单项选择题
A.较长的HelloTime可以降低生成树计算的消耗 B.过长的HelloTime会导致对链路故障的反应迟缓 C.较长的HelloTime可以增强生成树的健壮性 D.过短的HelloTime会加重CPU和网络负担
A.[Quidway]stp port Ethernet 0/1 cost cost B.[Quidway]stp cost cost C.[Quidway-Ethernet0/1]stp port Ethernet 0/1 cost cost D.[Quidway-Ethernet0/1]stp cost cost
A.[Quidway]stp priority priority B.[Quidway]stp port priority priority C.[Quidway-Ethernet0/1]stp priority priority D.[Quidway-Ethernet0/1]stp port priority priority