多項選擇題Which two statements about static NAT translations are true?（）

A.They are always present in the NAT table.
B.They allow connection to be initiated from the outside.
C.They can be configured with access lists, to allow two or more connections to be initiated from the outside.
D.They require no inside or outside interface markings because addresses are statically defined.



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1.單項選擇題Which command shows your active Telnet connections？（）

A.show session
B.show cdp neighbors
C.show users
D.show queue

2.多項選擇題第二次體系架構(gòu)的攻擊有哪些（）

A.MAC地址欺騙
B.STP操作
C.MAC地址表溢出
D.LAN風暴

3.單項選擇題Which commands is necessary to permit SSH or Telnet access to a cisco switch that is otherwiseconfigured for these vty line protocols？（）

A.transport type all
B.transport output all
C.transport preferred all
D.transport input all

4.多項選擇題CSA是通過（）部署保護的

A.文件系統(tǒng)攔截器
B.網(wǎng)絡攔截器
C.配置攔截器
D.執(zhí)行空間攔截器