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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:&quot;Calibri&quot;,sans-serif;color:#1F497D">That is not a good thing. So, if we are using freeswitch and have intermittent audio issues with PSTN calls, I guess there is no real solution except to change
 the carrier ? <o:p></o:p></span></p>
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<p class="MsoNormal"><b><span style="font-size:11.0pt;font-family:&quot;Calibri&quot;,sans-serif">From:</span></b><span style="font-size:11.0pt;font-family:&quot;Calibri&quot;,sans-serif"> freeswitch-users-bounces@lists.freeswitch.org [mailto:freeswitch-users-bounces@lists.freeswitch.org]
<b>On Behalf Of </b>Michael Jerris<br>
<b>Sent:</b> Monday, March 23, 2015 4:52 PM<br>
<b>To:</b> FreeSWITCH Users Help<br>
<b>Subject:</b> Re: [Freeswitch-users] DTMF missing digits<o:p></o:p></span></p>
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<p class="MsoNormal"><o:p>&nbsp;</o:p></p>
<p class="MsoNormal">Some sonus settings are VERY specific to specific sonus firmware and will completely break talking to others. &nbsp;In fact, for the same reasons, some versions of sonus firmware will break when talking to different versions of sonus firmware.<o:p></o:p></p>
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<p class="MsoNormal">On Mar 23, 2015, at 3:37 PM, Sharath Kumar &lt;<a href="mailto:Sharath.Kumar@meZocliq.com">Sharath.Kumar@meZocliq.com</a>&gt; wrote:<o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:&quot;Calibri&quot;,sans-serif;color:#1F497D">I am having similar issues with Sonus and occasional packet loss etc. I am using not the latest and greatest FS but was updated last Nov 2014.</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:&quot;Calibri&quot;,sans-serif;color:#1F497D">The wiki states</span><o:p></o:p></p>
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<span style="font-size:10.5pt;font-family:&quot;Arial&quot;,sans-serif;color:#333333">“Note that the version of FreeSWITCH which has this patch auto-detects Sonus, so you don't need to configure anything”</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:&quot;Calibri&quot;,sans-serif;color:#1F497D">&nbsp;</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:&quot;Calibri&quot;,sans-serif;color:#1F497D">Does it really apply *<b>all</b>* of the fixes for SONUS or only the DTMF fix.</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:&quot;Calibri&quot;,sans-serif;color:#1F497D">&nbsp;</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:&quot;Calibri&quot;,sans-serif;color:#1F497D">I was considering using the below param tailored for Sonus bugs.Do these have any effect ? or are they deprecated ?</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:&quot;Calibri&quot;,sans-serif;color:#1F497D">&nbsp;</span><o:p></o:p></p>
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<pre style="line-height:15.6pt;background:#F9F9F9"><span style="font-size:9.5pt">&lt;param name=&quot;manual-rtp-bugs&quot; value=&quot; SONUS_SEND_INVALID_TIMESTAMP_2833</span><o:p></o:p></pre>
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<p class="MsoNormal" style="line-height:15.6pt;background:#F9F9F9"><span style="font-size:9.5pt;font-family:&quot;Courier New&quot;">|SEND_LINEAR_TIMESTAMPS|START_SEQ_AT_ZERO|NEVER_SEND_MARKER|IGNORE_DTMF_DURATION| |GEN_ONE_GEN_ALL&quot;/&gt;</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:&quot;Calibri&quot;,sans-serif;color:#1F497D">&nbsp;</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:&quot;Calibri&quot;,sans-serif;color:#1F497D">And clear the auto-detection param.</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:&quot;Calibri&quot;,sans-serif;color:#1F497D">&nbsp;</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:&quot;Calibri&quot;,sans-serif;color:#1F497D">Thanks</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:&quot;Calibri&quot;,sans-serif;color:#1F497D">Sharath</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:&quot;Calibri&quot;,sans-serif;color:#1F497D">&nbsp;</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:&quot;Calibri&quot;,sans-serif;color:#1F497D">&nbsp;</span><o:p></o:p></p>
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<p class="MsoNormal"><b><span style="font-size:11.0pt;font-family:&quot;Calibri&quot;,sans-serif">From:</span></b><span class="apple-converted-space"><span style="font-size:11.0pt;font-family:&quot;Calibri&quot;,sans-serif">&nbsp;</span></span><span style="font-size:11.0pt;font-family:&quot;Calibri&quot;,sans-serif"><a href="mailto:freeswitch-users-bounces@lists.freeswitch.org">freeswitch-users-bounces@lists.freeswitch.org</a>
 [<a href="mailto:freeswitch-users-bounces@lists.freeswitch.org">mailto:freeswitch-users-bounces@lists.freeswitch.org</a>]<span class="apple-converted-space">&nbsp;</span><b>On Behalf Of<span class="apple-converted-space">&nbsp;</span></b>Chris Tunbridge<br>
<b>Sent:</b><span class="apple-converted-space">&nbsp;</span>Friday, March 20, 2015 4:22 PM<br>
<b>To:</b><span class="apple-converted-space">&nbsp;</span>FreeSWITCH Users Help<br>
<b>Subject:</b><span class="apple-converted-space">&nbsp;</span>Re: [Freeswitch-users] DTMF missing digits</span><o:p></o:p></p>
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<p class="MsoNormal">&nbsp;<o:p></o:p></p>
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<p class="MsoNormal">Aron its not that you're doing inband suppression, Sonus is buggy and if its in your media path it can cause lots of headaches.&nbsp; Many carriers use Sonus, some as just SBC's and some that handle media.<o:p></o:p></p>
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<p class="MsoNormal">&nbsp;<o:p></o:p></p>
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<p class="MsoNormal">On Fri, Mar 20, 2015 at 1:43 PM, Podrigal, Aron &lt;<a href="mailto:aronp@guaranteedplus.com" target="_blank"><span style="color:purple">aronp@guaranteedplus.com</span></a>&gt; wrote:<o:p></o:p></p>
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<p class="MsoNormal">I'm sending rfc2833, I don't do any inband&nbsp;suppression on the channel .<o:p></o:p></p>
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<p class="MsoNormal">&nbsp;<o:p></o:p></p>
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<p class="MsoNormal">On Fri, Mar 20, 2015 at 6:33 AM, Stanislav Sinyagin &lt;<a href="mailto:ssinyagin@gmail.com" target="_blank"><span style="color:purple">ssinyagin@gmail.com</span></a>&gt; wrote:<o:p></o:p></p>
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<p class="MsoNormal">how do you send DTMF to sonus? info or rfc2833?<o:p></o:p></p>
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On Thu, Mar 19, 2015 at 5:10 PM, Podrigal, Aron<br>
&lt;<a href="mailto:aronp@guaranteedplus.com" target="_blank"><span style="color:purple">aronp@guaranteedplus.com</span></a>&gt; wrote:<br>
&gt; I am experiencing problems with sonus dtmf. I tried setting different<br>
&gt; parameters related to the RTP BUGS listed in switch_types.h but it did not<br>
&gt; seem to fix the problem.<br>
&gt;<br>
&gt; I have freeswitch ----&gt; [carrier(sonus), ...]&nbsp; -----&gt; freeswitch<br>
&gt;<br>
&gt; freeswitch sends the following digits to our carrier, and is received by the<br>
&gt; other end (also a freeswitch) missing the digits marked in black.<br>
&gt; pcap shows the missing digits as being part of the previous packet, so two<br>
&gt; 1's becomes one 1 with the duration sum of two.<br>
&gt;<br>
&gt;&nbsp; 1&nbsp; &nbsp;-&nbsp; &nbsp; 1&nbsp; &nbsp;-&nbsp; &nbsp; 2&nbsp; &nbsp;-&nbsp; &nbsp; 1&nbsp; &nbsp;-&nbsp; &nbsp; 1&nbsp; &nbsp;-&nbsp; &nbsp; #<br>
&gt;<br>
&gt; What are the relevant parameters I should set?<br>
&gt;<o:p></o:p></p>
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