2 园区网设计.ppt

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1、网络设计讲座内容提要层次化网络结构园区网设计模块化网络设计广域网设计IP规划与路由协议选择2004-062YuanJunHuang园区网设计SmallCampusNetworkCollapsetheCampusBackboneandBuildingDistributionsubmodulesintheCampusBackbonesubmodule.ScaleuptoseveralBuildingAccessswitches.2004-064YuanJunHuangExampleSmallEnterpris

2、e2004-065YuanJunHuangMediumCampusBackbone2004-066YuanJunHuangExampleMediumEnterprise2004-067YuanJunHuangLargeCampusDesign2004-068YuanJunHuangExampleLargeEnterprise2004-069YuanJunHuangSelectingLayer2orLayer3SwitchingLayer2switchingsupportsflatnetworks.Laye

3、r3switchingisusefulinhierarchicalnetworksthatrequirecomplexrouting.Layer2SwitchingCostComplexitySimplerModerateVersatilityLessversatileTypicalusesBuildingAccessCampusBackboneLayer3SwitchingMorecomplexExpensiveMoreversatileBuildingDistributionCampusBackbon

4、e2004-0610YuanJunHuangProvidesclientaccesstothenetworkFastEthernet2004-0611YuanJunHuangGigabitEthernetEnhancesclient/serverperformanceacrosstheenterpriseConnectsdirectlytoGbpsinterfacesonLANswitchesthataggregatetrafficfrom100-MbpssegmentsConnectsdistribut

5、ion-layerswitchesineachbuildingwithacentralcampuscore2004-0612YuanJunHuang10GigabitEthernet40Km2004-0613YuanJunHuang