WhichVoIPcomponentscanpermitordenyacallattemptonthebasisofanetwork’savailablebandwidth?()A.MCUB.ApplicationserverC.GatewayD.Gatekeeper
题目
WhichVoIPcomponentscanpermitordenyacallattemptonthebasisofanetwork’savailablebandwidth?()
A.MCU
B.Applicationserver
C.Gateway
D.Gatekeeper