正确答案: A

All defined VLANs are allowed on the trunk by default.

题目：A new Ezonexam switch is installed into an existing LAN and a new VTP trunk is set up with an existing switch. Which VLANs will be allowed on this new trunk?

解析：解析：Explanation:

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举一反三的答案和解析：

[多选题]There are 2 switches in the Ezonexam LAN, with no routers. Ports 1, 2 & 3 are assigned to VLAN 1 in switch 1 and 2 and ports 4, 5 & 6 are assigned to VLAN 2 in both switches. These two switches are connected together via a trunked link. Which of the conditions below would verify trunk and VLAN operation? (Select all valid answers)

Host 1 on VLAN 1 can ping Host 2 on VLAN 1

Host 4 on VLAN 2 can not ping Host 1 on VLAN 1

Host 4 on VLAN 2 can ping Host 2 on VLAN 2

解析：解析：Explanation:

[单选题]在OSI七层模型中，介质工作在哪一层()

物理层

[单选题]路由器上“水平分割”的功能是：()

阻止路由环路

[多选题]In which Spanning-Tree states does a switch port learn MAC addresses? (Select two)

Forwarding

Learning

解析：解析：Explanation:

[单选题]以下（）LSA类型是ASBR来宣告外部路由信息的。（）

类型5

[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]Ezonexam has implemented the use of the Virtual Trunking Protocol (VTP). Which statement below accurately describes a benefit of doing this?

VTP will allow switches to share VLAN configuration information