单项选择题
A. Call Management Link Agent
B. Traffic policing
C. Call Admission Control
D. QoS Link Congestion Management
E. Oversubscription Link Detection
单项选择题 WhichstatementistrueabouttheCallAdmissionControl（CAC）featureinVoIPnetworks？（）
多项选择题 WhenCiscoSDMisusedtogenerateQoSpolicy，variousQoSclasseswillbecreatedandassignedapercentageoftheinterfacebandwidth.WhichthreestatementsindicatethedefaultbandwidthvaluesthatareassignedbySDMforoutgoingtrafficonaWANinterface？（）
多项选择题 TheCiscoSDMwillcreateaQoSpolicythatprovidesservicestotwotypesoftraffic.WhichtwostatementsindicatethedefaultQoSparametersthatarecreatedbySDM？（）