正确答案: B

会变成“administratively down”状态

题目：如果把路由器的某个端口的IP配置为：192.168.10.64，掩码配置为：255.255.255.248，则该端口（）

解析：B

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学习资料的答案和解析：

[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：（）

默认路由：0.0.0.0

[单选题]当配置一个CISCO的路由器时，缺省的DR和BDR优先级是（）。

1

[单选题]NAT可以被用于完成多种功能，以下不属于其功能的是：（）

内部网络流量控制

[单选题]交换机转发数据到目的地依靠()

MAC地址表

[单选题]工作在OSI第三层的设备是：()

路由器

[单选题]路由器“路由模式”的提示符号是（）

(config-router)

[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.)

A hub

A repeater

解析：解析：Explanation:

[多选题]You need to describe the various types of flow control to your co-workers. Which of the following are types of flow control that can be used in a network? (Choose three)

Congestion avoidance

Windowing

Buffering

[单选题]How many usable IP addresses can you get from a conventional Class C address?

254

解析：解析：Explanation: