We got a response from MerakiWe have associated the behavior identified in this case with a known issue. This is a known issue affecting multiple clients that our engineering team is actively investigating. They are working hard on a solution to roll...

I have tested cables in one of our buildings they come back as working fine. I was instructed to up upgrade our MR36 to MR 31.1.6, the current stable version. Did that this weekend, this has not fixed the issue, numerous AP still have the error.

We currently have several MR36 running 30.7.1 that on the 18th have now got the degraded message, they are connected to a mixture of 9000 and 2960 switches. I have pinned the port to 100mb full duplex and rebooted but it has not made any difference. ...