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  3. What is one benefit of PVST+?

What is one benefit of PVST+?

admin2019-04-08  0
问题 What is one benefit of PVST+?
选项 A、        PVST+reduces the CPU cycles for all the switches in the network
B、        PVST+automatically selects the root bridge location,to provide optimized        bandwidth usage．
C、        PVST+allow the root switch location to be optimized per vlan．
D、        PVST+supports Layer 3 load balancing without loops．
答案C
解析 PVST+允许每一个vlan有自己的跟桥
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