题目内容

WhichNetFlowversionshouldbeusedtocollectaccountingdataforIPv6traffic?()

A. version1
B. version5
C. version7
D. version8
E. version9

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NetworkAhasaspanning-treeprobleminwhichthetrafficisselectingalongerpath.Howisthepathcostcalculated?()

A. numberofhops
B. priorityofthebridge
C. interfacebandwidth
D. interfacedelay
E. Noneoftheabove

AllofthesearefundamentalbuildingblocksofadifferentiatedservicesTrafficConditionerBlockexceptwhichone?()

A. dropper
B. classifier
C. marker
D. querier
E. meter
F. shaper

轨道式塔式起重机,较长轨道每隔20m加一组接地装置。()

外挂架搭设完毕应形成一个封闭整体,转角处、错台位置应用钢管安全网封闭严密。()

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