单项选择题
Which IOS feature provides dial plan scalability and bandwidth management for H.323 VoIP implementations?()
A.gatekeeper B.Call Routing C.Call Admission Control D.Digital Signal Processors
多项选择题 WhichthreepiecesofinformationareusedtocalculatethetotalbandwidthofaVoIPcall?()
多项选择题 WhataretwocharacteristicsoftheDiffServmodel?()
多项选择题 WhichthreedevicesareusedbytheCiscoWirelessControlSystem(WCS)forwirelessmanagement?()