A company provides wireless connectivity to the internal network from all physical locations for company-owned devices. Users were able to connect the day before, but now all users have reported that when they connect to an access point in the conference room, they cannot access company resources. Which of the following BEST describes the cause of the problem?
A. The access point is blocking access by MAC address. Disable MAC address filtering.
B. The network is not available. Escalate the issue to network support.
C. Expired DNS entries on usersâ’ devices. Request the affected users perform a DNS flush.
D. The access point is a rogue device. Follow incident response procedures.