I have done integration with sonus. I am sending rfc2833. Usually the dtmf suppression and fax detection setting on the sonus is the problem.<div><br></div><div>donny<span></span><br><br>On Friday, March 20, 2015, Stanislav Sinyagin <<a href="mailto:ssinyagin@gmail.com">ssinyagin@gmail.com</a>> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">how do you send DTMF to sonus? info or rfc2833?<br>
<br>
<br>
On Thu, Mar 19, 2015 at 5:10 PM, Podrigal, Aron<br>
<<a href="javascript:;" onclick="_e(event, 'cvml', 'aronp@guaranteedplus.com')">aronp@guaranteedplus.com</a>> wrote:<br>
> I am experiencing problems with sonus dtmf. I tried setting different<br>
> parameters related to the RTP BUGS listed in switch_types.h but it did not<br>
> seem to fix the problem.<br>
><br>
> I have freeswitch ----> [carrier(sonus), ...] -----> freeswitch<br>
><br>
> freeswitch sends the following digits to our carrier, and is received by the<br>
> other end (also a freeswitch) missing the digits marked in black.<br>
> pcap shows the missing digits as being part of the previous packet, so two<br>
> 1's becomes one 1 with the duration sum of two.<br>
><br>
> 1 - 1 - 2 - 1 - 1 - #<br>
><br>
> What are the relevant parameters I should set?<br>
><br>
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</blockquote></div>