[多选题]How could the Ezonexam corporation benefit from using VLANs on their network?(Select three answer choices.)

正确答案 ：AE

VLANs allow access to network services based on department, not physical location.

VLANs establish segmented broadcast domains in switched networks.

解析：A,E,F 解析：Explanation:

[单选题]路由器上，清空路由表的命令是（）

正确答案 ：D

clearip route*

[单选题]在OSPF的完全存根区域中，使用以下哪种LSAType报文或其它方式与区域间通信：（）

正确答案 ：D

默认路由：0.0.0.0

[单选题]OSI七层模型中，网络层的数据封装名称为（）

正确答案 ：C

包

[单选题]You are an administrator of the Ezonexam switched network and your goal is to reduce some of the administrative overhead on your network. You plan on achieving this by configuring a new VLAN for each department in the Ezonexam network.However, you need to share the VLAN information across numerous switches. Which of the following would allow you accomplish this?

正确答案 ：D

VTP

解析：D 解析：Explanation:

[单选题]交换机上VLAN的功能描述中，正确的是（）

正确答案 ：B

可以减少广播对网络性能的影响

[单选题]交换机转发数据到目的地依靠()

正确答案 ：B

MAC地址表

[多选题]The LAN needs are expanding at the Ezonexam corporate office, which is quickly growing. You are instructed to enlarge the area covered by a single LAN segment on the Ezonexam network.Which of the following are layer 1 devices that you can use? (Choose all that apply.)

正确答案 ：DE

A hub

A repeater

解析：解析：Explanation:

[单选题]某台PC，能ping通路由器，但不能telnet到路由器，可能的原因是（）

正确答案 ：D

telnet密码未设置

[单选题]You have just purchased a brand new router and wish to have the router prompt you through the initial configuration commands. Which router mode does this describe?

正确答案 ：B

SETUP mode

解析：解析：Explanation:

查看原题