Which of the following rules is necessary to support this implementation?

A system administrator is implementing a firewall ACL to block specific communication to and from a predefined list of IP addresses, while allowing all other communication.

Which of the following rules is necessary to support this implementation?
A . Implicit allow as the last rule
B . Implicit allow as the first rule
C . Implicit deny as the first rule
D . Implicit deny as the last rule

View Answer

Answer: C