正确答案: D

交换机可以转发广播

题目：下列关于路由器和交换机的描述中，错误的是（）

解析：D

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学习资料的答案和解析：

[单选题]Which command on router EzonexamA will assign the last usable IP address from the 192.168.32.128/28 subnetwork to a router interface?

EzonexamA(config-if) ip address 192.168.32.142 255.255.255.240

解析：A 解析：Explanation:

[多选题]CDP is being used throughout the Ezonexam network. What are two reasons why the Ezonexam network administrator would use CDP? (Choose two)

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

[单选题]IP地址为：192.168.50.70，掩码为：255.255.255.248，则该IP地址所在子网的广播地址为（）

192.168.50.71

[单选题]The corporate head office of Ezonexam has a teleconferencing system that uses VOIP (voice over IP) technology. This system uses UDP as the transport for the data transmissions. If these UDP datagrams arrive at their destination out of sequence, what will happen?

UDP will pass the information in the datagrams up to the next OSI layer in the order that they arrive.

解析：解析：Explanation:

[单选题]After logging into a router and typing in a few show commands, you press the up arrow key. What will this do?

It will recall the previous command line

解析：解析：Explanation: