CompTIA Security+ Question K-80

Which of the following is a best practice when securing a switch from physical access?

A. Disable unnecessary accounts
B. Print baseline configuration
C. Enable access lists
D. Disable unused ports

Answer: D

Disabling unused switch ports a simple method many network administrators use to help secure their network from unauthorized access. All ports not in use should be disabled. Otherwise, they present an open door for an attacker to enter.