Wireshark feature for VoIP call replay
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.
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.
How to do it...
- Open the Wireshark capture and use the
Telephony
menu to navigate toRTP | RTP Streams
, as shown in the following screenshot:

- Choose the relevant RTP audio stream and the associated reverse stream. Now use analyze to combine the streams from both directions. This will pop up as a different window, as shown here:
- Use the
Play Stream
and listen to the actual audio content. - Wireshark RTP playback does not work for RTP video stream. So...