问题详情

What are two advantages of Layer 2 Ethernet switches over hubs?()


A、decreasing the number of collision domains

B、filtering frames based on MAC addresses

C、allowing simultaneous frame transmissions

D、increasing the size of broadcast domains

E、increasing the maximum length of UTP cabling between device

时间:2022-01-04 16:15 关键词: CCNA(640-802)

答案解析

B| C