[多选题]You need to configure an 802.1Q link on a Ezonexam switch. Which commands, when used together, would do this? (Select two answer choices)

正确答案 ：CD

Switch(config-if) switchport mode trunk

Switch(config-if) switchport trunk encapsulation dot1q

解析：C,D 解析：Explanation:

[单选题]哪个ACL可允许主机10.220.158.10访问web服务器192.168.3.244()

正确答案 ：D

access-list 101 permit tcp 10.220.158.10 0.0.0.0 host 192.168.3.224 eq 80

[单选题]把指定端口添加到VLAN的命令是：()

正确答案 ：D

switch port

[多选题]Regarding DHCP (dynamic host configuration protocol), which two of the following choices below are true? (Select two answer choices)

正确答案 ：AB

The DHCP Discover message uses FF-FF-FF-FF-FF as the Layer 2 destination address.

The DHCP Discover message uses UDP as the transport layer protocol.

解析：A,B 解析：Explanation:

[单选题]On a half-duplex Ethernet LAN, two hosts attempt to send data simultaneously, resulting in a collision. Following this collision, what will the hosts do? (Select all valid answers)

正确答案 ：C

The hosts will attempt to resume transmission after a time delay has expired.

解析：C 解析：Explanation:

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