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Converting RTP to audio
For debugging and troubleshooting it is often desirable to convert a stream of captured RTP packets to playable audio (e.g. a WAV file). A major difficulity in doing this is decoding the many different types of Codecs that can be carried in an RTP packet stream.
Programs with RTP to audio capability - open source
- VoIPong - captures and decodes G711 RTP streams into WAV files
- Vomit - decodes G711 RTP sessions
- http://cvs.quakenet.org/cgi-bin/cvsweb.cgi/rtpscan/?cvsroot=sircd RTP Scan - Compiles .wav file from captured RTP traffic on the network, very old and unmaintained, lots of work required to compile successfullly
- Oreka - capture and retrieval of SIP, Skinny (SCCP) and raw RTP sessions with audio compression, rdbms metadata storage and web based user interface.
- Wireshark - decodes, analyzes, and plays back RTP streams.
Programs with RTP to audio capability - commerical
- Kowa Quality Star - can capture and play back audio from RTP stream
- WildPackets Etherpeak VX
- GL Communications PacketScan includes an RTP to audio feature
- Using Ethereal and Quicktime or JMF JMStudio to play back RTP streams.
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