单项选择题

A. The packets have exceeded the time-to-live value.B. ……

Referring to the exhibit, which statement is correct?（）

A. The packets have exceeded the time-to-live value.
B. There is a loop.
C. The asterisks indicate a response time out.
D. The asterisks indicate that the traceroute is completed.

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热门试题

单项选择题Referring to the exhibit, what is the purpose of the targets section of the configuration?（）

A. It defines which devices will be sending traps.
B. It specifies where to send traps.
C. It defines the IP addresses of management systems that can access the device.
D. It specifies which devices can be polled for SNMP data.

单项选择题Referring to the exhibit, which command would you use to add an additional address to the ge- 0 0 9.0 interface?（）

A. [edit interfaces ge-0/0/9 unit 0]   user@router# set family inet address /24
B. [edit interfaces ge-0/0/9 unit 0]   user@router# set family inet secondary-address /24
C. [edit interfaces ge-0/0/9 unit 0]   user@router# set family inet address /24 secondary
D. [edit interfaces ge-0/0/9 unit 0]   user@router# set family inet address-secondary /24

单项选择题An administrator is unable to ping any address on the 10.0.19.0 24 subnet. To identify the problem, the administrator uses the command shown in the exhibit. Which step should be taken to solve the problem?（）

A. Check the physical cable.
B. Issue the command activate interfaces fe-0/0/1.5 .
C. Issue the command delete interfaces fe-0/0/1.5 disable.
D. Reconfigure the IP address.

单项选择题You have been asked to use a 23-bit network mask to segment the network block 209.18.12.0. How many usable host addresses will there be per subnet?（）

A. 510
B. 1022
C. 2046
D. 8190

单项选择题You have been allocated a 22 network. How many usable hosts are available?（）

A. 510
B. 512
C. 1022
D. 1024