Audio troubleshooting checklists
- Checking that codec is negotiated properly by both parties
- Check audio interconnection in the conference bridge
- Check CPU utilization
- Check for dangling call in PBX
- Checking the quality of the sound device
- Check for audio underflows/overflows
- Check that correct device is used
- Check by looping back microphone to speaker
- Check if RTP packets are received
- Testing and optimizing audio device with pjsystest
- Checking by playing a WAV file
- Check for problematic clock rate
- Check for network impairments of incoming RTP packets
- Check that audio is transmitting and to correct remote address