YouhaveveryfewCisco7920wirelessIPphonesonyournetwork，butlotsofwirelesslaptops.You wanttoincreasethebandwidthavailableforthelaptopsbydecreasingthebandwidthreservedforthe Cisco7920phones.Whatisthelowestpercentageofvoice-allocatedbandwidthyoucanselectontheWL
题目
YouhaveveryfewCisco7920wirelessIPphonesonyournetwork，butlotsofwirelesslaptops.You wanttoincreasethebandwidthavailableforthelaptopsbydecreasingthebandwidthreservedforthe Cisco7920phones.Whatisthelowestpercentageofvoice-allocatedbandwidthyoucanselectontheWLANcontroller？（）
A.55percent
B.75percent
C.40percent
D.25percent
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参考答案和解析
参考答案：C