A user within your organization is complaining about issues with connectivity. While troubleshooting you discover that the port on the switch that the user’s computer is connected to is continually alternating between up and down states. This is a condition known as what?
Port flapping (also known as link flap) occurs when a port alternates between up and down states affecting connectivity for anything connected to that port. This can be caused by issues such as cable or other hardware failures, something in the configuration, etc.
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What causes port flapping?
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How can I troubleshoot port flapping?
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What is the difference between port flapping and jitter?