多项选择题
Which two of these are correct regarding the recommended practice for distribution layer designbased on the following configuration？（）
A. use a Layer 2 link between distribution switches B. use a Layer 3 link between distribution switches C. use a redundant link to the core D. use a Layer 3 link between distribution switches with route summarization
单项选择题 WhattypeofCallAdmissioncontrolinCallManagerallowsforlimitstothebandwidthconsumed byactivecalls？（）
单项选择题 WhichoneisnotthefeatureoftheCiscoUnifiedWirelessNetworkarchitecture？（）
多项选择题 Whattwochoicescanyoumakewhenredundancyisrequiredfromabranchofficetoaregional office？（）
