An auditor is given access to a conference room to conduct an analysis. When they connect their
laptop’s Ethernet cable into the wall jack, they are not able to get a connection to the Internet but

have a link light. Which of the following is MOST likely causing this issue?

A.
Ethernet cable is damaged

B.
The host firewall is set to disallow outbound connections

C.
Network Access Control

D.
The switch port is administratively shutdown

Explanation:
Network Access Control (NAC) means controlling access to an environment through strict
adherence to and implementation of security policies. The goals of NAC are to prevent/reduce
zero-day attacks, enforce security policy throughout the network, and use identities to perform
access control.