<div dir="auto"><span style="font-family:sans-serif;font-size:12.8px">Dear Madam, Mr,</span><div style="font-family:sans-serif;font-size:12.8px" dir="auto"><br></div><div style="font-family:sans-serif;font-size:12.8px" dir="auto">I am actually trying to implement your solution FreeSwitch for my company. And i have some requirements and questions, which are:</div><div style="font-family:sans-serif;font-size:12.8px" dir="auto"><ul><li><font color="#000000">Can I configure rules to manipulate the sigalling on input and on output of FS? </font></li><li><div>To cope with NAT traversal issues, must I configure FS with a systematic relay of the media streams or is it possible to configure FS so that it relays the media streams only when it's necessary?</div></li></ul><div><font color="#000000">Best regards,</font>  </div></div></div>

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