单项选择题

When a host transmits data across a network to another host, which process does the data go through?（）

A. standardization
B. conversion
C. encapsulation
D. synchronization

<上一题目录下一题>

热门试题

单项选择题

A network admin wants to know every hop the packets take when he accesses cisco.com. Which command is the most appropriate to use?（）

A. path cisco.com
B. debug cisco.com
C. trace cisco.com
D. traceroute cisco.com

单项选择题

Which line from the output of the show ip interface command indicates a layer 1 problem?（）

A. Serial0/1 is up, line protocol is down
B. Serial0/1 is down, line protocol is down
C. Serial0/1 is up, line protocol is up
D. Serial0/1 is administratively down, line protocol is down