电信术语词典
A
A和B比特(A & B Bit)
A 链接(A Links)
A 和 B 比特信令(A&B Bit Signaling)
ABAM 电缆(ABAM cable)
呼叫取消(Abandoned Call)
无人接听回应(Abandonment)
缩写的地址(Abbreviated address)
缩写地址呼叫(Abbreviated Address Calling)
缩位拨号(Abbreviated Dialing)
ABCD 信号(ABCD signaling)
ABCD 信号比特(ABCD Signaling Bits)
ABCD 音调(ABCD Tones)
ABDN: 号码接线模块(Attendant Blocking of Directory Number)
外出用户电话服务(Absent Subscriber Service )
绝对延误(Absolute delay)
吸收频带(Absorption Band)
吸收系数(Absorption coefficient)
吸收频谱(Absorption Spectrum)
AC/DC 铃声(AC/DC Ringing)
ACA:自动电路保证(Automatic Circuit Assurance)
ACB:自动回电(Automatic Call Back)
接入试呼叫(Access Attempt)
使用费(Access Charge)
接入编码(Access Code)
接入失败(Access Failure)
接入组群(Access Group)
接入线(Access Line)
接入链接(Access Link)
接入号码 (Access Number)
接入保护(Access Protection)
接入速度(Access Rate)
接入中继(Access Tandem)
帐号代码 (Account Code)
Accunet光谱数码服务(Accunet spectrum digital service)
ACD 回电话信息(ACD Call Back Massaging)
ACD 呼叫人直呼路由(ACD Caller Directed Call Routing)
ACD 电话总机(ACD Central Office)
ACD有条件的路由(ACD Conditional Routing)
ACD 数据直接呼叫路由(ACD Data Directed Call Routing)
ACD 智能呼叫处理(ACD Intelligent Call Processing)
ACD 号码(ACD Number)
ACD:自动呼叫分配器(Automatic Call Distributor)
直流-交流振铃(AC-DC Ringing)
ACELP:代数码激励线性预测(Algebraic Code Excited Linear Prediction)
音频连接(Acoustic Connection)
ACSB:振幅压缩扩展单边带(Amplitude Compandored Sideband)
ACTA:美国电讯运营商协会(America's Carriers Telecommunications Association)
正在通话中的来电(Active Call)
积极的活动(Active Campaign)
正常工作的线路(Active Line)
自动噪音控制(Active Noise control)
主动接听(Active Participation)
ACTS:高级通讯技术和服务(欧洲)(Advanced Communications technologies and Services (Europe))
ACTS:自动电话投币服务(Automatic Coin Telephone Service)
ACU:自动呼叫单元(Automatic Calling Unit)
ACX:异步交叉连接(Asynchronous Cross-connect)
ADA:平均放弃延长时间(Average Delay to Abandon)
ADACC:自动完成目录查询协助呼叫(Automatic Directory Assistance Call Completion)
ADAD:自动拨号和回应装置(Automatic Dialing and Announcing Device)
适应性的通道分配(Adaptive Channel Allocation)
ADAS:自动地址目录查询帮助服务(Automated Directory Assistance Service)
ADC:模拟信号到数字转化器(Analog-to-Digital Converter)
允许第三方加入的电话功能(Add-on Conference)
外加的数据模块(Add-on Data Module)
完整地址信息(Address Complete Message)
地址信息(Address Message)
地址信号的发送(Address Signaling)
指定的呼叫模式(Addressed Call Mode)
ADE:自适应的设计工程(Adaptive Design Engineering)
临近的信号发送点(Adjacent Signaling Points)
ADM:加减多路复用器(Add-Drop Multiplexer)
管理模块(Administrative Module)
管理干线群(Administrative Trunk Group)
ADPCM:适配性差异脉冲编码调制(Adaptive Differential Modulation)
高级交换分机(Advanced Branch Exchange)
Pulse-Code
高空电缆(Aerial Cable)
航空应急通讯系统项目(Aeronautical Emergency Communications System Plan)
整合设备(Aggregation Device)
AHT:平均处理时间(Average Handle Time)
AIC:自动旁录中心(Automatic Intercept Center)
AIDR:现有的数据速率(As-Is Data Rate)
AIN:高级智能网络(Advanced Intelligent Networks)
AIOD:自动识别向外拨号(Automatic Identified Outward Dialing)
全球地对空通讯系统(Air-ground worldwide communications system)
AIS:警报指示信号(Alarm Indication Signal)
AIS:自动旁录系统(Automatic Intercept System)
A-Law
提示信号(Alerting signal)
提示铃声(Alerting Tone)
A-Link:SS7通道链接(SS7 Access link)
所有干线繁忙(All Trunk Busy)
同质异晶(Allomorphism)
交替通道载波器(Alternate Access Carriers)
交替传号反转信号(Alternate Mark Inversion Signal)
交替通话人(Alternate party)
AMA:通话自动计费(Automatic Message Accounting)
环境噪声水平(Ambient Noise Level)
美国线规(American Wire Gauge)
美国科技(Ameritech)
AMI:交替传号反转(Alternate Mark Inversion)
电话放大听筒(Amplified Handset)
ANAC Number:自动数字提示线路号(Automatic Number Announcement Circuit Number)
模拟桥(Analog Bridge)
模拟载波系统(Analog Carrier System)
模拟通道(Analog Channel)
模拟数据(Analog Data)
模拟解码(Analog Decoding)
模拟传真(Analog Facsimile)
模拟循环(Analog Loop-back)
模拟信号(Analog Signal)
模拟交换机(Analog Switch)
AND:自动网络拨号(Automatic Network Dialing)
ANI:发信号码的自动是别装置(Automatic Number Identification)
非等时同步(Anisochronous)
ANM:应答消息(Answer Message)
拨号回应服务(Announcement Service)
拨号回应系统(Announcement System)
骚扰电话处理中心(Annoyance Call Bureau)
信号器(Annunciator)
匿名电话阻止(Anonymous Call Rejection)
匿名电话号码(Anonymous telephone Number)
ANSA:交替网络服务协议(Alternate Network Service Agreement)
回应代码(Answer Back)
APON:异步传输模式(ATM)的无源光网络(ATM Passive Optic Network)
APS:自动保护系统 (Automatic Protection System)
电话区号(Area Code)
地区交换机(Area Exchange)
算术移位(Arithmetic Shift)
ARQ:自动重复与要求(Automatic Repeat & Request)
清晰度百分数(Articulation Score)
ASA:平均回答时间(Average Speed of Answer)
ASC:公认标准委员会(Accredited Standards Committees)
ASE:应用服务单元(Application Service Element)
ASK:幅变调制(Amplitude Shift Keying)
ASN:AT&T交换系统(AT&T Switched Network)
ASP:应用软件服务供应商(Application Service Provider)
关联模式(Associated Mode)
异步操作(Asynchronous Operation)
ATA:模拟终端适配器(Analog Terminal Adapter)
ATA:等待回应的平均时间(Average Time to Answer)
ATB:中继线路全部繁忙(All Trunks Busy)
ATDM: 异步时间分割多路技术(Asynchronous time-division multiplexing)
ATIS:电讯工业方案联盟(Alliance for Telecom Industry Solutions)
起始时间(Attack Time)
试呼叫(Attempt)
衰减常数(Attenuation Constant)
衰减-串音的比率(Attenuation to crosstalk ratio)
ATU-C:传输单元(ADSL Transmission Unit-Central Office)
ATU-R:远程传输单元(ADSL Transmission Unit-Remote)
占线语音提示(Audible busy tone)
可闻振铃声(Audible Ringing Tone)
可听音(Audible Tones)
自动呼叫重新连接(Automatic Call Reconnect)
自动探通术(Automatic sounding)
自动交换系统(Automatic Switching System)
附属服务干线群(Auxiliary Service Trunk Groups)
可用的线路(Available Line)
AVBO:先进的语音因忙退出(Advanced Voice Busyout)
平均负载(Average Load)
AXE
B
双极讯号三零替换(B3ZS)
双极讯号六零替换(B6ZS)
B8ZS:双极讯号八零替换(Bipolar 8 Zero Substitution)
干扰音(Babble)
主干线布线(Backbone Cabling)
反向通道(Back-channel)
后台噪音(Background Noise)
迂回信程(Back-Haul)
背对背连接(Back-to-back connection)
反向信道(Backward Channel)
反向信号(Backward signal)
BAF:贝尔自动信息计费格式(Bellcore AMA Format)
回波损耗平衡(Balance Return Loss)
平衡阻抗(Balanced Impedance)
平衡线路(Balanced Line)
投票(Ballot)
BAN:收费帐号(Billing Account Number)
波段(Band)
带阻过滤器(Band Elimination Filter)
统一收费价格(Banded Rates)
宽带上限(Bandwidth Cap)
带宽压缩(Bandwidth Compression)
带宽受限运行(Bandwidth Limited Operation)
带宽遏流(Bandwidth throttling)
基本服务(Basic Service)
BCC:信息组校验符号(Block Check Character)
BCD:二-十进制计数法(Binary Coded Decimal)
BCH Code:多个随机错误模式校正编码(Bose, Ray-Chaudhuri, Hocquenghem Code)
B 通道捆绑 (B-Channel Bundling)
BDCS:宽带数字交叉连接系统(Broadband Digital Cross-Connect System)
贝尔用户编码(Bell Customer Code)
贝尔核心标准(Bellcore)
BER:比特误差比率(Bit Error Rate)
BERT:比特误差率检测(Bit Error Rate Tester)
BHCA:忙时呼叫尝试(Busy Hour Call Attempt)
BIB:反向指示比特(Backward Indicator Bit)
双向开关(Bidirectional Switch)
两端分开(Bifurcated)
横列定向天线(Billboard Antenna)
Bill-To-Room
二进制戈莱码(Binary Golay Code)
二进位信号(Binary Signal)
二进制交换(Binary Switch)
双相符号编码(Biphase Mark Code)
双极性(Bipolar)
双极编码(Bipolar Encoding)
双极信号(Bipolar Signal)
比特配对(Bit Pairing)
比特损失(Bit Slip)
比特填充(Bit Stuffing)
同步比特(Bit Synchronous)
比特值的完整性(Bit-count integrity)
双三进制传输(Biternary Transmission)
BITS:建筑物综合定时供给系统(Building Integrated Timing Supply)
黑色噪音(Black noise)
黑色记录(Black recording)
盲信号传输(Blind Transmission)
B-link:桥接链路(Bridge-link)
被阻挡的拨号尝试(Blocked Attempt)
通讯被阻挡(Blocking)
通讯被阻挡的概率(Blocking probability)
BOC:贝尔营业公司(Bell Operating Company)
BPON:宽带无源光网络(Broadband Passive Optic Network)
BPV:双极性违规(Bipolar Violation)
BRAS:宽带远程接入服务器(Broadband Remote Access Server)
BRI:基本速率接口(Basic Rate Interface)
BR-ISDN:ISDN 基本速率(ISDN Basic Rate)
宽带互联网接入(Broadband Internet Access)
宽带开放接口(Broadband open access)
宽带电话(Broadband Telephony)
BSE:基本服务项目(Basic Service Element)
BSN:逆序号码(Backward Sequence Number)
英国电讯集团(BT Group)
高峰时段(Busy Hour)
占线信号(Busy Signal)
忙音(Busy Tone)
占线确认音(Busy Verification Tone)
旁路干线群(Bypass Trunk Group)
C
布线管理(Cabling Administration)
CAC:连接(呼叫)准入控制(Connection (or Call) Admission Control) CALEA:执法中的通讯协助法案(Communications Assistance Enforcement Act)
呼叫(Call)
for Law
电话计费系统(Call Accounting System)
呼叫中心(Call Center)
呼叫冲突(Call Collision)
呼叫转移(Call Deflection)
呼叫持续时间(Call Duration)
呼叫过滤(Call Filters)
呼叫转移(Call Forwarding)
呼叫管理(Call Management)
呼叫方(Call Originator)
呼叫优先权(Call Priority)
呼叫处理信号(Call Process Signals)
呼叫设置(Call Set-up)
呼叫设置时间(Call Setup Time)
呼叫转移(Call Transfer)
呼叫等待(Call Waiting)
呼叫等待音(Call Waiting Tone)
被呼叫方(Called Party)
呼叫方的ID(Caller ID)
呼叫卡(Calling Card)
呼叫卡服务提示音(Calling Card Service Prompt Tone)
呼叫方(Calling Party)
CAM:无载波调幅(Carrierless Amplitude Modulation)
CAMA:集中式自动化通话记帐制(Centralized Automatic Message Accounting)
预占(Camp-On)
CAP:无载波幅度/相位调制技术(Carrierless Amplitude Phase modulation)
CAP:竞争性接入供应商(Competitive Access Provider)
访问(Capping)
Carrier
载波频率(Carrier Frequency)
运营商数据交换中心(Carrier Hotel)
载波服务供应商(Carrier service provider)
载波系统(Carrier system)
载波(Carrier wave)
卡森宽带规则(Carson bandwidth rule)
CAS:随路信号(Channel Associated Signaling)
临时呼叫(Casual Calling)
临时呼叫用户(Casual Customer)
事由表示号码(Cause Codes)
CCBS:被呼叫人忙时暂停呼叫(Completion of Call to Busy Subscriber)
CCH:每条电路每小时接续次数 (Connections per Circuit Hour)
CCITT:国际电报电话咨询委员会(Consultative Committee for International Telegraph and Telephone)
CCITT:国际电报电话咨询委员会(International Telegraph and Telephone Consultative Committee)
CCS:百秒呼叫(Centi Call Seconds)
CCS:公共信道信令(Common Channel Signaling)
CCSS7:7号公共通讯通道信令(Common Channel Signaling System 7)
CCT:导通检测收发器(Continuity Check Transceiver)
CDB:呼叫细节模块(Call Detail Block)
CDE:呼叫细节元素(Call Detail Element)
CDR:呼叫细节记录( Call Detail Record)
CDR:呼叫细节报告(Call Detail Reporting)
CED:呼叫人输入的数字(Caller-entered Digits)
CELP:代码激励线性预测( Code Excited Linear Prediction)
中心频率(Center Frequency)
中间部分(Central Member)
集中截取局指令信号(Centralized Intercept Bureau Order Tone)
区(Centrex)
CEPT:欧洲邮政和电信会议(Conference of European Telecommunications)
CFB:来电转接占线(Call Forwarding Busy)
CFNR:无应答呼叫前转(Call Forward No Reply)
CFU:无条件呼叫前转(Call Forward Unconditional)
回充(Change-back)
转换(Change-over)
通道(Channel)
随路信令(Channel Associated Signaling)
and Posts
通道噪音水平(Channel Noise Level)
信道化(Channelized)
信道化的E1(Channelized E1)
信道化的T1(Channelized T1)
检测比特(Check Bit)
校验数位(Check Digit)
用户流失(Churn)
CIC:运营商标识码(Carrier Identification Code)
CIC:线路识别码(Circuit Identification Code)
CIR:承诺信息速率(Committed Information Rate)
线路(Circuit)
线路噪音水平(Circuit Noise Level)
线路交换(Circuit Switching)
电路传送模式(Circuit Transfer Mode)
电路标准反转多任务(Circuit-level Inverse Multiplexing)
循环器(Circulator)
都市广域数据中心(City Wide Digital Centrex)
覆层(Cladding)
四类交换机(Class 4 Switch)
五类交换机(Class 5 Switch)
识别音分类(Class of Service Tone)
CLASS:自定义本地信令服务(Custom Local Area Signaling Service)
无噪音电流(Clean Power)
纯信道(Clear Channel)
后向挂机信息(Clear-back Message)
向前拆线信息(Clear-forward Message)
CLEC:竞争性地区通信运营商(Competitive Local Exchange Carrier)
CLID:呼叫线路识别(Calling Line Identification)
C-link:横向链接(Cross Link)
声音剪辑(Clipping)
CLLI Code:共同语言、方位识别码(Common Language Location Identification Code)
CMCU:通讯模块控制单元(Communications Module Control Unit)
C信息(C-message)
CMI:编码传号反转码(Coded Mark Inversion)
CMS:呼叫管理系统(Call Management System)
CNM:用户网络管理(Customer Network Management)
CO:电话总局(Central Office)
硬币收集语音(Coin Collect Tone)
硬币面额语音(Coin Denomination Tone)
投币电话(Coin Phone)
硬币退出语音(Coin Return Tone)
公用电话服务商(Common Carrier)
通讯安全(Communication Security)
通讯源(Communication Source)
通讯子系统(Communication Subsystem)
通讯系统(Communication System)
通讯欺诈(Communications Deception)
通讯线路(Communications Line)
通讯模块(Communications Module)
通讯保护(Communications Protection)
压缩扩展(Companding)
压缩扩展器(Compandor)
完整的信号发送(Completed Signaling)
压缩机(Compressor)
集中器(Concentrator)
传导干扰(Conducted Interference)
会议电话模式(Conference Operation)
确认音(Confirmation Tone)
契约税(Contract Tariffs)
控制面板(Control Plane)
控制信号(Control Signal)
受控制的改道发送(Controlled Re-routing)
受控滑动(Controlled Slip)
CONUS:美国连续地区(CONtiguous United States)
卷积码(Convolutional Code)
COT:中心局终端(Central Office Terminal)
国家代码(Country Code)
CPC:主叫用户类别(Calling Party Category)
CPE:用户端设备(Customer Premises Equipment)
CPG:呼叫状态(Call ProGress)
CPNIE:被呼叫方号码信息原素(Called Party Number Information Element)
CPSIE:被呼叫方非主要地址信息元素(Called Party Subaddress Information Element)
非经允许的服务添加(Cramming)
交叉连接(Cross Connect)
交叉连接配置(Cross-Connection)
交叉核查(Cross-office Check)
CRP:用户路由节点(Customer Routing Point)
CRV:呼叫参考值(Call Reference Value)
CSA:电信公司营运服务区(Carrier Serving Area)
CS-ACELP:共轭结构代数码激励线性预测(Conjugate Structure Algebraic Code Excited Linear Prediction)
CSL:元件分层(Component Sub-Layer)
CSU/DSU:通道服务单元/数据服务单元(Channel Service Unit/Data Service Unit)
CSU:通道服务单元(Channel Service Unit)
CTI:电脑电话整合技术(Computer Telephony Integration)
CTS:清除发送(Clear-to-Sent)
用户追查(Customer-Originated Trace)
彻底替换(Cutover)
直通拨号(Cut-Through Dialing)
D
D 信道(D Channel)
D 型的信道处理单元(D Type Channel Bank)
DACS:数字接入与交叉连接系统(Digital access and cross-connect system)
DAL:专用接入线路(Dedicated Access Line)
暗光纤(Dark Fiber)
数据集回应音(Data Set Answer Back Tone)
数据过滤编码(Data Strobe Encoding)
数据工具箱(Datakit)
DATU:直达测试单元(Direct Access Test Unit)
DCB:数字信道处理单元(Digital Channel Bank)
DCE:数据终端设备(Data Circuit-terminating Equipment)
DCF: 色散补偿光纤(Dispersion Compensating Fiber)
DCS:数字交叉连接系统(Digital Cross Connect System)
DDD:直拨长途电话(Direct Distance Dialing)
DDI:直接拨入(Direct Dialing In)
解码(Decode)
解码器(Decoder)
专用线路(Dedicated Line)
起止信号畸变程度(Degree of start-stop distortion)
延迟拨号信令(Delay Dial Signaling)
延迟失真(Delay Distortion)
延迟均衡器(Delay Equalizer)
增量调制(Delta Modulation)
解调(Demodulation)
解调器(Demodulator)
投币音(Deposit Coin Tone)
绕拨(Dial Around)
杰克拨号音(Dial Jack Tone)
长途拨号线路(Dial Long Line)
非正常拨号音(Dial Off-Normal Tone)
拨号盘脉冲(Dial Pulse)
号盘脉冲(Dial Pulsing)
拨号音(Dial Tone)
拨号音迟延(Dial Tone Delay)
拨号音标识器(Dial Tone Marker)
走针轮系(Dial Train)
拨号对等性(Dialing Parity)
拨号正常传输信号(Dial-Normal Transmission Signal)
拨号(Dialup)
拨号连接(Dial-up Access)
拨号线路(Dial-up Line)
膜片(Diaphragm)
DIB:目录信息库(Directory Information Base)
DID/DNIS:直接向内拨号/拨号识别服务(Direct Inward Dialing/Dialed Number Identification Service)
DID:直接向内拨号(Direct-Inward-Dial)
差分信号(Differential Signaling)
数字式(Digital)
数字载波系统(Digital Carrier System)
数字传输(Digital Transmission)
数字化(Digitize)
直接交互连接干线群(Direct Interlata Connecting Trunk Groups)
直接逐行扫描系统(Direct Progressive System)
定向增益(Directive Gain)
电话查询服务(Directory Assistance)
电话查询服务中继群(Directory Assistance Trunk Group)
索引电话号码(Directory Number)
不均等(Disparity)
差量受限操作(Dispersion-limited operation)
不同的呼叫等待语音(Distinctive Call Waiting Tone)
分配光缆(Distribution Cable)
多通道传输(Diversity)
DLC:数位回路载波器(Digital Loop Carrier)
D-Link:对角线链路(Diagonal Link)
DLTU:数字线路和中继线单元(Digital Line and Trunk Unit)
DMS:数字多路系统(Digital Multiplex System)
DMS-10 数字交换系统(DMS-10 Digital Switching System)
DMS-100 数字交换系统(DMS-100 Digital Switching System)
DMS-200 数字交换系统(DMS-200 Digital Switching System)
DMT:不连续的多频声(Discrete Multitone)
DNIS:被呼叫号码识别服务(Dialed Number Identification Service)
DOC:动态过载控制(Dynamic Overload Control)
国防部通讯系统(DOD Communication System)
DOD:直接对外拨号(Direct Outward Dialing)
双重蜂音信号(Double Order Tone)
双端引线同步(Double-ended Synchronization)
DPC:目的地端编码(Destination Point Code)
DPCM:差异脉冲编码调制(Differential Pulse-Code Modulation)
DPSK:微分相移键控(Differential Phase Shift Keying)
DRE:方向性的备用设备(Directional Reservation Of Equipment)
漂移(Drift)
下落(Drop)
DS2:数字信号2(Digital Signal 2)
DSB-RC:双边带减幅载波(Double-SideBand Reduced Carrier)
DSB-SC:双边带抑制载波(Double-SideBand Suppressed Carrier)
DSF:色散位移光纤(Dispersion Shift Fiber)
DSI:数字话音插空技术(Digital Speech Interpolation)
DSN:国防交换网络(Defense Switched Network)
DSR:数据信令速率(Data Signaling Rate)
DS-SMF:色散移位单模块光纤(Dispersion-Shifted Single Mode Fiber)
DSU:数据服务单元(Data Service Unit)
DSX:数字信号交叉连接(Digital Signal Cross-connect)
数字信号交叉连接等级1(DSX-1)
DTMF:双音多频(Dual Tone Multifrequency)
DTP:数据传输过程(Data Transfer Process)
双臂存取 (Dual Access)
同时抢用线路(Dual seizure)
双向通讯(Duplex)
DX 信令(DX Signaling)
E
E Channel:回声波道(Echo Channel)
E&M前引作信(E&M Leads Signaling)
E&M信令(E&M Signaling)
E&M:接收和传输(recEive and transMit)
E.123
E.1
E-2
E-4
E911 服务(E911 Service)
EBAF:扩展式贝尔核心AMA格式(Extended Bellcore AMA Format)
回声抵消器(Echo Canceler)
回声消除(Echo Cancellation)
ECSA:交换载波标准协会(Exchange Carriers Standards Association)
EDFA:掺饵光纤放大器(Erbium-Doped Fiber Amplifier)
EDP:事件检测点(Event Detection Point)
有效的输入噪声温度(Effective input noise temperature)
EIA/TIA-232
EIA/TIA-449
EIA/TIA-586
EIA-232
EIA-422
EIA-422
EIA-423
EIA-449
EIA-485
EIA-530
EIA-530
E-ISUP:扩展ISUP(Extended-ISUP)
有法定资格的电讯运营商(Eligible telecommunications carrier)
E-Link:扩展链接(Extended link)
嵌入式操作通道(Embedded Operations Channel)
阻塞式信令(En-block Signaling)
脉冲结束信号(End-of-pulse Signal)
选择结束信号(End-of-selection signal)
EPON:以太网无源光网络(Ethernet Passive Optical Network)
平等接入(Equal Access)
机房(Equipment Room)
ERC:容易辨认的编码(Easily Recognizable Code)
厄兰(Erlang)
厄兰单位(Erlang Unit)
ESF:扩展的超帧(Extended Super-Frame)
ESN:电子交换网络(Electronic Switched Network)
ESS:电子交换系统(Electronics Switching System)
ETB:传输块末字符(End of Transmission Block Character)
EURESCOM:欧洲电讯开发和战略研究所(European Institute for Research and Strategic Studies in Telecommunications)
欧洲通讯卫星组织(Eutelsat)
偶校验(Even Parity)
交换机(Exchange)
通信运营商(Exchange Carrier)
伸幅转换器(Expandor)
EXZ:额外的零值(Excessive Zeros)
F
FAA:可接受设施(Facility Accepted)
基于专用交换网络服务的设备(Facilities Based Private Switched Services)
设备回路 (Facility Loopback)
自备设施运营商(Facility-based Carriers)
Fax:传真发送(Facsimile Transmission)
FBG:光纤光栅(Fiber Bragg Grating)
FCC:联邦通讯委员会(Federal Communications Commission)
Network
FDL:设备数据链接(Facility Data Link)
功能板(Feature Boards)
FEC:前向纠错(Forward Error Correction)
FER:帧擦除/错误率(Frame Erasure/Error Rate)
FEXT:远端串音(Far-End Crosstalk)
FG:功能组(Feature Groups)
FGA:功能组 A(Feature Group A)
FGB:功能组B(Feature Group B)
G
G.703
G.704
G.707
G.708
G.709
G.711
G.721
G.722
G.722.1
G.723 or G.723.1
G.726
G.727
G.728
G.729
G.729 A/B
G.780
G.781
G.782
G.783
G.7xx
G.803
G.804
G.832
G.DMT
G.DMT
G.Lite
Gateway Redundancy 网关冗余
Gateway Supported Prefixes
Gateway switched exchange 网关交换机
GETS: Government Emergency Telecommunications Service 应急电信服务
GIS: Geographical Information System 地理信息系统
Globalstar 全球星
GloBanD
GNE: Gateway Network Element 网关网元
GOS: Grade Of Service 服务级别
GPON: Gigabit PON 吉比特PON
Ground Start 地启动
Ground start signaling 地启动信令
Ground-start Trunk 地启动干线
Group 3
Group Busy Tone 组群忙音
GTT: Global Title Translation 全局码转换
H
H.225
H.225.0
H.235
H.245
H.248
H.261
H.263
H.2
H.323
H.450.2
H.450.3
Hagelbarger code 黑格巴哥码
Halftone characteristic 半音特征
Hamming code 汉明码
Handset 手持电话设备
Hardwired 硬线
H-Channel: High-speed channel 高速通道
HCO: Hearing Carry Over 听力辅助
HCS: Header Check Sequence 标题校验序列
HDB3: High Density Bipolar 3 高密度双极性码3
HDSL: High Data Bit Rate DSL 高数据比特率数字用户线路
HDSL2: 2nd generation HDSL 第二代高数据比特率数字用户线路
HDSL4: 4th generation HDSL 高数据比特率数字用户线路
HDT: Host Digital Terminal 主机数字终端
Headset 头戴语音设备
Hierarchical Network 分级网络
High Tone 高频音
High Water Mark 高峰计量器
High-priority emergency service call 高优先级应急服务呼叫
High-Usage Group 高使用群
Hit 线路瞬间干扰
Holding Time占线时间
Home Tandem 家庭串联组
Homing Arrangement 自导引设置
Hookflash 瞬间挂机
Hop Off
Horizontal Wiring 横向配线
Howler Tone 嗥鸣音
HPF: High Pass Filter 高通滤波器
HPPI: High Performance Parallel Interface 高性能平行接口
Hundred Call Seconds 百秒呼叫
Hunt亨特单位
Hybrid balance 混合平衡
Hybrid Coil 混合线圈
Hybrid Fiber Coaxial Network 混合光纤同轴网络
I
I.N.:智能网(Intelligent Network)
IAC:初始校准控制(Initial Alignment Control)
IAD: 综合接入设备(Integrated Access Device)
IAM:初始地址消息(Initial Address Message)
ICPIF:计算计划损伤元素丢失/延迟因忙退出开始(Calculated Planning Impairment Factor loss/delay busyout threshold)
IDN: 综合数字网络(Integrated Digital Network)
IEC: 国际电工委员会(International Electro-technical Commission)
ILEC: 现有地区通信运营商(Incumbent Local Exchange Carrier)
即时开启(Immediate Start)
立即开始信令(Immediate Start Signaling )
IMT:多机间中继线(Inter-Machine Trunk)
INB: 安装忙碌(Install Busy)
带内信令(In-band signaling)
线路预占指示(Indication of Camp-On )
INE:智能网络元素(Intelligent Network Element)
INE:中间网络元素(Intermediate Network Element)
INI:网络间界面(Inter-Network Interface)
槽内信令(In-slot Signaling)
亮度调制(Intensity modulation )
交互媒介(Interactive media)
截取回路音(Intercepting Loopback Tone)
交互电路(Interchange circuit)
内部通讯系统(Intercom)
交互干线(Inter-exchange trunk)
交互本地访问和传输区域服务(Inter-LATA Services 中间交叉连接(Intermediate Cross Connects)
内部电话线路呼叫(Interoffice Call )
内部线路通道(Interoffice Channel)
符号间干扰(Intersymbol interference )
IntraLATA
局内中继(Intra-Office Trunk)
州内电话(Intrastate)
)
反转多路技术(Inverse multiplexing)
内向干线(Inward Trunk)
IN-WATS:内向广域电话业务(Inward Wide Area Telephone Service)
IOC:自主的运营公司(Independent Operating Company)
IP集中交换(IP Centrex)
IP-PBX
ISC:国际交换运营商(International Switching Carrier)
综合服务数字网络(ISDN BRI)
ISDN D通道信令(ISDN D-Channel Signalling)
ISDN H通道(ISDN H-Channel)
ISDN PRI:ISDN主要速率接口(ISDN Primary Rate Interface)
ISDN:综合服务数字网络(Integrated Services Digital Network)
同步信号(Isochronous Signal)
ISUA:SS7 ISUP 用户适配层(SS7 ISUP-User Adaptation Layer)
ISUP:ISDN 用户部分(ISDN User Part)
ITC:的电话公司(Independent Telephone Company)
ITSP:互联网电话服务供应商(Internet Telephone Service Provider)
ITU:国际电信联盟(International Telecommunication Union)
ITU-T:国际电信联盟电信标准局(International Telecommunication Telecommunication Standardization Sector)
IUA:ISDN Q.921用户适配层(ISDN Q.921-User Adaptation Layer)
IVR:交互语音回应(Interactive Voice Response)
IXC:长途交换运营商(Inter-Exchange Carrier)
J
插座(Jack)
跳线(Jumper)
汇接点(Junction)
Union
连接机(Junctor)
连接机干线群(Junctor Trunk Group)
权限(Jurisdiction)
K
按键脉冲(Key Pulsing)
控制台线路(Key Station Line)
电键系统(Key System)
按键电话机(Key Telephone Set)
按键电话系统(Key Telephone System)
L
(Label)标签
LAMA:本地自动信息计费(Local Automatic Message Accounting)
LAPB:链路访问过程平衡(Link Access Procedure, Balanced)
LAP-D:D信道上的链路接入程序(Link Access Procedure, D-Channel)
LAPF:数据链路层帧方式接入协议(Link Access Procedure for Frame Mode Services)
LAP-H:H信道链路访问规程(Link Access Procedure for H-Channel)
LAP-M:调制解调器链路接入规程(Link Access Procedure for Modems)
LAPS:SDH 上的链路接入规程(Link Access Procedure-SDH)
LASS Code:局域信令服务编码(Local Area Signaling Services Code)
LASS:局域信令服务(Local Area Signaling Service)
最终选择路径(Last Choice Route)
最后一英里(Last Mile)
最后一英里技术(Last Mile Technology)
本地访问传输区域串联(LATA Tandem)
LATA:本地访问和传输区域(Local Access And Transport Area)
LCV:线路编码违规(Line Code Violation)
LDN:目录表中的号码(Listed Directory Number)
专用线路(Leased line)
LEC计费(LEC Billing)
LEC卡(LEC Card)
LEC费用(LEC Charges)
LEC:本地电信运营商(Local Exchange Carrier)
LERG:本地交换路径指南(Local Exchange Routing Guide)
LH:线路查找(Line Hunting)
占线音(Line Busy Tone)
线路编码(Line Code)
线路调节(Line Conditioning)
线路设备(Line Equipment)
寻线机(Line Finder)
线路连接(Line Link)
线路负荷控制(Line Load Control)
线路噪音(Line Noise)
线路编码(Line Number)
线路继电器(Line Relay)
线段(Line Segment)
线路信令(Line Signaling)
线路速率(Line Speed)
线路转向(Line Turnaround)
线性失真(Linear Distortion)
逐段链路信令(Link-by-Link Signaling)
LLU:本地环路开放(Local Loop Unbundling)
LNP:本地号码转移(Local Number Portability)
负荷(Load)
负荷平衡(Load Balancing)
感应加热线圈(Load Coil)
负载线路(Loaded Lines)
本地连接里程(Local Access Mileage)
本地通道(Local Channel)
本地交换回路(Local Exchange Loop)
本地回路(Local Loop)
持久通讯(Long-haul communications)
纵向电压(Longitudinal voltage)
回路(Loop)
回路长度(Loop Length)
回路开始信令(Loop Start Signaling)
回路传输设备(Loop Transmission Facilities)
回路启动干线(Loop-start Trunk)
低音(Low Tone)
低密度奇偶校验检查码(Low-density parity-check code)
LPC:线性预测编码(Linear Predictive Coding)
LPF:低通滤波器(Low-pass Filter)
LRC:纵向冗余校验(Longitudinal Redundancy Check)
LSSU:链路状态信号单元(Link Status Signal Unit)
LTB:最后一个中继线忙(Last Trunk Busy)
LTCCS:最后一个干线CCS(Last Trunk CCS)
LTE:电路终端设备(Line Terminating Equipment)
M
M Plane:管理层(Management Plane)
M2PA:第二级对等适配层(MTP2 Peer-to-peer user Adaptation MTP)
M2UA:MTP 第二级用户适配层(MTP2-User Adaptation layer )
M3UA:MTP第三层用户适配层(MTP3-User Adaptation layer)
主反馈线(Main Feeder)
主要专用交换机(Main PBX)
手动振铃线路(Manual Ring-Down Line)
MAP:移动应用部分(Mobile Application Part)
MAPOS:通过SONET/SDH的多路接入协议(Multiple Access Protocol over SONET/SDH)
海用电话(Marine Telephone)
主机(Master)
最大比率并合器(Maximal-ratio Combiner)
MCU:多点会议单元(Multipoint Conferencing Unit)
MCU:多点控制单元(Multipoint Control Unit)
机械接头(Mechanical Splice)
居中设置(Mediation Device)
居中功能(Mediation function)
MEDR:最大工程数据率(Maximum Engineering Data Rate)
均步网络(Mesochronous network)
微型过滤器(Microfilter)
中间跨接法(Mid-Span)
模态色散(Modal Dispersion)
模态损失(Modal Loss)
调制解调器(Modem)
调制解调器代用器(Modem Eliminator)
模块适配器(Modular Adapter)
模块插孔(Modular Jack)
MOS:平均意见得分(Mean Opinion Score)
MSDSL:多速率对称数字环路(Multi-rate Symmetric DSL)
MSLT Adjustment:最小扫描线时间调整器(Minimum Scan Line Time Adjustment)
MSLT:最小扫描线时间(Minimum Scan Line Time)
MSN:多重用户号码(Multiple Subscriber Number)
MSO:复合业务运营商(Multiple Service Operator)
MSO:多重系统运营商(Multiple Systems Operator)
MSTE:复用段终端设备(Multiplex Section Terminating Equipment)
MSU:信息信号单元(Message Signal Unit)
MTIE:最大时间间隔误差(Maximum Time Interval Error)
MTP:讯息转移部分(Message Transfer Part)
MTP1:信息传输部分第一级(Message Transfer Part Level 1)
MTP2: Message Transfer Part Level 2 信息传输部分第二级
MTP3:信息传输部分第三级(Message Transfer Part Level 3)
MTS:信息通讯服务(Message Telecommunications Service)
MTS:信息长途通讯业务(Message Toll Service)
Mu-Law (μ-law), Mu-Law
多信道多点分配服务(Multichannel multipoint distribution service)
多频信令(Multifrequency Signaling)
多级优先和占先(Multilevel precedence and preemption)
多级信号(Multi-level Signal)
多重线路电话(Multiline Telephone)
多媒体(Multimedia)
多路存取(Multiple access)
多重自导向(Multiple Homing)
多路复用器(Multiplexer)
多路技术(Multiplexing)
多点视频会议(Multipoint Videoconference)
必须传送要求(Must-Carry)
MVL:多重虚拟线路(Multiple Virtual Line)
N
NAA:下一个可使用的电话局(Next Available Agent)
无保护的呼叫(Naked Call)
无保护的DSL(Naked DSL)
NANP:北美电话号码分配方案(North American Numbering Plan)
国家入网费(National Access Fee)
国家信息基础设施(National Information Infrastructure)
NATO音标字母(NATO phonetic alphabet)
NCAS:非呼叫相关信令(Non-Call Associated Signaling)
NCP:网络控制端(Network Control Point)
NCT: Network Control and Timing 网络控制和定时
NEBS第一级(NEBS Level 1)
NEBS第二级(NEBS Level 2)
NEBS第三级(NEBS Level 3)
NEBS:网络设备构建系统(Network Equipment Building Systems)
否定字符(Negative-acknowledge character)
网络融合(Network Convergence)
网络元素功能快(Network Element Function Block)
网络指示语(Network Indicator)
网络管理中心(Network Management Center)
网络通讯(Network Services)
NEXT:近端串音(Near-End Crosstalk)
NGN:下一代网络(Next Generation Network)
夜间服务(Night Service)
N-ISDN:窄带ISDN(Narrowband ISDN)
NNX
空号音(No Such Number Tone)
未接来电转移(No-Answer Transfer)
类似噪音信号(Noise-Like)
非关联模式信令(Non-associated Mode Signaling)
非交换线路(Non-switched Line)
NPA路由(NPA Routing)
NPA(NPA Split)
NPA:编号计划范围(Numbering Plan Area)
NPA-NXX 路由(NPA-NXX Routing)
NRZ:非归零(Non-Return-to-Zero)
NRZI:反向非归零(Nonreturn to Zero Inverted)
NS/EP通讯(NS/EP telecommunications)
NSP:网络服务供应商(Network Service Provider)
NT-1:网络终端1(Network Termination 1)
零调制解调器(Null Modem)
号码检查音(Number Check Tone)
NXX
O
OA&M:操作、管理、维护(Operation, Administration and Maintenance)
OADM:光插分复用器(Optical Add-Drop Multiplexer)
OAM&P:操作、管理、维护和配置(Operation, Administration, Maintenance and Provisioning)
OBC:带外控制(Out-of-Band Control)
OC:光学载波(Optical Carrier)
OC1:光学载波1(Optical Carrier One)
OC12:光学载波12(Optical Carrier 12)
OC192:光学载波192(Optical Carrier 192)
OC3:光学载波3(Optical Carrier 3)
OC48:光学载波48(Optical Carrier 48)
OC768:光学载波768(Optical Carrier 768)
OC96:光学载波96(Optical Carrier 96)
OCC:其他常用载波(Other Common Carrier)
OC-n:光学载波n水平(Optical Carrier level n)
奇同位校验(Odd Parity)
输入业务强度(Offered Load)
预约流量(Offered Traffic)
接起电话(Off-hook)
“1”比特密度(Ones Density)
单向干线(One-way Trunk)
挂断(On-Hook)
ONI 蜂音信号(ONI Order Tone)
唯一路径干线群(Only-route Trunk Group)
OOS:无法接通信令(Out-of-Service Signaling)
OPC:起源点编码(Originating Point Code)
明线(Open Wire)
OPSM:操作员位置交换模块(Operator Position Switching Module)
光功率分配(Optical power budget)
光功率范围(Optical power margin)
光接收器(Optical Receiver)
光学接收器(Optical Transmitter)
OPX:外部分机(Off Premise Extension)
蜂音信号(Order Tone)
发起端抗干扰器(Originating Resister)
呼叫端用户(Originating User)
OSC:接线员服务电话(Operator Service Call)
OSS:操作支持系统(Operation Support System)
OTM:电话系统运行管理软件( Optivity Telephony Manager)
向外呼叫(Outbound)
禁止呼出(Outgoing Calls Barred)
向外发送器(Outgoing Sender)
带外信令(Out-of-Band Signaling)
外部线路设备(Outside Plant)
隙外信令(Out-Slot Signaling)
广域传输系统外线路(Out-WATS Line)
溢出(Overfill)
溢出负荷(Overflow Load)
监控信息(Overhead information)
重叠(Overlap)
P
PABX:专用自动交换分机(Private Automatic Branch Exchange)
数据包装拆器交换(PAD Switching)
对绞电缆(Pair Cable)
成对增益(Pair Gain)
成对不等性码(Paired disparity code)
PAM:脉冲调幅(Pulse Amplitude Modulation)
平行传输(Parallel Transmission)
校验位(Parity bit)
泛拨号音(Partial Dial Tone)
部分专用通道(Partially Dedicated Access)
分机线路(Party Line)
沿线发送方法(Pass Along Method)
插线面板(Patch Panel)
PBX:专用交换分机(Private Branch Exchange)
PCM:脉冲编码调制(Pulse-code Modulation)
PCV:信道编码错误(Path Coding Violation)
PDH:准同步数字系列(Plesiochronous Digital Hierarchy)
最大负荷(Peak Load)
占线计次(Peg Count)
持久性呼叫(Permanent Calls)
持久呼叫信号(Permanent Signal)
PH:协议处理器(Protocol Handler)
幻路(Phantom Circuit)
相位失真(Phase Distortion)
相位移动(Phase Shift)
主交换运营商收费(PIC Charges)
主交换运营商冻结(PIC Freeze)
主交换运营商请求(PIC Request)
主交换运营商回馈(PIC Response)
PIC:呼叫状态(Point In Call)
PIC:主交换运营商(Primary Interexchange Carrier)
PICC:预先设定交换运营商费用(Pre-subscribed Inter-exchange Carrier Charge)
控制信号(Pilot signal)
PINX:专用综合服务网络交换(Private INtegrated services network eXchange)
PLAR:专线自动回铃(Private Line, Automatic Ringdown)
专线自动回铃-远程分机(Plar-Opx)
准同步(Plesiochronous)
PNP:专用电话号码编号方案(Private Numbering Plan)
POH:通道开销(Path Overhead)
端点编码(Point Code)
轮流询问(Polling)
PON:无源光网络(Passive Optic Network)
POP:汇集点(Point Of Presence)
拨号后延迟(Post-dial Delay)
拨号对等(POTS Dial Peer POTS)
POTS:普通老式电话业务(Plain Old Telephone Service)
PPS:每秒脉冲(Pulses Per Second)
PRC:主要参考源(Primary Reference Source)
优先占线音(Preemption Tone)
实现订购(Presubscription)
PRI:主速率接口(Primary Rate Interface)
主通道(Primary Path)
优先呼叫铃声(Priority Audible Ring)
专用线路(Private Line)
继续传输音(Proceed To Send Tone)
代理测试集(Proctor Test Set)
住地额外费用(Property Surcharge)
保护信道(Protection Channel)
备用(Provisioning)
备用软件(Provisioning Software)
PSTN:公共交换电话网络(Public Switched Telephone Network)
PTE:通道终接设备(Path Terminating Equipment)
PTS:公共电话服务(Public Telephone Service)
PTT:邮局、电话和电报(Post, Telephone, and Telegraph)
脉冲链接转发器(Pulse link repeater)
脉冲调制(Pulsing)
按钮拨号(Push Button Dialing)
按键即通操作(Push-to-talk operation)
PVC:固定虚拟连接(Permanent Virtual Connection)
Q
Q.2931
Q.700
Q.703
Q.704
Q.705
Q.706
Q.712
Q.713
Q.716
Q.725
Q.731
Q.732
Q.733
Q.734
Q.735
Q.736
Q.737
Q.761
Q.762
Q.763
Q.7
Q.766
Q.772
Q.773
Q.774
Q.850
Q.920
Q.921
Q.922
Q.922A
Q.930
Q.931
Q.932
Q.933
Q.939
Q.93B
Q.950
Q.951
Q.952
Q.953
Q.954
Q.955
Q.956
Q.957
QDI:准迟延非敏感电路(Quasi Delay Insensitive Circuits)
QPSK:正交相位偏移键控(Quadrature Phase Shift Keying)
QRSS:准随机信号序列(Quasi-Random Signal Sequence)
QSIG:Q信令(Q Signaling)
深埋防护导线(Quad Lock Conduit)
四阶音频信号(Quadruple Order Tone)
量化失真(Quantizing Distortion)
量化噪音(Quantizing Noise)
准随路方式(Quasi-associated Mode)
R
RADSL:不对称数字用户线路(Rate-Adaptive Asymmetric Digital Subscriber Line)
RAI:远程警报显示(Remote Alarm Indication)
雨桶效果(Rain Barrel Effect)
增益式增幅器(Range Extender With Gain)
RBHC:地区贝尔控股公司(Regional Bell Holding Company)
RBOC :地区贝尔运营公司(Regional Bell Operating Companies)
RDI:远程故障指示(Remote Defect Indication)
接受后传输的时间延迟(Receive-After-Transmit Time Delay)
接收到的噪声功率(Received noise power)
接收器(Receiver)
话筒接起音(Receiver Off-Hook Tone)
记录器接通音(Recorder Connected Tone)
记录器警告音(Recorder Warning Tone)
重拨器(Redialer)
瑞德-索罗门码(Reed-Solomon codes)
基准电路(Reference circuit)
参考噪声(Reference noise)
再生(Regeneration)
再生中继器(Regenerative Repeater)
寄存器(Register)
寄存器进程控制(Register Progressive Control)
注册端点(Registered Endpoint)
相对传输水平(Relative Transmission Level)
中继(Relay)
继电器逻辑(Relay Logic)
释放保护(Release-guard)
交换机忙音(Reorder Tone)
变更发送路径(Rerouting)
阻抗设计(Resistance Design)
负责机构(Responsible Organization)
重新拨号(Retrial)
回波耗损(Return Loss)
反向电池监督法(Reverse Battery Supervision)
反向通道(Reverse Channel)
回复音(Reverting Tone)
Ring
环形导体(Ring Conductor)
铃声(Ring Tone)
响铃往返(Ring Trip)
振铃(Ringdown)
套环(Ringer)
旋转拨号电话(Rotary Dial Telephone)
循环组(Rotary Groups)
多重路由(Route Advance)
替代路由(Routing Alternate)
路由编码(Routing Code)
传送标识符(Routing Indicator)
RS-232
RS-422
RS-423
RS-449
RS-530
RSS:遥控开关系统(Remote Switching System)
RTP 冗余法(RTP Redundancy)
RTS:请求发送(Request To Send)
S
SAC:服务获取编码(Service Access Code)
SAM:后续地址消息(Subsequent Address Message)
SAS:交换访问服务(Switched Access Service)
通过卫星运行的 PBX(Satellite Operated PBX)
SCA:有选择的呼叫接收(Selective Call Acceptance)
扫描仪(Scanner)
SCF:选择性呼叫前转(Selective Call Forwarding)
SCN:服务控制节点(Service Control Node)
SCR:选择性呼叫拒绝(Selective Call Rejection)
荧屏电话(Screen Phone)
SDA:选择性明示警觉(Selective Distinct Alerting)
SDH:同步数据链路层级结构(Synchronous Data Link Hierarchy)
SDMT:同步离散多频声(Synchronized Discrete Multitone)
SDN:软件所界定的网络(Software Defined Network)
SDS:交换数字服务(Switched Digital Service)
SDSL:单线数字用户线路(Single-line Digital Subscriber Line)
SDSU: SMDS DSU
安全电话(Secure telephone)
抓取(Seize)
选择开关(Selector Switch)
发送器(Sender)
串行传输(Serial Transmission)
业务指示码(Service Indicator)
服务观察识别音(Service Observing Tone)
SHDSL:单对高速用户数字线路(Single-pair high-speed digital subscriber line)
SIF:信令信息字段(Signaling Information Field)
信号通道(Signal Path)
信号单元(Signal Unit)
信号单元(Signal Unit)
信令(Signaling)
信令数据链路(Signaling Data Link)
信号群(Signaling Group)
信令链路(Signaling Link)
信令信息(Signaling Message)
信令信息路径(Signaling Message Route)
信令端点(Signaling Point)
信令点编码(Signaling Point Code)
信令点编码方式(Signaling Point Numbering Plan)
信令关系(Signaling Relation)
信令路径(Signaling Route)
信令系统(Signaling System)
信令时隙(Signaling Time Slot)
信令流量管理功能(Signaling Traffic Management Functions)
SIGTRAN:信令传输协议(Signaling Transport)
单一性(Simplex)
单工电路(Simplex Circuit)
单频率信令(Single Frequency Signaling)
单个蜂音信号(Single Order Tone)
接收器(Sink)
SIP:会话初始化协议(Session Initiation Protocol)
SIP:SMDS 界面协议(SMDS Interface Protocol)
SIP-T:电话 SIP(SIP for Telephones)
跳跃路由(Skip Route)
Slave
SLC:信令链接编码(Signaling Link Code)
潜行电流(Sneak Current)
SNI:用户网络界面(Subscriber Network Interface)
软交换(Softswitch)
SONET 线路终止设备(SONET Line Terminating Equipment)
SONET 多路技术(SONET Multiplexing)
SONET/SDH:(SDH) 同步光网络(SONET)/同步数字分级系统(SDH)(Synchronous Optical Network (SONET) and Synchronous Digital Hierarchy)
SONET:同步光网络(Synchronous Optical Network)
源(Source)
源头用户(Source User)
空分交换(Space Division switching)
特殊的拨号音(Special Dial Tone)
特殊 LATA 访问(Special LATA Access)
语音数字信令(Speech Digit Signaling)
快速呼叫(Speed Calling)
透明光纤(Spelled fiber)
SPID:服务配置文件标识符(Service Profile Identifier)
向前溢出功能(Spill-forward feature)
器(Splitter)
(Splitting)
SPM:用户端脉冲计量(Subscriber Pulse Metering)
SSN:子系统号码(Subsystem Number)
SSP:业务交换点(Service Switching Point)
开始拨号监视(Start Dial Supervision)
站点编码(Station Code)
逐步交换(SXS)转化设备(Step-by-Step Switch (SXS) Switching Equipment)
STM:同步传输模块(Synchronous Transmission Module)
STM-0:零水平同步传输模块(Synchronous Transmission Module level zero)
STM-1:一级同步传输模块(Synchronous Transmission Module level one)
STM-4:四级同步传输模块(Synchronous Transmission Module level 4)
STM-n:n 级同步传输模块(Synchronous Transmission Module level n)
存储程序控制(Stored Program Control)
STP:信号转接点(Signal Transfer Point)
层级(Stratum)
层级 3(Stratum 3)
STS-1:一级同步传输信号(Synchronous Transport Signal level 1)
STS-3c:三级同步传输信号-连接(Synchronous Transport Signal concatenated)
STS-N:N 级同步传输信号(Synchronous Transport Signal level N)
海底通讯电缆(Submarine Communications Cable)
用户回路(Subscriber Loop)
用户回路载波器(Subscriber Loop Carrier)
次语音级(Sub-voice Grade)
超帧(Super Frame)
监视信号(Supervisory Signals)
交换器(Switch)
3, level
钩键(Switch Hook)
开关阵列(Switch Matrices)
开关系列(Switch Train)
交换接入(Switched Access)
交换呼叫(Switched Calls)
Switched-1536
Switched-384
Switched-56
叉簧交换机(Switchhook)
交换机闪烁(Switchhook Flash)
交换费(Switching Fee)
交换矩阵(Switching Matrices)
交换模块(Switching Module)
虚拟网络运营商(Switchless Reseller)
SXS:逐步交换(Step-by-Step Switch)
对称数字用户线路(Symmetric Digital Subscriber Line)
同步网络(Synchronous network)
X 系统(System X)
T
T.120
T.30
T.38
T1
T1接入线(T1 access line)
T1电缆(T1 Cable)
T1载波(T1 Carrier)
T1线路(T1 Line)
T1 PRI 线路(T1 PRI Line)
T1/DS-1
T2/DS-2
T3
T3 线路(T3 Line)
T3/DS-3
T4/DS-4
TA:终端适配器(Terminal Adapter)
TAB:电话询问局(Telephone Answering Bureau)
TABS:遥测异步块串行(Telemetry Asynchronous Block Serial)
战术指示(Tactical Designator)
TALI:泰柯莱柯传输适配器层界面(Tekelec's Transport Adapter Layer Interface)
通话电池(Talk Battery)
汇界交换(Tandem Switching)
中继联络干线交换(Tandem Tie Trunk Switching)
中继干线(Tandem Trunk)
TASI:时间分配话音插空(Time Assignment Speech Interpolation)
TAT-12/13
TAT-8
TBOS:遥感比特串行协议(Telemetry Byte Oriented Serial Protocol)
TCAP:事务处理功能应用部(Transaction Capabilities Application Part)
T-载波(T-Carrier)
T-CCS:易识别的普通信道信令(Transparent Common Channel Signaling)
TCM:格码调制(Trellis Coded Modulation(TCM))
TDD:听力障碍者专用通讯设备(Telecommunications Device for the Deaf)
TDD:时分双工(Time Division Duplexing)
TDM 交差连接(TDM Cross-Connect)
TDM:时分多路技术(Time Division Multiplexing)
电讯公司(Telco)
电话回传 CM(Telco-Return CM)
遥控指令(Telecommand)
长途通讯(Telecommunication)
长途通讯电路(Telecommunication circuit)
《1996年电讯法案》(Telecommunications Act of 1996)
电讯室(Telecommunications closet)
电讯网络(Telecommunications Network)
电讯服务(Telecommunications Service)
优先电信服务(TSP)系统用户(Telecommunications Service Priority (TSP) system user)
电讯资费(Telecommunications tariffs)
通讯人(Telecommuters)
远程电讯会议(Teleconference)
Teledesic
Teleflip
远程医疗(Telehealth)
远程操作(Teleoperation)
电话号码映射(Telephone Number Mapping)
电话学(Telephony)
电讯文本(Teletext)
在家工作(Telework)
电报(Telex)
终端设备(Terminal Equipment)
终止的线路(Terminated Line)
三重信号(Ternary Signal)
测试信号(Testing Signal)
TGW:中继网关(Trunking Gateway)
第三方计费(Third Party Billing)
TIA/EIA-568标准(TIA/EIA-568 Standard)
TIA:电讯工业联盟(Telecommunications Industry Alliance)
TIA-232
TIA-422
TIA-423
TIA-449
TIA-530
联络中继线(Tie Trunk)
直达连接线路(Tie-Line)
联络线干线(Tie-Line Trunk)
TIIAP:通讯及信息基础建设协助方案(Telecommunications and Information Infrastructure Assistance Program)
线路繁忙同一时间(Time Consistent Busy Hour)
时分(Time Division)
时分交换(Time Division Switching)
每日路径安排(Time of Day Routing)
TINA:电讯信息网络结构(Telecommunications Information Networking Architecture)
TINA-C:电讯信息网络结构联盟(Telecommunications Information Networking Architecture Consortium)
触点(Tip)
正极线和负极线(Tip and Ring)
末端电缆(Tip Cable)
尖端(Tip Side)
TIRKS:干线信息记录保存系统(Trunk Information Record Keeping System)
TL1:交易语言 1(Transaction Language 1)
TMN Model:电讯管理网络模块(Telecommunications Management Network Model)
TMN:电讯管理网络(Telecommunications Management Network)
Toll
盗取电讯服务(Toll Fraud)
长途拨号 PBX(Toll Restriction PBX)
按键音(Touch tone)
通话能力(Traffic Capacity)
流量疏导(Traffic Grooming)
流量使用(Traffic Usage)
信息流量安全(Traffic-flow security)
传输(Transmission)
传输块(Transmission block)
传输系数(Transmission coefficient)
传输损失(Transmission Impairments)
传输水平(Transmission Level)
传输媒介(Transmission medium)
传输目标(Transmission Objectives)
传输系统(Transmission system)
TRIP:IP 电话路由(Telephony Routing over IP)
三重阶音频信号(Triple Order Tone)
故障音(Trouble Tone)
TRS:电讯转接服务(Telecommunications Relay Service)
干线(Trunk)
单个干线(Trunk Member)
干线占用(Trunk Occupancy)
TSAPI:电话服务应用规划界面(Telephony Services Application Programming Interface)
TSI:时间空档交换(Time Slot Interchange)
TSI:传输用户信息(Transmitting Subscriber Information)
TSP:电讯服务优先系统(Telecommunications Service Priority system)
TSPS 占线确认音(TSPS Busy Verification Tone)
TSPS:流量服务定位系统(Traffic Service Position System)
TTY:电传打字机(Teletypewriter)
TUA:TCAP-用户适配层(TCAP-User Adaptation Layer)
TUP:电话用户部分(Telephone User Part)
双向干线(Two-Way Trunk)
U
U 界面(U Interface)
Uncapping
UNE:非受限网络元素(Unbundled Network Elements)
UNE-L:非受限网络元素回路(Unbundled Network Elements Loop)
UNE-P:非附随网路元件平台(Unbundled Network Elements Platform)
统一呼叫分配(Uniform Call Distributor)
单极信号(Unipolar signal)
通用数字载波(Universal Digital Carrier)
通用服务(Universal Service)
UPT:通用个人电讯(Universal Personal Telecommunications)
用户信息位(User information bit)
用户部分(User Part)
用户面板(User Plane)
UTC:国际标准时间协调程序(Universal Time Coordinator)
基于公用公司的通讯服务供应商(Utility-Based Communications Service Providers)
UUIE:用户-用户信息元素(User-User Information Element)
V
V.24
V.25bis
V.32
V.32bis
V.34
V.35
V.42
V.xx
V5UA:V5.2 用户适配层(V5.2-User Adaptation Layer)
空白编码音(Vacant Code Tone)
Vacant Position Tone 空位音
VAD:语音行为检测(Voice Activity Detection)
VAD:语音激活检测器(Voice Activity Detector)
有效性检验(Validity Check)
可变长度缓冲器(Variable length buffer)
VAS: Value-Added Service 附加值服务
VCDX:非常压缩数字交换(Very Compact Digital eXchange)
VCO:语音延续(Voice Carry Over)
VCS:虚拟电路服务(Virtual Circuit Service)
VDSL:超高数据传输速率数字用户线路(Very-High-Data-Rate Digital Subscriber Line)
VDSL2:第二代 VDSL (Second Generation VDSL)
垂直冗余码校验(Vertical Redundancy Check)
VIC:语音界面卡(Voice Interface Card)
虚拟呼叫功能(Virtual call capability)
虚拟配置(Virtual Collocation)
虚拟交换(Virtual Switching)
VMB:语音邮箱(Voice Mail Box)
语音频率(Voice Frequency)
电话线路(Voice Grade Channel)
语音邮件(Voice Mail)
语音端口(Voice Port)
语音回应单元(Voice Response Unit)
VoIP:IP 语音(Voice over IP)
VT:虚拟支路(Virtual Tributary)
VT-n:虚支路水平 n(Virtual Tributary Level n )
W
警告音(Warning Tone)
WATS:广域电话服务(Wide-Area Telephone Service)
闪烁启动(Wink Start)
闪烁启动信令(Wink Start Signaling)
线路中心(Wire Center)
线路中心服务区域(Wire Center Serving Area)
窃听(Wire Tap)
工作区域(Work Area)
X
X.25 包交换技术(X.25 Packet Switching)
xDSL:数字用户线路(Digital Subscriber Line)
Y
黄色警报(Yellow Alarm)
Z
ZBTSI:零字节时隙交换(Zero Byte Time Slot Interchange)
零散射倾斜(Zero-dispersion slope)
齐默曼电报(Zimmermann Telegram)
祖鲁日期(Zulu Date)
祖鲁时间(Zulu Time)
数字
μ-law (Mu-Law)
110块(110 Block)
114 电话查询服务(114 Service)
119 报警服务(119 Service)
1A
1A电子转接系统(1A-ESS)
1通讯包交换系统(1PSS)
2500 电话机(2500 Set)
2B+D
2个二进制1个四进制(2 Binary 1 Quaternary)
2层残留边带调制(2-level Vestigial SideBand modulation)
双线设备(2-wire Facility)
411 电话查询服务(411 Service)
4B/3T
第四类电子交换系统开关(4ESS Switch)
四线路设备(4-wire Facility)
4WL-WDM:四重波长波段分割多路技术(Four-Wavelength Wave Multiplexing)
500 拨号服务(500 Service)
Division
500 型电话机(500 Set)
Telco 50 针连接器(50-Pin Telco)
56千比特/秒(56 kbps)
56千比特/秒调制解调器(56 Kbps Modem)
第五类电子转换系统(5ESS Switch)
第五类电子转换系统-2000(5ESS-2000)
千比特/秒( Kbps)
66块(66 Block)
66 型接线板(66-type Connecting Block)
66 型交叉连接(66-type Cross Connect)
700 拨号服务(700 Service)
711 拨号服务(711 Service)
可移动的800服务(800 Portability)
800 拨号服务(800 Service)
800 Valuflex 服务(800 Valuflex Service)
877 拨号服务(877 Service)
888 拨号服务(888 Service)
8B10BLF
900 拨号服务(900 Service)
905-928 赫兹(905-928 MHz)
911 拨号服务(911 Service)
958 号码(958 Number)
959 号码(959 Number)
976 拨号服务(976 Service)
999 拨号服务(999 Service)
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