單項選擇題

Why does RSTP have a better convergence time than 802.1D？（）

A.it is newer
B.it has smaller timers
C.it has less overhead
D.it is not timer-based

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單項選擇題

Refer to the exhibit. Which of these is applied to the Bearer class？（）

A.WRED
B.traffic shaping
C.packet marking
D.packet classification
E.FIFO queuing within the class

單項選擇題

Refer to the exhibit. Which switching feature is being tested？（）

A.loop guard
B.PortFast
C.root guard
D.BDPU guard