Polycom VVX601/VVX501 reboot.
The Polycom VVX601 / VVX501 reboot when all codecs are switched on.
To solve this problem. Turn all codecs that are not used off in the configuration of the Polycom. The following codecs are turn on. G.711a for the audio and H.264 for the video. Make sure that the device has the latest firmware version to solve this problem.