YD-T 1255-2003 具有路由功能的以太网交换机技术要求

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1、ICS33.040.30YU中华人民共和国通信行业标准YD/T1255-2003具有路由功能的以太网交换机技术要求TechnicalSpecificationforEthernetSwitchwithRoutingCapability2003-04-11发布2003-04-11实施中华人民共和国信息产业部发布YD/T1255-2003目次前言·....................................................................................................................

2、......IQ1.J范围·······················································································，························⋯⋯1，一规范性引用文件··························································。··········································⋯⋯1伟﹂定义术语及缩写······································，

3、··················，···············....············............33.1定义·，·············，，·····，····‘······，·，，，，，······，，···，，，1···········，·，·····················⋯⋯33.2缩写·····，··，··············，··················，······，························‘········，························⋯⋯34三层交换机功能·。·

4、·················，······················································，，，······················⋯⋯4lf曰三层交换机接口·······································，···································，，··············，，一，··⋯55.110/100Mbit/s以太网接口·，，·················，，，，····························.··‘....

5、......⋯⋯552千兆比以太网接口········，····················································，，，，···】】·····，·，·，，，，二，‘553SDH接口，，······························································································，····，，··⋯55.4ATM接口·····························································

6、·······································一65.5WDM接口···················，·，················，···············，，，···············，，···‘··················⋯⋯66链路层功能····，············，·，，··，·····················..................····4·····，，，，，·············，，，··，··⋯66.1数据帧的转发及过滤······················

7、·················，·····....................................⋯⋯6维护决定数据帧转发/过滤的信息············，··························································⋯⋯9146.3流量控制······················，··················································.··....·······...........⋯⋯l56.4端