This is usually a symptom of not forwarding the full RTP range, so double check that router rule, it’s not working for you. You can bandaid by answering the channel on the inbound route, or by adding progressinband if using chan_sip.
This is usually a symptom of not forwarding the full RTP range, so double check that router rule, it’s not working for you. You can bandaid by answering the channel on the inbound route, or by adding progressinband if using chan_sip.