CompTIA A+ Question G-58

An administrator wants to prevent people outside of the building from accessing a new wireless router. Which of the following is the LEAST labor intensive method to use while setting up new workstations?

A. Turn SSID broadcast off
B. Use wireless encryption
C. Institute MAC filtering
D. Setup static IP addresses

Correct Answer: A

Explanation:
http://www.speedguide.net/faq_in_q.php?qid=81