一、光纤连接器(Fiber Optic Connector)(查出对应的英文便于自己记忆)
(一)FC型(Ferrule Connector):金属套螺丝扣
ferrule (n.) a piece of metal or rubber that covers the end of an umbrella or a stick to protected it
(二)SC型(Subscriber Connector/square connector):矩形插拔销式
(三)LC型(Little Connector)
(四)"SC/PC"中的"PC"指Non-angled Physical Contact connector(无角度接触连接器),"SC/APC"中的"APC"指Angled Physical
Contact connector(有角度接触连接器)
二、一些术语的缩略写法及注释
(一)MDF(Main Distribution Frame):总配线架
(二)CPN(Customer Premises Network):用户驻地网
Premises (n.)the building and the land around it that a business owns or uess
(三)UNI(User Network Interface):用户网络接口
(四)SNI(Service Node Interface):业务节点接口
(五)CPE:用户驻地设备
(六)TMN(Telecommunications Management Network):电信管理网
(七)接入网的传送网分为三层,CL(Circuit Layer):电路层,TP(Transmission Path Layer):传输通道层,
TM(Transmission Media Layer):传输介质层
(八)NTU(Network Terminal Unit):网络终端设备,如调制解调器
(九)ADSL:asymmetric,also "asymmetrical"
(十)VDSL:Very-high-bit-rate
(十一)MSTP:Multi-Service Transfer Platform
(十二)FWA(Fixed Wireless Access) :固定无线接入
(十三)Fiber Converter:光电转换器
(十四)PTN(Packet Transport Network):分组传送网
(十五)5种主要类型的ONU:
1.SFU(Single family Unit):单住户单元
2.HGU(Home Gateway Unit):家庭网关单元
3.MDU(Multi-Dwelling Unit):多住户单元
4.SBU(Single Business Unit):单商户单元
5.MTU(Multi-Tenant Unit):多商户单元