多项选择题
CDP is running between two TestKing devices. What information is supplied by CDP?（）
A. Device identifiers B. Capabilities list C. Platform D. Route identifier E. Neighbor traffic data
多项选择题 Which Layer 1 devices can be used to enlarge the area covered by a single LAN segment?（）
多项选择题 With regard to bridges and switches, which of the following statements are true?（）
多项选择题 Which of the following are benefits of segmenting a network with a router?（）
