Voicemail detection on FreeSWITCH
问题 I am working on a predictive dialer-like application in which I should detect whether the call was picked up by a voicemail or not. I am using the follwing: Server: I am using FreeSWITCH v1.6.11. I built and configured AVMD module. Client: I am using sipml5 connected to Freeswitch via WSS. The idea is when Freeswitch detects a beep sound, it will fire an event called AVMD_EVENT_BEEP. In the following log, I am using a telnet client connected to FreeSWITCH socket. I subscribed to the event via