单项选择题
In which NAS operating mode are ACL filtering and bandwidth throttling only provided during posture assessment？（）
A. Layer 2 B. Layer 3 C. in-band D. out-of-band E. edge F. central
单项选择题 Anorganizationhiresacontractorwhoonlyneedsaccesstoemailandagroupcalendar.Theydonotneedadministratoraccesstothecomputer.WhichVPNmodelisthemostappropriate？（）
单项选择题 Whichoftheserecommendeddesignsprovidesthehighestavailability？（）
单项选择题 WhichoftheseisacorrectdescriptionofSSO？（）
