No fix yet. I've tried factory resetting and setting them up statically multiple times and the ATA's will still drop registration anywhere from 2 days to 2 weeks later.
We have the same problem with our two ATA191's. We go about 1 month and then the ATA stops working. The connection to the switch remains active, but the registration drops, we can't ping them, and no IPv4 Address is listed in CM. They have to be po...
Figured out my problem. The Application User (Receptionist) did not have the three phones set as controlled devices. As soon as I added them the handset status was visible in CUACS.User Management>Application User>Receptionist>Available Devices>Devic...
I have the exact same issue, also on CUACS. Three out of our 75 phones are missing the handset status. Can't find anything different in the setup. No controlled devices are set with the working phones, so the three that are not working should not re...
