试题详情
- 单项选择题请参见图示。主机 PC_A 和主机 PC_B 同时发送流量,来自这两台发送站的帧发生了冲突。最后收到冲突信号的是哪台设备?()
A、集线器 HB1
B、交换机 SW1
C、路由器 R1
D、交换机 SW2
E、路由器 R2
F、交换机 SW4
- B
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