<div dir="ltr">This is from the default.xml file:<div><br></div><div><div>      &lt;!--</div><div><span class="Apple-tab-span" style="white-space:pre">        </span>  This is an example of how to auto detect if telephone-event is missing and activate inband detection</div>

<div>      --&gt;</div><div>      &lt;condition field=&quot;${switch_r_sdp}&quot; expression=&quot;a=rtpmap:(\d+)\stelephone-event/8000&quot; break=&quot;never&quot;&gt;</div><div><span class="Apple-tab-span" style="white-space:pre">        </span>&lt;action application=&quot;set&quot; data=&quot;rtp_payload_number=$1&quot;/&gt;</div>

<div><span class="Apple-tab-span" style="white-space:pre">        </span>&lt;anti-action application=&quot;start_dtmf&quot;/&gt;</div><div>      &lt;/condition&gt;</div></div><div><br></div><div><br clear="all"><div><div dir="ltr">

<span style="font-family:Verdana,Arial,Helvetica,sans-serif;font-size:small">-Avi<br></span></div></div>
<br><br><div class="gmail_quote">On Fri, Jul 26, 2013 at 2:05 PM, Alex Lake <span dir="ltr">&lt;<a href="mailto:alex@digitalmail.com" target="_blank">alex@digitalmail.com</a>&gt;</span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">

And just for clarification, what do I have to do to get inband DTMF working?<br>
I know that I have to do the &quot;start-dtmf&quot; thing, but do I have to change<br>
anything in the SIP profile to encourage originating networks not to try<br>
anything clever?<br>
<div class="HOEnZb"><div class="h5"><br>
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