正确答案: BD

To obtain the IP Address of a connected device in order to telnet to the device To verify Layer 2 connectivity between two devices when Layer 3 fails

题目：CDP is being used throughout the Ezonexam network. What are two reasons why the Ezonexam network administrator would use CDP? (Choose two)

解析：B,D

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学习资料的答案和解析：

[单选题]IP地址为：192.168.50.70，掩码为：255.255.255.248，则该IP地址所在子网的子网号为（）

192.168.80.64

[单选题]对路由器的描述，正确的是（）

多广播域，单冲突域的设备