题目内容:
A.Thevoicetrafficcannotbeforwardedtothedistributionlayer.
B.Thevoicetrafficcannotuse802.1pprioritytagging.
C.PortsecuritycannotbeenabledontheswitchthatisattachedtotheIPphone.
D.Qualityofservicecannotbeappliedforthevoicetraffic.
参考答案:
A.Thevoicetrafficcannotbeforwardedtothedistributionlayer.
B.Thevoicetrafficcannotuse802.1pprioritytagging.
C.PortsecuritycannotbeenabledontheswitchthatisattachedtotheIPphone.
D.Qualityofservicecannotbeappliedforthevoicetraffic.