You are the network administrator of a small Layer 2 network with 50 users. Lately, users have
been complaining that the network is very slow. While troubleshooting, you notice that the CAM
table of your switch is full, although it supports up to 12, 000 MAC addresses. How should you
solve this issue and prevent it from happening in the future?

A.
Upgrade the switches.

B.
Configure BPDU guard.

C.
Configure VLAN access lists.

D.
Configure port security.

E.
Configure Dynamic ARP inspection.