单项选择题
A. NAC can authenticate using 802.1X and IBNS cannot
B. NAC can ensure only compliant machines connect and IBNS cannot
C. NAC can ensure access to the correct network resources and IBNS cannot
D. NAC can manage user mobility and reduce overhead costs and IBNS cannot
单项选择题 InwhichNASoperatingmodeareACLfilteringandbandwidththrottlingonlyprovidedduring postureassessment？（）
单项选择题 Anorganizationhiresacontractorwhoonlyneedsaccesstoemailandagroupcalendar.Theydonotneedadministratoraccesstothecomputer.WhichVPNmodelisthemostappropriate？（）
单项选择题 Whichoftheserecommendeddesignsprovidesthehighestavailability？（）