Using 3CX Cloud & Yealink W52P. W52p Firmware Version 18.104.22.168 Hardware Version 22.214.171.124.0.0.0 3CX Cloud 12 with SP5 G711 U-LAW Yealink W52p is having lots of audio drop outs. Either callers cannot hear them, or they cannot hear the caller for a few seconds. Attached are the settings on the phone. Is there a setting off somewhere?