<div dir="ltr">Dialing on speaker phone maybe?</div><div class="gmail_extra"><br><div class="gmail_quote">On Mon, Nov 17, 2014 at 3:57 AM, Steven Ayre <span dir="ltr"><<a href="mailto:steveayre@gmail.com" target="_blank">steveayre@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><span class=""><blockquote style="margin:0px 0px 0px 0.8ex;border-left-width:1px;border-left-color:rgb(204,204,204);border-left-style:solid;padding-left:1ex" class="gmail_quote">I looked at PCAPs for concerned calls, and saw that DTMF tones are only sent with RFC2833, not with SIP INFO nor InBand. <br>I first thought that digits may be received simultaneously with RFC2833 and InBand but definitely not.</blockquote><div style="font-family:arial,sans-serif;font-size:13px"><br></div></span><div style="font-family:arial,sans-serif;font-size:13px">Is that end-to-end, or are they reaching you via someone else? Or something else (ATA adapter)? If so perhaps some inband->RFC2833 is happening between you and them that's introducing the bad digit.</div><div style="font-family:arial,sans-serif;font-size:13px"><br></div><div style="font-family:arial,sans-serif;font-size:13px">If not can you share the PCAP (or just its RFC2833 packets)? That might explain what's happening.</div><span class=""><div style="font-family:arial,sans-serif;font-size:13px"><br></div><div style="font-family:arial,sans-serif;font-size:13px"><br></div><blockquote style="margin:0px 0px 0px 0.8ex;border-left-width:1px;border-left-color:rgb(204,204,204);border-left-style:solid;padding-left:1ex" class="gmail_quote">Do you think what could be the cause of that ? I don't use "start_dtmf" in my diaplans, I already saw in other ML topics that this may cause double digit problems<span style="font-size:9pt;font-family:'Courier New';color:black;background-image:none;background-repeat:repeat">.</span></blockquote><div style="font-family:arial,sans-serif;font-size:13px"><span style="font-size:9pt;font-family:'Courier New';color:black;background-image:none;background-repeat:repeat"><br></span></div></span><div style="font-family:arial,sans-serif;font-size:13px">That's only if there's inband and out-of-band (RFC2833/INFO) DTMF at the same time. There's no issue otherwise, but using it on a call without inband DTMF is a waste of CPU.</div><div style="font-family:arial,sans-serif;font-size:13px"><br></div><div style="font-family:arial,sans-serif;font-size:13px">If you're getting RFC2833 then any inband audio will only cause double digits if you run start_dtmf, inband will be ignored by default.</div><span class=""><div style="font-family:arial,sans-serif;font-size:13px"><br></div><div style="font-family:arial,sans-serif;font-size:13px"><br></div><blockquote style="margin:0px 0px 0px 0.8ex;border-left-width:1px;border-left-color:rgb(204,204,204);border-left-style:solid;padding-left:1ex" class="gmail_quote">Is there a way to ask freeswitch to only handle 0-9*# characters ? Or any idea, I'll be glad to try anything that can help us !</blockquote><div><br></div></span><div>The problem is RFC2833 will be saying the 1 digit finished before the C one started, FS can only interpret it as its told to.</div><div><br></div><div><br></div></div>
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<p><font face="courier new, monospace"><b><i><font size="4">Brian West</font></i></b><br><span style="font-size:x-small"><a href="mailto:brian@freeswitch.org" target="_blank">brian@freeswitch.org</a></span></font></p>
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