单项选择题
A.best-effort delivery B.ingress committed rate (ICR) C.shaping and policing D.egress committed rate (ECR) E.Integrated Services (IntServ) F.differentiated services (DiffServ)
A. An IP address is needed on interface seriall/2. B.The auto discovery qos command should be configured on the subinterface C.A generated AutoOoS policy has been applied to serial1/2. D.The collection of data has stopped.
A.LFI B.LLQ C.RSVP D.WFO E.WRED