What are two prerequisites for implementing undesirable URL protection in Cisco ESA? (Choose two.)
A . Enable outbreak filters.
B . Enable email relay.
C . Enable antispam scanning.
D . Enable port bouncing.
E . Enable antivirus scanning.
Answer: AC
Explanation:
Reference: https://www.cisco.com/c/en/us/td/docs/security/esa/esa12-0/user_guide/b_ESA_Admin_Guide_12_0/b_ESA_Admin_Guide_chapter_01111.html