单项选择题 Linux创建目录使用哪条命令()

单项选择题 WhichstatementistrueaboutKompella－basedandMartina－basedVPNs？（）

单项选择题 ForIKEphase1negotiations，whenisaggressivemodetypicallyused？（）

单项选择题 PriortoapplyingSCREENoptionstodroptraffic，youwanttodeterminehowyourconfigurationwillaffect traffic.Whichmechanismwouldyouconfiguretoachievethisobjective？（）

单项选择题 WhichtypeofsourceNATisconfiguredintheexhibit？（）[editsecuritynatdestination]user@hostshowpoolA{address10.1.10.5/32；}rule-set1{fromzoneuntrust；rule1A{match{destination-address100.0.0.1/32；}then{destination-natpoolA；}}}A.staticdestinationNATB.staticsourceNATC.pool-baseddestinationNATwithoutPATD.pool-baseddestinationNATwithPAT