<html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns:m="http://schemas.microsoft.com/office/2004/12/omml" xmlns="http://www.w3.org/TR/REC-html40"><head><meta http-equiv=Content-Type content="text/html; charset=utf-8"><meta name=Generator content="Microsoft Word 12 (filtered medium)"><style><!--
/* Font Definitions */
@font-face
{font-family:"Cambria Math";
panose-1:2 4 5 3 5 4 6 3 2 4;}
@font-face
{font-family:Calibri;
panose-1:2 15 5 2 2 2 4 3 2 4;}
@font-face
{font-family:Tahoma;
panose-1:2 11 6 4 3 5 4 4 2 4;}
@font-face
{font-family:Consolas;
panose-1:2 11 6 9 2 2 4 3 2 4;}
/* Style Definitions */
p.MsoNormal, li.MsoNormal, div.MsoNormal
{margin:0in;
margin-bottom:.0001pt;
font-size:12.0pt;
font-family:"Times New Roman","serif";}
a:link, span.MsoHyperlink
{mso-style-priority:99;
color:blue;
text-decoration:underline;}
a:visited, span.MsoHyperlinkFollowed
{mso-style-priority:99;
color:purple;
text-decoration:underline;}
span.EmailStyle17
{mso-style-type:personal-reply;
font-family:"Calibri","sans-serif";
color:#1F497D;}
.MsoChpDefault
{mso-style-type:export-only;}
@page WordSection1
{size:8.5in 11.0in;
margin:1.0in 1.0in 1.0in 1.0in;}
div.WordSection1
{page:WordSection1;}
--></style><!--[if gte mso 9]><xml>
<o:shapedefaults v:ext="edit" spidmax="1026" />
</xml><![endif]--><!--[if gte mso 9]><xml>
<o:shapelayout v:ext="edit">
<o:idmap v:ext="edit" data="1" />
</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span style='font-size:10.5pt;font-family:Consolas;color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:10.5pt;font-family:Consolas;color:#1F497D'>Is it possible your transmit or receive gain is too high and Asterisk is detecting the echo of a DTMF as a new digit cause by an analog leg of the call somewhere?<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.5pt;font-family:Consolas;color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0in 0in 0in'><p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> asterisk-users-bounces@lists.digium.com [mailto:asterisk-users-bounces@lists.digium.com] <b>On Behalf Of </b>John Kiniston<br><b>Sent:</b> Thursday, February 12, 2015 8:01 PM<br><b>To:</b> Asterisk Users Mailing List - Non-Commercial Discussion<br><b>Subject:</b> [asterisk-users] Debugging some DTMF Weirdness.<o:p></o:p></span></p></div><p class=MsoNormal><o:p> </o:p></p><div><div><div><div><p class=MsoNormal>I'm attempting to find where my extra long DTMF Tones are coming from.<o:p></o:p></p></div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal style='margin-bottom:12.0pt'>I'm dialing from my sip handset through my proxy to my Asterisk box which is my PSTN Gateway. <o:p></o:p></p></div><div><p class=MsoNormal>I'm pressing 4 to select a menu and everything is fine.<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><p class=MsoNormal style='margin-bottom:12.0pt'>[Feb 12 16:58:18] DTMF[29762] channel.c: DTMF begin '4' received on SIP/trunk-0a02dee0<br>[Feb 12 16:58:18] DTMF[29762] channel.c: DTMF begin passthrough '4' on SIP/trunk-0a02dee0<br>[Feb 12 16:58:18] DTMF[29762] channel.c: DTMF end '4' received on SIP/trunk-0a02dee0, duration 150 ms<br>[Feb 12 16:58:18] DTMF[29762] channel.c: DTMF end accepted with begin '4' on SIP/trunk-0a02dee0<br>[Feb 12 16:58:18] DTMF[29762] channel.c: DTMF end passthrough '4' on SIP/trunk-0a02dee0<br>[Feb 12 16:58:19] DTMF[29760] channel.c: DTMF begin '4' received on SIP/trunk-0a03aaa0<br>[Feb 12 16:58:19] DTMF[29760] channel.c: DTMF begin passthrough '4' on SIP/trunk-0a03aaa0<br>[Feb 12 16:58:19] DTMF[29760] channel.c: DTMF end '4' received on SIP/trunk-0a03aaa0, duration 170 ms<br>[Feb 12 16:58:19] DTMF[29760] channel.c: DTMF end accepted with begin '4' on SIP/trunk-0a03aaa0<br>[Feb 12 16:58:19] DTMF[29760] channel.c: DTMF end passthrough '4' on SIP/trunk-0a03aaa0<o:p></o:p></p></div><p class=MsoNormal>I'm, pressing 9 to select an option and I hear an extra long DTMF burst from my handset.<o:p></o:p></p><div><p class=MsoNormal style='margin-bottom:12.0pt'><br>[Feb 12 16:58:20] DTMF[29762] channel.c: DTMF begin '9' received on SIP/trunk-0a02dee0<br>[Feb 12 16:58:20] DTMF[29762] channel.c: DTMF begin passthrough '9' on SIP/trunk-0a02dee0<br>[Feb 12 16:58:20] DTMF[29762] channel.c: DTMF begin '9' received on Zap/59-1<br>[Feb 12 16:58:20] DTMF[29762] channel.c: DTMF begin passthrough '9' on Zap/59-1<br>[Feb 12 16:58:20] DTMF[29762] channel.c: DTMF end '9' received on SIP/trunk-0a02dee0, duration 1700 ms<br>[Feb 12 16:58:20] DTMF[29762] channel.c: DTMF end accepted with begin '9' on SIP/trunk-0a02dee0<br>[Feb 12 16:58:20] DTMF[29762] channel.c: DTMF end passthrough '9' on SIP/trunk-0a02dee0<br>[Feb 12 16:58:20] DTMF[29762] channel.c: DTMF end '9' received on Zap/59-1, duration 32 ms<br>[Feb 12 16:58:20] DTMF[29762] channel.c: DTMF end accepted with begin '9' on Zap/59-1<br>[Feb 12 16:58:20] DTMF[29762] channel.c: DTMF end '9' has duration 32 but want minimum 80, emulating on Zap/59-1<br>[Feb 12 16:58:20] DTMF[29762] channel.c: DTMF end emulation of '9' queued on Zap/59-1<o:p></o:p></p></div><div><p class=MsoNormal style='margin-bottom:12.0pt'>Can someone explain the received passthrough parts of my output here?<o:p></o:p></p></div><div><div><div><div><p class=MsoNormal style='margin-bottom:12.0pt'>If I send my call out through a different Asterisk box I have my calls are working fine, Looking at the two boxes I have the same version of asterisk but the machine with the extra long DTMF is using hardware DTMF decoding where the working machine is using software only.<o:p></o:p></p></div><div><p class=MsoNormal>-- <o:p></o:p></p><div><p class=MsoNormal>A human being should be able to change a diaper, plan an invasion, butcher a hog, conn a ship, design a building, write a sonnet, balance accounts, build a wall, set a bone, comfort the dying, take orders, give orders, cooperate, act alone, solve equations, analyze a new problem, pitch manure, program a computer, cook a tasty meal, fight efficiently, die gallantly. Specialization is for insects.<br>---Heinlein<o:p></o:p></p></div></div></div></div></div></div></div></body></html>