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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span style='color:#1F497D'>Normally, DTMF tones cannot be passed over G.729 unless additional consideration is built-in to handle the tones in the control path apart from the encoded audio, per RFC 2833. Does asterisk support sending DTMF tones over G.729 using pass-thru?</span><o:p></o:p></p><p class=MsoNormal><o:p>&nbsp;</o:p></p><p class=MsoNormal><b><span style='font-size:16.0pt;font-family:"Bookman Old Style","serif"'>Jacob Miles</span></b><b><span style='font-size:16.0pt;font-family:"Times New Roman","serif"'><o:p></o:p></span></b></p><p class=MsoNormal><span style='font-family:"Times New Roman","serif"'>Software Engineer</span><b><span style='font-size:10.0pt;font-family:"Times New Roman","serif"'><o:p></o:p></span></b></p><p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Times New Roman","serif"'>L-3 </span></b><span style='font-size:10.0pt;font-family:"Times New Roman","serif"'>Communications<b> - </b>Integrated<b> </b>Systems<b> </b>Greenville<b><o:p></o:p></b></span></p><p class=MsoNormal><span style='font-family:"Times New Roman","serif"'>Jacob.E.Miles@L-3Com.com<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Times New Roman","serif"'>903.457.4422<o:p></o:p></span></p><p class=MsoNormal><o:p>&nbsp;</o:p></p></div></body></html>