Cisco Certified Network Associate (200-301 CCNA) – Question630


Refer to the exhibit. What is the effect of this configuration?

A.
The switch discards all ingress ARP traffic with invalid MAC-to-IP address bindings.
B. All ARP packets are dropped by the switch.
C. Egress traffic is passed only if the destination is a DHCP server.
D. All ingress and egress traffic is dropped because the interface is untrusted.

Correct Answer: A

Explanation:

Explanation:
Dynamic ARP inspection is an ingress security feature; it does not perform any egress checking.