A technician installs an upgraded wireless access point. The technician then notices the activity light comes on briefly and turns off. The access point continues to exhibit this behavior repeatedly and does not come online. Which of the following is the most likely cause of this issue?
Correct Answer: B
Port flapping refers to a network port continuously going up and down, which can prevent the access point from fully coming online.
From CompTIA A+ 220-1101 Official Study Guide, Objective 2.4 - Wired and wireless troubleshooting:
"Repeated loss and restoration of network link is called port flapping and may result in network devices, such as access points, not coming online." Verified Source:
CompTIA A+ Core 1 (220-1101) Official Study Guide, Chapter 2: Network Troubleshooting CompTIA Exam Objectives 220-1101, Domain 2.4