Thanks.<br>But does FS start replaying it on other leg at the end or while it receive info.<br>I had begin to reduce impact by binding digit action, but It seems the problem is still here.<br><br>I know if i need dtmf or not in some calls, so, any other way to ignore ALL dtmf ? :)<br>
Regards<br><div class="gmail_extra"><br><br><div class="gmail_quote">2012/12/7 Olle E. Johansson <span dir="ltr">&lt;<a href="mailto:oej@edvina.net" target="_blank">oej@edvina.net</a>&gt;</span><br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
<div style="word-wrap:break-word"><br><div><div>6 dec 2012 kl. 22:52 skrev Michael Collins &lt;<a href="mailto:msc@freeswitch.org" target="_blank">msc@freeswitch.org</a>&gt;:</div><div class="im"><br><blockquote type="cite">
Bummer. I&#39;m not aware of any way to ignore those. Anyone else have ideas?<br></blockquote><div><br></div></div><div>The problem with ignoring DTMF in RTP is that it will delay audio, always. Let&#39;s say you want to delete all DTMF shorter than 1200 ms.</div>
<div>We receive a DTMF begin packet, then will have to wait to 1220 ms to see if the DTMF CONTINUE packets continue or if we actually get a DTMF END packet arriving in time. If it does, we&#39;ll delete the DTMF - but that</div>
<div>will produce a gap in the audio we will have to fill. If it is longer than 1200 ms we will start playing it out on the other side of the call bridge.</div><div><br></div><div>You seriously do not want to delay audio 1200 ms. Not even 100 ms.</div>
<div><br></div><div>There no simple solution to this. We&#39;ve had issues with GENBAND servers and their DSPs that send short DTMF in calls with</div><div>female voices. </div><div><br></div><div>In short. When we receive the start of the DTMF we have no idea about the duration. We can&#39;t make a decision until it&#39;s too late to make a decision... If you just focus on delaying DTMF, you will start playing DTMF on top of audio, cancelling out parts of the conversation.</div>
<span class="HOEnZb"><font color="#888888"><div><br></div><div>/O</div></font></span><div><div class="h5"><br><blockquote type="cite">-MC<br><br><div class="gmail_quote">On Thu, Dec 6, 2012 at 12:59 AM, Regis M <span dir="ltr">&lt;<a href="mailto:regis.freeswitch.org@tornad.net" target="_blank">regis.freeswitch.org@tornad.net</a>&gt;</span> wrote:<br>

<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Hi,<br><br>It&#39;s RFC2833 DTMF, not inband.<br><br>Regards,<br> <div class="gmail_extra"><br><br><div class="gmail_quote">

2012/12/5 Michael Collins <span dir="ltr">&lt;<a href="mailto:msc@freeswitch.org" target="_blank">msc@freeswitch.org</a>&gt;</span><br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Are they sending those digits inband or with RFC2833? <br>-MC<br><br><div class="gmail_quote"><div>On Wed, Dec 5, 2012 at 11:28 AM, Regis M <span dir="ltr">&lt;<a href="mailto:regis.freeswitch.org@tornad.net" target="_blank">regis.freeswitch.org@tornad.net</a>&gt;</span> wrote:<br>



</div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div>Hi,<br><br>We have a bugged provider that send us throw RTP wrong DTMF 
during call. It seems that wrong DTMF are shorter than 1200ms (about 
90%) so I want to try to ignore them.<br>For the moment, FS catch them and send it back to the bridged side, boring user.<br><br>switch_rtp.c:<a href="tel:3410" value="+333410" target="_blank">3410</a> RTP RECV DTMF C:552<br>


<br><br><br>Does min-dtmf-duration will make FS ignore them and not RECV them ?<br>

I saw the DTMF in &quot;normal&quot; RTP packet, but no digit was pressed in user side.<br><br>It&#39;s commented in my FS switch.conf.xml, how can I see the current value ?<br>&lt;!--&lt;param name=&quot;min-dtmf-duration&quot; value=&quot;400&quot;/&gt;--&gt;<br>




<br><br>Any other idea ?<br><br>thanks
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