<html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns:m="http://schemas.microsoft.com/office/2004/12/omml" xmlns="http://www.w3.org/TR/REC-html40">
<head>
<!-- Template generated by Exclaimer Mail Disclaimers on 02:16:35 Wednesday, 17 October 2012 -->
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<style type="text/css">P.e76d1375-dd1a-4bd9-ba1a-cd0bc2a5afb9 {
MARGIN: 0cm 0cm 0pt
}
LI.e76d1375-dd1a-4bd9-ba1a-cd0bc2a5afb9 {
MARGIN: 0cm 0cm 0pt
}
DIV.e76d1375-dd1a-4bd9-ba1a-cd0bc2a5afb9 {
MARGIN: 0cm 0cm 0pt
}
TABLE.e76d1375-dd1a-4bd9-ba1a-cd0bc2a5afb9Table {
MARGIN: 0cm 0cm 0pt
}
DIV.Section1 {
page: Section1
}
</style><!-- Template generated by Exclaimer Mail Disclaimers on 02:16:35 Wednesday, 17 October 2012 --><style type="text/css">P.4d5eccde-4531-4dfe-b3d1-6bd19fa202db {
MARGIN: 0cm 0cm 0pt
}
LI.4d5eccde-4531-4dfe-b3d1-6bd19fa202db {
MARGIN: 0cm 0cm 0pt
}
DIV.4d5eccde-4531-4dfe-b3d1-6bd19fa202db {
MARGIN: 0cm 0cm 0pt
}
TABLE.4d5eccde-4531-4dfe-b3d1-6bd19fa202dbTable {
MARGIN: 0cm 0cm 0pt
}
DIV.Section1 {
page: Section1
}
</style><!-- Template generated by Exclaimer Mail Disclaimers on 02:16:35 Wednesday, 17 October 2012 --><style type="text/css">P.7c7f1067-e07a-4ea3-a947-65ab3de0cbdb {
MARGIN: 0cm 0cm 0pt
}
LI.7c7f1067-e07a-4ea3-a947-65ab3de0cbdb {
MARGIN: 0cm 0cm 0pt
}
DIV.7c7f1067-e07a-4ea3-a947-65ab3de0cbdb {
MARGIN: 0cm 0cm 0pt
}
TABLE.7c7f1067-e07a-4ea3-a947-65ab3de0cbdbTable {
MARGIN: 0cm 0cm 0pt
}
DIV.Section1 {
page: Section1
}
</style>
<meta name="Generator" content="Microsoft Word 14 (filtered medium)">
<style><!--
/* Font Definitions */
@font-face
{font-family:Calibri;
panose-1:2 15 5 2 2 2 4 3 2 4;}
@font-face
{font-family:Tahoma;
panose-1:2 11 6 4 3 5 4 4 2 4;}
@font-face
{font-family:"Arial Narrow";
panose-1:2 11 6 6 2 2 2 3 2 4;}
/* Style Definitions */
p.MsoNormal, li.MsoNormal, div.MsoNormal
{margin:0in;
margin-bottom:.0001pt;
font-size:12.0pt;
font-family:"Times New Roman","serif";}
a:link, span.MsoHyperlink
{mso-style-priority:99;
color:blue;
text-decoration:underline;}
a:visited, span.MsoHyperlinkFollowed
{mso-style-priority:99;
color:purple;
text-decoration:underline;}
p.MsoAcetate, li.MsoAcetate, div.MsoAcetate
{mso-style-priority:99;
mso-style-link:"Balloon Text Char";
margin:0in;
margin-bottom:.0001pt;
font-size:8.0pt;
font-family:"Tahoma","sans-serif";}
span.il
{mso-style-name:il;}
span.EmailStyle18
{mso-style-type:personal;
font-family:"Calibri","sans-serif";
color:#1F497D;}
span.EmailStyle19
{mso-style-type:personal-reply;
font-family:"Calibri","sans-serif";
color:#1F497D;}
span.BalloonTextChar
{mso-style-name:"Balloon Text Char";
mso-style-priority:99;
mso-style-link:"Balloon Text";
font-family:"Tahoma","sans-serif";}
.MsoChpDefault
{mso-style-type:export-only;
font-size:10.0pt;}
@page WordSection1
{size:8.5in 11.0in;
margin:1.0in 1.0in 1.0in 1.0in;}
div.WordSection1
{page:WordSection1;}
--></style><!--[if gte mso 9]><xml>
<o:shapedefaults v:ext="edit" spidmax="1026" />
</xml><![endif]--><!--[if gte mso 9]><xml>
<o:shapelayout v:ext="edit">
<o:idmap v:ext="edit" data="1" />
</o:shapelayout></xml><![endif]-->
</head>
<body lang="EN-US" link="blue" vlink="purple">
<p class="e76d1375-dd1a-4bd9-ba1a-cd0bc2a5afb9"></p>
<p class="4d5eccde-4531-4dfe-b3d1-6bd19fa202db"></p>
<p class="7c7f1067-e07a-4ea3-a947-65ab3de0cbdb"></p>
<div class="WordSection1">
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">When an inbound call comes in requiring DTMF (to voicemail or something like that), what does that look like?<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>
<div></div>
</div>
<p></p>
<span style="FONT-FAMILY: Verdana; COLOR: #808080; FONT-SIZE: xx-small; FONT-WEIGHT: bolder"><br>
James Buchanan | Sr. Network Engineer<br>
Presidio | <a href="http://www.presidio.com" title="" target="">www.presidio.com</a><br>
12 Cadillac Drive Suite 130, Brentwood, TN 37027<br>
D: 615.866.5729 | C: 931.797.2326 | F: 615.866.5781 | <a href="mailto:jbuchanan@presidio.com" title="Click to send email to Buchanan, James" target="">
jbuchanan@presidio.com</a><br>
<br>
</span>
<p class="7c7f1067-e07a-4ea3-a947-65ab3de0cbdb"></p>
<div class="WordSection1">
<div></div>
</div>
<p></p>
<p></p>
<span style="FONT-FAMILY: Verdana; COLOR: #808080; FONT-SIZE: xx-small; FONT-WEIGHT: bolder"><br>
<br>
<a href="http://www.presidio.com"><img id="IMG1" border="0" alt="Be Secure In The Knowledge" src="http://sendit.presidio.com/images/presidiologo.jpg" width="165" height="23"></a><br>
<br>
</span>
<p class="4d5eccde-4531-4dfe-b3d1-6bd19fa202db"></p>
<p class="7c7f1067-e07a-4ea3-a947-65ab3de0cbdb"></p>
<div class="WordSection1">
<div></div>
</div>
<p></p>
<p></p>
<p></p>
<span style="FONT-FAMILY: Verdana; COLOR: #808080; FONT-SIZE: xx-small; FONT-WEIGHT: bolder"><br>
Follow us:<br>
<br>
<a href="http://www.twitter.com/presidio"><img id="IMG1" border="0" alt="Follow Presidio on Twitter" src="http://twitter-badges.s3.amazonaws.com/t_small-a.png" width="22" height="22"></a><br>
<br>
</span>
<p class="e76d1375-dd1a-4bd9-ba1a-cd0bc2a5afb9"></p>
<p class="4d5eccde-4531-4dfe-b3d1-6bd19fa202db"></p>
<p class="7c7f1067-e07a-4ea3-a947-65ab3de0cbdb"></p>
<div class="WordSection1">
<div>
<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>george.hendrix@l-3com.com<br>
<b>Sent:</b> Wednesday, October 17, 2012 3:18 AM<br>
<b>To:</b> Derek Wyss<br>
<b>Cc:</b> cisco-voip@puck.nether.net<br>
<b>Subject:</b> Re: [cisco-voip] DTMF Issue with one external number<o:p></o:p></span></p>
</div>
</div>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">The RTP NTE negotiated is indeed 101. However, when I enter the commands to set it to 100, I get the following on the debug.<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"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Preferred Codec : g711ulaw, bytes :160<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> Preferred DTMF relay : rtp-nte<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> Preferred NTE payload : 100<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> Early Media : No<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> Delayed Media : Yes<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> Bridge Done : No<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> New Media : No<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> DSP DNLD Reqd : No<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"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Stream type : voice-only<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> Media line : 1<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> State : STREAM_ADDING (2)<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> Stream address type : 1<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> Callid : -1<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> Negotiated Codec : g711ulaw, bytes :160<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> Nego. Codec payload : 0 (tx), 0 (rx)<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> Negotiated DTMF relay : inband-voice<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> Negotiated NTE payload : 0 (tx), 0 (rx)<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> Negotiated CN payload : 0<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"><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-family:"Arial","sans-serif";color:black">Bill Hendrix | Network/VOIP Engineer</span><span style="color:black"><o:p></o:p></span></p>
<p class="MsoNormal"><b><span style="font-size:14.0pt;font-family:"Arial Narrow","sans-serif";color:red">L3 STRATIS</span></b><b><span style="font-size:11.0pt;font-family:"Arial Narrow","sans-serif";color:red">
</span></b><b><span style="font-size:10.0pt;font-family:"Arial Narrow","sans-serif";color:red">POWERED BY EXCELLENCE</span></b><span style="font-family:"Calibri","sans-serif";color:gray">
<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>
<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""> Derek Wyss
<a href="mailto:[mailto:wyss34@gmail.com]">[mailto:wyss34@gmail.com]</a> <br>
<b>Sent:</b> Tuesday, October 16, 2012 8:40 AM<br>
<b>To:</b> Hendrix, George (Bill) @ NSS - STRATIS<br>
<b>Cc:</b> <a href="mailto:cisco-voip@puck.nether.net">cisco-voip@puck.nether.net</a><br>
<b>Subject:</b> Re: [cisco-voip] DTMF Issue with one external number<o:p></o:p></span></p>
</div>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal" style="margin-bottom:12.0pt">What does your SDP show using debug ccsip all?<br>
<br>
I've ran into this before where the provider had a different RTP map to their IP customers vs their ISDN customers. What I had to do was create separate dialpeers for those numbers with a different RTP map. See example below:<o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">v=0<o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">o=CiscoSystemsSIP-GW-UserAgent 9601 2828 IN IP4 X.X.X.X<o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">s=<span class="il">SIP</span> Call<o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">c=IN IP4 X.X.X.X<o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">t=0 0<o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">m=audio 16384 RTP/AVP 18 0 101<o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">c=IN IP4 10.8.2.4<o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">a=rtpmap:18 G729/8000<o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">a=fmtp:18 annexb=yes<o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">a=rtpmap:0 PCMU/8000<o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="background:yellow">a=rtpmap:101 X-NSE/8000</span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">a=fmtp:101 192-194<o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><o:p> </o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">v=0<o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">o=Sonus_UAC 16372 5325 IN IP4 X.X.X.X<o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">s=<span class="il">SIP</span> Media Capabilities<o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">c=IN IP4 X.X.X.X<o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">t=0 0<o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">m=audio 23002 RTP/AVP 18 0 100<o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">a=rtpmap:18 G729/8000<o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">a=rtpmap:0 PCMU/8000<o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="background:yellow">a=rtpmap:100 telephone-event/8000</span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">a=fmtp:100 0-15<o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">a=sendrecv<o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">a=maxptime:20<o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><o:p> </o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">As mentioned above the yellow highlighted portion of the SDP’s is where we can see a mismatch in our payload type. You can see the telco is sending 100 and we are sending 101.
To resolve this issue you have to remap the rtp payload type for signaling and telephony events. Here is the commands I had to run to send 100 as our NTE to match what the provider was expecting…<o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> <o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">Lincoln-VG01(config-dial-peer)#rtp payload-type nse 98<o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">Lincoln-VG01(config-dial-peer)#rtp payload-type nte 100<o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">Lincoln-VG01(config-dial-peer)#rtp payload-type nse 101<o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> <o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">Because the signaling is defaulted at nte 101 and nse 100 you have to remove 100 from nse by assigning it a random unused value before you can assign 100 to nte. See this image
for the default reserved values: <a href="https://communities.cisco.com/servlet/JiveServlet/downloadImage/2-5295-2243/450-185/defaultpayloadtype.png" target="_blank">
https://communities.cisco.com/servlet/JiveServlet/downloadImage/2-5295-2243/450-185/defaultpayloadtype.png</a><o:p></o:p></p>
<div>
<p class="MsoNormal"><br>
Hope this helps,<br>
<br>
Derek<br>
<br>
On Tue, Oct 16, 2012 at 7:25 AM, <<a href="mailto:george.hendrix@l-3com.com" target="_blank">george.hendrix@l-3com.com</a>> wrote:<o:p></o:p></p>
<div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">Hey guys,<o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> <o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> We have an odd issue going on with DTMF. Below is the path to the PSTN.<o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> <o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">CUCM <-> h.323 Gateway <-> SIP Provider.<o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> <o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">The problem is that when we dial into this one external number and press 1 to select option 1, it doesn’t seem to accept the digit. If we dial into that same number from anywhere
else, it works fine. Having said that, I can dial into other numbers from the system and have no issue at all with dtmf. Any ideas of what this issue is?<o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> <o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">Thanks,<o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">Bill<o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> <o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> <o:p></o:p></p>
</div>
</div>
<p class="MsoNormal" style="margin-bottom:12.0pt"><br>
_______________________________________________<br>
cisco-voip mailing list<br>
<a href="mailto:cisco-voip@puck.nether.net" target="_blank">cisco-voip@puck.nether.net</a><br>
<a href="https://puck.nether.net/mailman/listinfo/cisco-voip" target="_blank">https://puck.nether.net/mailman/listinfo/cisco-voip</a><o:p></o:p></p>
</div>
<p class="MsoNormal"><o:p> </o:p></p>
</div>
<p></p>
<p></p>
<p></p>
<p class="MsoNormal"><p class="MsoNormal"><span><em><span style="font-size: 11px; ">This
message w/attachments (message) is intended solely for the use of the intended
recipient(s) and may contain information that is privileged, confidential or
proprietary. If you are not an intended recipient, please notify the sender,
and then please delete and destroy all copies and attachments<span style="color:#1F497D">. </span>Please be advised that any review or
dissemination of, or the taking of any action in reliance on, the information
contained in or attached to this message is prohibited.</span></em></span><span style="font-size:10.5pt"><o:p></o:p></span></p></p></body>
</html>