Julie has been told that her company has been the victim of a DNS poisoning attack. What were the symptoms that were mostly identified to indicate this type of attack?

A.
Routers were misrouting packets.

B.
Traffic was bypassing firewalls.

C.
Users were able to bypass the company�s proxy server.

D.
Web redirection was occurring.

Explanation:
A DNS poisoning attack means that an attacker provides a DNS server
with an incorrect hostname to IP mapping information. This attack is usually carried
out to point users to an incorrect Web site.