A.excessive collisions B.FCS errors C.runts D.late collisions
A.BPDUs that enter a blocking port are discarded. B.BPDUs that enter a blocking port are processed. C.Loopguard puts an interface into a loop-inconsistent state when BPDUs stop being received on a blocking port. D.BPDUs are only processed on forwarding ports.
A.The CBWFQ scheduler provides a guaranteed minimum amount of bandwidth to each class. B.CBWFQ services each class queue using a strict priority scheduler. C.The class-default queue only supports WFQ. D.Inside a class queue, processing is always FIFO, except for the class-default queue.