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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Thanks everyone. I am somewhat familiar with all of this, but the refresher in the finer details helps.<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" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Matthew G. Loraditch â CCNP-Voice, CCNA-R&S, CCDA<o:p></o:p></span></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;margin-bottom:12.0pt"><span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:#1F497D">1965 Greenspring Drive</span><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><br>
</span><span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:#1F497D">Timonium, MD 21093</span><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><br>
</span><span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:#1F497D"><br>
direct voice. 443.541.1518<br>
fax. 410.252.9284<br>
<br>
<a href="http://twitter.com/heliontech">Twitter</a> | <a href="http://www.facebook.com/#!/pages/Helion/252157915296">
Facebook</a> | <a href="http://www.heliontechnologies.com/">Website</a> | <a href="mailto:support@heliontechnologies.com?subject=Technical%20Support%20Request">
Email Support</a><o:p></o:p></span></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;margin-bottom:12.0pt"><span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:#1F497D">Support Phone. 410.252.8830</span><span style="font-size:11.0pt;font-family:"Arial","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>
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<p class="MsoNormal"><b><span style="font-size:11.0pt;font-family:"Calibri","sans-serif"">From:</span></b><span style="font-size:11.0pt;font-family:"Calibri","sans-serif""> cisco-voip [mailto:cisco-voip-bounces@puck.nether.net]
<b>On Behalf Of </b>Brian Meade<br>
<b>Sent:</b> Tuesday, June 03, 2014 3:51 PM<br>
<b>To:</b> Peter Slow<br>
<b>Cc:</b> cisco-voip@puck.nether.net<br>
<b>Subject:</b> Re: [cisco-voip] No Ringing on Some outbound Calls - at&t ipFlex<o:p></o:p></span></p>
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<p class="MsoNormal">Correct, it's the PortReq SCCP message and PortRes return message that is used for this.<o:p></o:p></p>
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<p class="MsoNormal">On Tue, Jun 3, 2014 at 3:22 PM, Peter Slow <<a href="mailto:peter.slow@gmail.com" target="_blank">peter.slow@gmail.com</a>> wrote:<o:p></o:p></p>
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<p class="MsoNormal">most skinny endpoints running newish software support early offer<br>
using the sccp getport message, fyi.<o:p></o:p></p>
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On Tue, Jun 3, 2014 at 2:10 PM, Amit Kumar <<a href="mailto:amit3.kum@gmail.com">amit3.kum@gmail.com</a>> wrote:<br>
> Here are my two cents.<br>
><br>
> Skinny endpoint mostly do an delayed offer, unless we force on sip trunk to<br>
> do an an early offer ( mtp if needed ). as everyone said, ringback behavior<br>
> changes from call manager, as per what we get from called party.<br>
><br>
> 180 ringing without SDP - > Ringback needs to be generated locally.<br>
> 180 / 183 with SDP - > Called party is going to play ringback for us. We<br>
> just need to establish media by that time ( Similar to what we see in ISDN,<br>
> when we get alerting with an PI of 3 or 8 ). In case of delayed offer, PRACK<br>
> is really an solution to look forward to have media established beforehand.<br>
><br>
><br>
><br>
><br>
> On Tue, Jun 3, 2014 at 10:50 PM, Brian Meade <<a href="mailto:bmeade90@vt.edu">bmeade90@vt.edu</a>> wrote:<br>
>><br>
>> Definitely at least need the "debug ccsip messages" for one of the calls.<br>
>> We'll need to see if AT&T is sending a 180 Ringing or if they're sending a<br>
>> 183 Session Progress w/ SDP to play the ringback inband. If they're sending<br>
>> a 183 Session Progress, make sure the SIP Profile on the SIP Trunk has the<br>
>> Rel1XX Options set to Send Prack if 18X contains SDP.<br>
>><br>
>><br>
>> On Tue, Jun 3, 2014 at 12:43 PM, Matthew Loraditch<br>
>> <<a href="mailto:MLoraditch@heliontechnologies.com">MLoraditch@heliontechnologies.com</a>> wrote:<br>
>>><br>
>>> We are having a regular but not always issue with a client, where they<br>
>>> are not hearing the ringing when dialing outbound on calls. These are SCCP<br>
>>> 6945s to UCM 9.1.2 SIP Trunked to CUBE and then handoff to at&tâs ipFlex<br>
>>> service.<br>
>>><br>
>>> If anyone has some suggestions to look at before I spend time with TAC it<br>
>>> would be appreciated!<br>
>>><br>
>>> Thanks!<br>
>>><br>
>>><br>
>>><br>
>>><br>
>>><br>
>>> Matthew G. Loraditch â CCNP-Voice, CCNA-R&S, CCDA<br>
>>><br>
>>> 1965 Greenspring Drive<br>
>>> Timonium, MD 21093<br>
>>><br>
>>> direct voice. <a href="tel:443.541.1518">443.541.1518</a><br>
>>> fax. <a href="tel:410.252.9284">410.252.9284</a><br>
>>><br>
>>> Twitter | Facebook | Website | Email Support<br>
>>><br>
>>> Support Phone. <a href="tel:410.252.8830">410.252.8830</a><br>
>>><br>
>>><br>
>>><br>
>>><br>
>>><br>
>>><br>
>>> _______________________________________________<br>
>>> cisco-voip mailing list<br>
>>> <a href="mailto:cisco-voip@puck.nether.net">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><br>
>>><br>
>><br>
>><br>
>> _______________________________________________<br>
>> cisco-voip mailing list<br>
>> <a href="mailto:cisco-voip@puck.nether.net">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><br>
>><br>
><br>
><br>
> _______________________________________________<br>
> cisco-voip mailing list<br>
> <a href="mailto:cisco-voip@puck.nether.net">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><br>
><o:p></o:p></p>
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