I ran in to that problem yesterday with mutch less than 20 people. I upgraded the firmware to the latest on the AP ́s and I don ́t know if that was the solution but after that it start working.
I had the exact same problem with an R310, it was managed via the controller and ap-firmware: 3.2.0.0.593So I reset it, and installed stand-alone fw: r310_102.0.0.0.5Still the same problem. I sent it back to the distributor and they found there was a...
