单项选择题
Which traffic descriptor is used for marking？ （）
A.weighted RED （WRED） orange or green labels
B.modular QoS CLI （MQC） application layer tags
C.Deficit Round Robin （DRR） precedence bits
D.header compression tags
E.MPLS experimental bits
F.FIFO Layer 2 descriptor labels （L2DL）
相关考题
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单项选择题
WhichheaderorsetofheadersdoesCRTPcompress？（）
A.Layer 2
B.Layer 3
C.Layer 4
D.Layer 2 and Layer 3
E.Layer 3 and Layer 4 -
多项选择题
Whatarethethreeelementsofconfiguringcongestionmanagement？（）
A.queue creation
B.determining packet drop thresholds
C.determining the random early detection method
D.traffic classification
E.queue scheduling
F.FIFO configuration -
多项选择题
Whichtwostatementsaretrueabouttrafficshapingandtrafficpolicing？（）
A.both traffic shaping and traffic policing cause retransmissions of connection-oriented protocols such as TCP
B.both traffic shaping and traffic policing support the marking and re-marking of traffic
C.the effects of traffic shaping and traffic policing when configured on a router are applied to outgoing traffic
D.traffic shaping queues excess traffic whereas traffic policing discards excess traffic
E.traffic shaping allows the traffic to exceed the bit rate whereas traffic policing prevents the traffic from exceeding the bit rate
