I have 2-3 7985's that when the user places an audio call, they will reboot about 5 secs into the audio call. They are all running the same load 4.2.1.
Anyone else seen this?
Try these steps.
H323: On the matching voip dial-peer(s), configure:
'rtp payload-type comfort-noise 13'
MGCP: Set CCM Service parameter: 'Silence Suppression with Gateways" = False