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In a three-tier hierarchical campus network design, which action is a design best-practice for the core layer?


A、provideQoSprioritizationservicessuchasmarking,queueing,andclassificationforcriticalnetworktraffic
B、provideredundantLayer3point-to-pointlinksbetweenthecoredevicesformorepredictableandfasterconvergence
C、provideadvancednetworksecurityfeaturessuchas802.1X,DHCPsnooping,VACLs,andportsecurity
D、provideredundantaggregationforaccesslayerdevicesandfirst-hopredundancyprotocolssuchasVRRP

发布时间:2024-11-28 09:37:59
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