion) 偏振模散

PON(Passive Optical Network) 无源光网络

POTS(Plain Old Telephone Service) 传统电话业务

POS(Packet over SDH) SDH承载数据包

PPP(Point to Point Protocol) 点对点协议

PTN(Packet Transport Network) 分组传送网

QAM (Quadrature Amplitude Modula-tion) 正交幅度调制

QoS(Quality of Service) 服务质量

QPSK(Quadrature Phase Shift Keying) 正交相移键控

S-CDMA(Synchronous Code Division Mul-tiple Accss) 同步码分多址接入

SESR(Severely Errored Second Ratio) 严重误码秒比

SLA (Service Level Agreement) 服务等级协议

SDH (Synchronous Digital Hierarchy) 同步数字系列

SNCP(SubNetwork Connection Protection) 子网连接保护

SNI (Service Node Interface) 业务节点接口

SNMP(Simple Network Management Protocol)简单网络管理协议

SRSC(Stimulated Raman Scattering) 受激拉曼散射

STM (Synchronous Transport Module) 同步传送模块

TCP／IP(Transmission Control Protocol／Internet Protocol) 传输控制／互联网协议

TDMA(Time Division Multiple Access) 时分多址

TDM (Time Division Multiplexing) 时分复用

TMN(Telecommunications Manage-ment Network)电信管理网络

UNI (User Network Interface) 用户网络接口

VLAN(Virtual Local Area Network) 虚拟局域网

VLSM(Variable Length Subnet Mask) 可变长子网掩码

VoIP (Voice over Internet Protocol) 互联网协议电话

VOD (Video On Demand) 视频点播

VPN (Virtual Private Network) 虚拟专用网

WDM(Wavelength Division Multiple-xing) 波分复用