YDT1255-2003具有路由功能的以太网交换机技术要求.pdf

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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·····，··，··············，··················，······，························‘········

4、，························⋯⋯34三层交换机功能·。··················，······················································，，，······················⋯⋯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，，······························································································，····，，··⋯55.4A

6、TM接口····································································································一65.5WDM接口···················，·，················，···············，，，···············，，···‘··················⋯⋯66链路层功能····，············，·，，··，·····················............

7、......····4·····，，，，，·············，，，··，··⋯66.1数据帧的转发及过滤·······································，·····....................................⋯⋯6维护决定数据帧转发/过滤的信息············，··························································⋯⋯9146.3流量控制······················，···············

8、···································.··....·······...........⋯⋯l56.4端