单项选择题
Which command shows your active Telnet connections?（）
A. show session
B. show cdp neighbors
C. show users
D. show queue
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相关考题
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单项选择题
Which commands is necessary to permit SSH or Telnet access to a cisco switch that is otherwise configured for these vty line protocols?（）
A. transport type all
B. transport output all
C. transport preferred all
D. transport input all -
单项选择题
What is the OSPF default frequency,in seconds,at which a cisco router sends hello packets on a multi-access network?（）
A. 10
B. 40
C. 30
D. 20 -
单项选择题
Which dose the frame-relay interface-dlci command configure?（）
A. remote DLCI on the main interface
B. local DLCI on the main interface
C. local DLCI on the subinterface
D. remote DLCI on the subinterface
