<div dir="ltr">Thank you very much George for replying.<br><div><div class="gmail_extra"><br><div class="gmail_quote">2018-02-09 14:39 GMT+01:00 George Joseph <span dir="ltr"><<a target="_blank" href="mailto:gjoseph@digium.com">gjoseph@digium.com</a>></span>:<br><blockquote style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex" class="gmail_quote"><div dir="ltr"><br><div class="gmail_extra"><br><div class="gmail_quote"><span class="gmail-">On Fri, Feb 9, 2018 at 6:27 AM, Olivier <span dir="ltr"><<a target="_blank" href="mailto:oza.4h07@gmail.com">oza.4h07@gmail.com</a>></span> wrote:<br><blockquote style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex" class="gmail_quote"><div dir="ltr"><div><div><div><div>Hello,<br><br></div>SIPp's PCAP play feature can replay pre-recorded audio stream towards destination (see [1]).<br></div>Doc mentions tcpdump and Wireshark as tools to record such RTP streams without further details.<br><br></div><br></div>Looking at SIPp 3.2 source archive, I found PCAP samples in a pcap/ directory.<br>Sample pcap/g711a.pcap file includes RTP from <a target="_blank" href="http://10.1.3.1:5000">10.1.3.1:5000</a> to <a target="_blank" href="http://10.1.6.18:2006">10.1.6.18:2006</a><br><div><div><div><br></div><div>1. How can you "forge" IPs and/or ports of a pcap file ?<br></div></div></div></div></blockquote><div><br></div></span><div>You don't have to. sipp only takes the rtp payload from the packets in the pcap then just sends the datagrams to the remote in the scenario.</div></div></div></div></blockquote><div><br></div><div>That is exactly what I'm after !<br></div><div><br>Before diving into this, can I ask which SIPp version and feature are we talking about here ?<br><br></div><div>Since I posted my question, I've read this [1] thread mentionning a new WAV file playing capability but this feature required SIPp 3.4 and above.<br></div><div>On Debian Stetch I'm playing with, packaged SIPp is 3.2.<br><br></div><div><br>[1] <a href="https://stackoverflow.com/questions/20122607/playing-audio-file-using-sipp/20123193">https://stackoverflow.com/questions/20122607/playing-audio-file-using-sipp/20123193</a><br></div><div> </div><blockquote style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex" class="gmail_quote"><div dir="ltr"><div class="gmail_extra"><div class="gmail_quote"><span class="gmail-"></span><blockquote style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex" class="gmail_quote"><span class="gmail-">
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