单项选择题
A.hub and spoke B.PE C.CE D.hub E.spoke
Allsecuredomainrouters（SDRs）havesharedattributeandresou...
多项选择题All secure domain routers （SDRs） have shared attribute and resources. Which three resources are sharedall SDRs？ （）
A.privilege-level configuration B.fabric cards C.SNMP traps D.admin- level configuration E.exec- level configuration
WhichstatementaboutVPLSistrue？（）A.All CE devices emulat...
单项选择题Which statement about VPLS is true？（）
A.All CE devices emulate a bridge B.All provider devices emulate a bridge C.Hierarchical VPLS reduces signaling overhead D.Each PE device emulates a bridge E.Each CE device emulates a bridge
Whatmethodofstreaminglivevideoistheleasttaxingonbandwid...
单项选择题What method of streaming live video is the least taxing on bandwidth in a large enterprise environment？（）
A.TCP B.UDP C.HTTP D.Multicast
