An interface is configured with a behavior aggregate classifier and a multifield classifier How will the packet be processed when received on this interface?

An interface is configured with a behavior aggregate classifier and a multifield classifier How will the packet be processed when received on this interface?
A . The packet will be discarded.
B. The packet will be processed by the BA classifier first, then the MF classifier.
C. The packet will be forwarded with no classification changes.
D. The packet will be processed by the MF classifier first, then the BA classifier.

View Answer

Answer: C

Explanation:

behavior aggregate (BA) classifiers and multifield (MF) classifiers are two types of classifiers that are used to assign packets to a forwarding class and a loss priority based on different criteria. The forwarding class determines the output queue for a packet. The loss priority is used by a scheduler to control packet discard during periods of congestion.

A BA classifier maps packets to a forwarding class and a loss priority based on a fixed-length field in the packet header, such as DSCP, IP precedence, MPLS EXP, or IEEE