I like that cool Perl script. I'll have to try that some time. In the meantime you can use tshark to extract the rtp and then use sox to turn them into wav files. I'm working on a script to do that automatically, but in the meantime this post should help:<br>
<br><a href="http://gteissier.wordpress.com/2010/03/02/tshark-the-swiss-army-knife-of-packet-analysis/">http://gteissier.wordpress.com/2010/03/02/tshark-the-swiss-army-knife-of-packet-analysis/</a><br><br>-MC<br><br><div class="gmail_quote">
On Sun, Mar 3, 2013 at 4:40 PM, shouldbe q931 <span dir="ltr"><<a href="mailto:shouldbeq931@gmail.com" target="_blank">shouldbeq931@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
<div class="HOEnZb"><div class="h5">On Sun, Mar 3, 2013 at 11:40 PM, Avi Marcus <<a href="mailto:avi@avimarcus.net">avi@avimarcus.net</a>> wrote:<br>
> I've have some really large PCAPs sometimes and wireshark just dies trying<br>
> to decode the audio in them.<br>
><br>
> All the links for audio extraction on voipinfo seem really old.<br>
><br>
> Is there something else to extract the audio from pcaps? Or some command to<br>
> to pass tshark to just save all audio as a .wav file?<br>
><br>
> What does voipmonitor use?<br>
> I think I asked this before...<br>
><br>
> Thanks,<br>
> -Avi Marcus<br>
<br>
</div></div>How big are the pcap files ?<br>
<br>
you could use editcap to split them up into more manageable chunks,<br>
and then use wireshark...<br>
<a href="http://www.wireshark.org/docs/man-pages/editcap.html" target="_blank">http://www.wireshark.org/docs/man-pages/editcap.html</a><br>
<br>
I've not either but, youmight look at<br>
<br>
<a href="http://frox25.no-ip.org/~mtve/wiki/RtpExtract.html" target="_blank">http://frox25.no-ip.org/~mtve/wiki/RtpExtract.html</a><br>
<br>
and<br>
<br>
<a href="http://www.netresec.com/?page=NetworkMiner" target="_blank">http://www.netresec.com/?page=NetworkMiner</a><br>
<br>
Cheers<br>
<br>
Arne<br>
<br>
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