What is the difference between CEF and process switching?

What is the difference between CEF and process switching?
A . CEF processes packets that are too complex for process switching to manage.
B . CEF is more CPU-intensive than process switching.
C . CEF uses the FIB and the adjacency table to make forwarding decisions, whereas process switching punts each packet.
D . Process switching is faster than CE

View Answer

Answer: C

Explanation:

CEF uses a FIB to make IP destination prefix-based switching decisions.