Wireshark is augmented with an audio playback feature that encodes the RTP audio stream and plays the actual audio content. Play Streams is used for this purpose. This option merges the audio stream from both forward and reverse directions and allows the user to listen to the actual conversation.
Wireshark feature for VoIP call replay
Getting ready
When there is a problem on a specific client, connect Wireshark to the client port with a port mirror. When there is a problem with all clients, connect Wireshark to a common switch connecting all the clients.