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
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相关考题
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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 -
单项选择题
Which command can be a router to verify the layer 3 path to a host?（）
A. traceroute address
B. tracert address
C. ssh address
D. telnet address
