多项选择题
A. It is a globally unique IP address.
B. It is a globally unique 48 bit address
C. It is provided by the manufacturer of the NIC.
D. It is used as part of the IPX/SPX configuration.
E. It is a logical address.
多项选择题 Which of the following correctly describe the various functions and virtues of a router?（）
多项选择题 When comparing and contrasting the similarities and differences between bridges and switches, which of the following are valid statements?（）
单项选择题 You wish to segment your LAN into multiple broadcast domains. Which technology method should you implement in order to do this?（）