A port keeps going up and down in the logs
Link flap is almost always cable, connector, or power. Rarely the switch.
Try this first
- 1Swap the patch cable first
- 2Test on a different port or switch
- 3Check the cable run for pinching or EMI
When to bring us in
We can certify the cable if swaps don't help.
See also
- Wi-Fi drops randomly across the officeFirst rule out whether it is the access points or the internet connection itself. Different fix.
- One room or corner has no or bad Wi-FiNot always "add another AP"; often one is poorly positioned, or there is a metal wall in the way.
- Internet is suddenly slow for everyoneThree suspects: your provider, a colleague soaking the line, or a backup or update kicking in unexpectedly.
None of the above fits?
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