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<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'>What codec are you using ? i.e. Region settings, etc.<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'><o:p> </o:p></span></p>
<p class=MsoNormal><i><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'>>> If you are not using a cube, you might need an enhanced
IOS software MTP termination point which will allow the capturing of DTMF
packets inband and process them out of band. These can run as software
MTPs on the gateway (cannot use the >>UCM built in >>software MTPs
for this purpose).<o:p></o:p></span></i></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'><o:p> </o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'>That’s incorrect. CUCM’s inbuilt MTPs can be
used to convert DTMF i.e. take OOB H245 and make it RFC2833, etc.<o:p></o:p></span></p>
<p class=MsoNormal><a
href="http://www.cisco.com/en/US/docs/voice_ip_comm/cucm/srnd/6x/media.html#wp1054848">http://www.cisco.com/en/US/docs/voice_ip_comm/cucm/srnd/6x/media.html#wp1054848</a>
<o:p></o:p></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'><o:p> </o:p></span></p>
<div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0in 0in 0in'>
<p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span
style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>
cisco-voip-bounces@puck.nether.net [mailto:cisco-voip-bounces@puck.nether.net] <b>On
Behalf Of </b>Paul van den IJssel<br>
<b>Sent:</b> Thursday, July 15, 2010 4:21 PM<br>
<b>To:</b> cisco-voip@puck.nether.net<br>
<b>Subject:</b> Re: [cisco-voip] SIP Trunk from ISP DTMF issue<o:p></o:p></span></p>
</div>
<p class=MsoNormal><o:p> </o:p></p>
<div>
<p class=MsoNormal><span style='font-family:"Arial","sans-serif"'>My ISP is
able to set the DTMF to</span>:<o:p></o:p></p>
</div>
<div>
<p class=MsoPlainText style='margin:0in;margin-bottom:.0001pt'><span
style='font-family:"Arial","sans-serif"'>- SIP INFO;</span><o:p></o:p></p>
<p class=MsoPlainText style='margin:0in;margin-bottom:.0001pt'><span
style='font-family:"Arial","sans-serif"'>- SIP NOTIFY;</span><o:p></o:p></p>
<p class=MsoPlainText style='margin:0in;margin-bottom:.0001pt'><span
style='font-family:"Arial","sans-serif"'>- RFC2833 (payload type 101);</span><o:p></o:p></p>
<p class=MsoPlainText style='margin:0in;margin-bottom:.0001pt'> <o:p></o:p></p>
<p class=MsoPlainText style='margin:0in;margin-bottom:.0001pt'><span
style='font-family:"Arial","sans-serif"'>If my ISP sets it to RFC2833 the CUCM
should accept it right?</span><o:p></o:p></p>
<p class=MsoNormal style='margin-bottom:12.0pt'><o:p> </o:p></p>
</div>
<div>
<p class=MsoNormal>2010/7/13 Matt Slaga (US) <<a
href="mailto:Matt.Slaga@us.didata.com">Matt.Slaga@us.didata.com</a>><o:p></o:p></p>
<p class=MsoNormal>If you are not using a cube, you might need an enhanced IOS
software MTP termination point which will allow the capturing of DTMF packets
inband and process them out of band. These can run as software MTPs on
the gateway (cannot use the UCM built in software MTPs for this purpose).<br>
<br>
________________________________________<br>
From: <a href="mailto:cisco-voip-bounces@puck.nether.net">cisco-voip-bounces@puck.nether.net</a>
[<a href="mailto:cisco-voip-bounces@puck.nether.net">cisco-voip-bounces@puck.nether.net</a>]
On Behalf Of Nick Matthews [<a href="mailto:matthnick@gmail.com">matthnick@gmail.com</a>]<br>
Sent: Tuesday, July 13, 2010 11:38 AM<br>
To: Mark Holloway<br>
Cc: <a href="mailto:cisco-voip@puck.nether.net">cisco-voip@puck.nether.net</a>;
Paul van den IJssel<br>
Subject: Re: [cisco-voip] SIP Trunk from ISP DTMF issue<o:p></o:p></p>
<div>
<div>
<p class=MsoNormal style='margin-bottom:12.0pt'><br>
Also check the ccn subsystem sip on the CUE - make sure you're<br>
configured for the DTMF method you're using everywhere else. Plus use<br>
a CUBE as stated.<br>
<br>
-nick<br>
<br>
On Tue, Jul 13, 2010 at 11:17 AM, Mark Holloway <<a
href="mailto:mh@markholloway.com">mh@markholloway.com</a>> wrote:<br>
> The Genband is probably doing the same thing that CUBE would be doing.
What<br>
> are the DTMF requirements from your provider? Have you confirmed
that DTMF<br>
> is being passed to the provider? A Wireshark capture on the public
side of<br>
> the S3 would verify DTMF is being passed.<br>
> On Jul 13, 2010, at 7:58 AM, Bill wrote:<br>
><br>
> You should not trunk directly to CUCM from your ITSP. You need to go
through<br>
> a CUBE router. Terminate the ITSP on the CUBE and then do a SIP trunk to<br>
> your CUBE router.<br>
><br>
> ________________________________<br>
> From: <a href="mailto:cisco-voip-bounces@puck.nether.net">cisco-voip-bounces@puck.nether.net</a>
[mailto:<a href="mailto:cisco-voip-bounces@puck.nether.net">cisco-voip-bounces@puck.nether.net</a>]
On<br>
> Behalf Of Paul van den IJssel<br>
> Sent: Tuesday, July 13, 2010 9:54 AM<br>
> To: <a href="mailto:cisco-voip@puck.nether.net">cisco-voip@puck.nether.net</a><br>
> Subject: [cisco-voip] SIP Trunk from ISP DTMF issue<br>
><br>
> Hi all,<br>
><br>
> Currently I'm running a acceptance test on a SIP Trunk from our ISP.<br>
> Everything is working fine except the DTMF.<br>
><br>
> Setup:<br>
> [GenBand SBC] ---- [SIP Trunk into CUCM 7.1] ---- [Cisco Unity Express
7.0]<br>
><br>
> The SIP Trunk as well as the CUE are in the same region supporting only<br>
> G.711. On the SIP Trunk I've tried all different kind of DTMF
configurations<br>
> (No Preference, RFC 2833 and OOB). We've tried to force the GenBand SBC to<br>
> only use RFC 2833 as well as the SIP Trunk. But this didn't work, not even<br>
> after we added a MRGL with MTP's.<br>
><br>
> Is there some sort of best practive to implement DTMF over a SIP Trunk? Is<br>
> there a way I can do some debugging on the CUCM/CUE?<br>
><br>
> Kind regards,<br>
><br>
> Paul van den IJssel<br>
> Digacom<br>
> _______________________________________________<br>
> cisco-voip mailing list<br>
> <a href="mailto:cisco-voip@puck.nether.net">cisco-voip@puck.nether.net</a><br>
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target="_blank">https://puck.nether.net/mailman/listinfo/cisco-voip</a><br>
><br>
><br>
> _______________________________________________<br>
> cisco-voip mailing list<br>
> <a href="mailto:cisco-voip@puck.nether.net">cisco-voip@puck.nether.net</a><br>
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><br>
><br>
<br>
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