单项选择题 Which one of the following protocols allows the information about the configuration of a new VLAN to be distributed across entire switched network?（）

多项选择题 What are some of the characteristics of a typical VLAN arrangement?（）

多项选择题 A new VLAN needs to be created for an existing network. Which of the following are the minimum tasks that must be accomplished in order to create the new VLAN?（）