Which two statements about policing,queuing ,and scheduling ate true?(Choose two)
A. You can schedule traffic by imposing a maximun data rate on a class of traffic so that excess packets are dropped from the queue
B. You can apply WRED to a class of traffic,which allows packets to be dropped based on the CoS field.
C. The WRED algorithm is a reactive approach that only applies to traffic confestion
D. Policing is the monitoring of data rates for a particular class of traffic,The device can also monitor associated burst sizes
E. Only single rate and dual rate policers can be defined.
