<html><head><meta http-equiv="Content-Type" content="text/html charset=us-ascii"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; ">John is correct, if you're using Alphanumeric on H323 you should be able to use SIP INFO without the need of an MTP. The question is what's on the other end of the SIP Trunk, and will they support SIP INFO?<div><br></div><div><div class="" dir="ltr" style="font-size: 13.28px; font-family: serif; left: 196.8px; top: 710.32px; transform: scale(1.05188, 1); transform-origin: 0% 0% 0px;" data-font-name="g_font_p0_3" data-canvas-width="562.6656610927582"><span class="highlight selected">DTMF</span> interworking between SIP and H.323 in the signaling plane, using the Alphanumeric method </div><div dir="ltr" style="font-size: 13.28px; font-family: serif; left: 196.8px; top: 726.32px; transform: scale(1.05361, 1); transform-origin: 0% 0% 0px;" data-font-name="g_font_p0_3" data-canvas-width="131.17453478240964">of UserInputIndication</div><div dir="ltr" style="font-size: 13.28px; font-family: serif; left: 196.8px; top: 726.32px; transform: scale(1.05361, 1); transform-origin: 0% 0% 0px;" data-font-name="g_font_p0_3" data-canvas-width="131.17453478240964"><br></div><div dir="ltr" style="font-size: 13.28px; font-family: serif; left: 196.8px; top: 726.32px; transform: scale(1.05361, 1); transform-origin: 0% 0% 0px;" data-font-name="g_font_p0_3" data-canvas-width="131.17453478240964"><br></div><div><div>On Jul 16, 2013, at 1:29 PM, Divin John (dijohn) <<a href="mailto:dijohn@cisco.com">dijohn@cisco.com</a>> wrote:</div><br class="Apple-interchange-newline"><blockquote type="cite">
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<div>CUCM on the H323 leg doesn't support rfc2833 (rtp-nte). </div>
<div>So, to stop CUCM from invoking an MTP, the SIP side should support Out of band (notify maybe)</div>
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<div>Regards,</div>
<div>Divin</div>
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<span style="font-weight:bold">From: </span>Nate VanMaren <<a href="mailto:VanMarenNP@ldschurch.org">VanMarenNP@ldschurch.org</a>><br>
<span style="font-weight:bold">Date: </span>Tuesday, 11 June 2013 1:26 AM<br>
<span style="font-weight:bold">To: </span>"<a href="mailto:cisco-voip@puck.nether.net">cisco-voip@puck.nether.net</a>" <<a href="mailto:cisco-voip@puck.nether.net">cisco-voip@puck.nether.net</a>><br>
<span style="font-weight:bold">Subject: </span>[cisco-voip] H.323 DTMF to SIP 2833<br>
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<div class="WordSection1"><div class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></div><div class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></div><div class="MsoNormal"><span style="color:#1F497D">What H.323 DTMF method can I use on a H.323 dial-peer to CUCM that will not invoke an MTP when the outbound side of CUCM is a SIP Trunk that is configured to use 2833.<o:p></o:p></span></div><div class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></div><div class="MsoNormal"><span style="color:#1F497D">I am currently using h245-alphanumeric, which seems to be invoking an MTP.<o:p></o:p></span></div><div class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></div><div class="MsoNormal"><span style="color:#1F497D">Thanks,<o:p></o:p></span></div><div class="MsoNormal"><span style="color:#1F497D">-Nate<o:p></o:p></span></div>
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