1. [多选题]Which of the following steps are necessary in order to add a new VLAN to the Ezonexam switched network? (Select all that apply)
A. Create the VLAN.
B. Name the VLAN.
C. Configure an IP address for the VLAN.
D. Add the desired ports to the new VLAN.
E. Add the VLAN to the VTP domain.
2. [单选题]查看路由表的命令是：()
A. show interface
B. show run
C. show ip route
D. show table
3. [单选题]SMTP工作在OSI哪一层（）
A. 会话层
B. 表示层
C. 传输层
D. 应用层
4. [单选题]下面有关交换机的描述中，正确的是（）
A. 所有交换机都支持VLAN功能
B. 交换机端口(switch port)数量最多为48口
C. 交换机独占带宽
D. 交换机端口(switch port)的最大速率为100Mbit/s
5. [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?
A. EzonexamA(config-if) ip address 192.168.32.142 255.255.255.240
B. EzonexamA(config-if) ip address 192.168.32.143 255.255.255.240
C. EzonexamA(config-if) ip address 192.168.32.158 255.255.255.240
D. EzonexamA(config-if) ip address 192.168.32.145 255.255.255.240
E. EzonexamA(config-if) ip address 192.168.32.144 255.255.255.240
F. F. EzonexamA(config-if) ip address 192.168.32.158 255.255.255.240
G. G. None of the above
