多项选择题

What are two purposes of a forwarding class?（）

A. to identify traffic that should be dropped
B. to classify traffic
C. to identify traffic that should receive common treatment
D. to assign traffic to output queues

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单项选择题

Which class-of-service component allows you to define the bandwidth allocated to different traffic types?（）

A. classification
B. rewrite marking
C. scheduling
D. queuing

单项选择题

Random early detection (RED) is associated with which class of service component?（）

A. classification
B. policing
C. queuing
D. scheduling

多项选择题

What are three benefits of class of service?（）

A. It can make a slow network faster.
B. It can prioritize latency-sensitive traffic.
C. It can eliminate congestion.
D. It can control congestion.
E. It can allocate bandwidth for different classes of traffic.