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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">How big is the packet with that header? If you’re not running TCP then it could have been truncated and ignored by the endpoint.<o:p></o:p></span></p>
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<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""> VoiceOps [mailto:voiceops-bounces@voiceops.org]
<b>On Behalf Of </b>David Wessell<br>
<b>Sent:</b> Monday, June 05, 2017 3:25 PM<br>
<b>To:</b> Carlos Alvarez<br>
<b>Cc:</b> VoiceOps (voiceops@voiceops.org)<br>
<b>Subject:</b> Re: [VoiceOps] Blind Transfer Issue to iPhones on Verizon<o:p></o:p></span></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">We are running asterisk 1.8.x behind a Sansay SBC.<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">We have tested iphones on other carriers and they work fine. We have tested other Android phones on Verizon. They work fine.<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">The only failures are iPhones on Verizons network. We've tested termination both through Level3 and Bandwidth and have had the same duplicatable results. <o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">What we found was causing the issue was the insertion of Alert Info: into the SIP header. Asterisk lets us do this to define ring tones. If we remove that it goes away. <o:p></o:p></p>
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<p class="MsoNormal">What's odd is that this never caused an issue until this past Thursday.<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">Thanks<br>
David<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">On Mon, Jun 5, 2017 at 3:10 PM, Carlos Alvarez <<a href="mailto:caalvarez@gmail.com" target="_blank">caalvarez@gmail.com</a>> wrote:<o:p></o:p></p>
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<p class="MsoNormal">I haven't had any complaints like this, and I know we have quite a few Verizon users. You implied something I want to ask specifically...<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">Have you actually tested blind transfers to iPhones on other carriers?<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">Have you actually tested blind transfers to other phones on Verizon?<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">Who is your upstream? Many of them are doing private interconnects with the cell carriers now and when that happens signaling may change or be handled differently. The substitution of the CLID and/or the call leg may be the culprit here.<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">On Mon, Jun 5, 2017 at 8:35 AM, David Wessell <<a href="mailto:david@ringfree.com" target="_blank">david@ringfree.com</a>> wrote:<o:p></o:p></p>
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<p class="MsoNormal">Hi All,<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">We're seeing an issue since 6/1/17 where blind transfers from an external number to iPhones on Verizon Wireless don't ring the iPhone. Has anyone else seen this?<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">Scenario:<o:p></o:p></p>
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<p class="MsoNormal">External caller dials in. Blind transfer is done to the Verizon iPhone. The iPhone never rings.<o:p></o:p></p>
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<p class="MsoNormal">External caller dials in. Warm transfer is done to the Verizon iPhone. The iPhone rings.<o:p></o:p></p>
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<p class="MsoNormal">Internal caller dials the Verizon iPhone and the iPhone rings.<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">We've never seen this issue until 6/1/17. Has anyone else had complaints?<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">Thanks<o:p></o:p></p>
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<p class="MsoNormal">David<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">-- <o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:16.0pt;font-family:"Arial","sans-serif";color:#616161">David Wessell</span><br>
<b><span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:#999999">Co-Owner</span></b><span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:#999999">, Ringfree Communications, Inc.</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-family:Times;display:none"><a href="http://www.ringfree.com/" target="_blank"><span style="color:windowtext;text-decoration:none"><o:p> </o:p></span></a></span></p>
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<p class="MsoNormal" style="margin-bottom:7.5pt;line-height:15.0pt"><span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:#616161"><a href="http://www.ringfree.com/" target="_blank"><span style="color:#616161;text-decoration:none">Phone: </span><span style="font-size:12.0pt;font-family:"Times New Roman","serif";color:windowtext;text-decoration:none"><o:p></o:p></span></a></span></p>
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<p class="MsoNormal" style="margin-bottom:7.5pt;line-height:15.0pt"><span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:#616161"><a href="http://www.ringfree.com/" target="_blank"><span style="color:#616161;text-decoration:none"><span style="color:#23AAE1">(828)
575-0030 x101</span></span><span style="font-size:12.0pt;font-family:"Times New Roman","serif";color:windowtext;text-decoration:none"><o:p></o:p></span></a></span></p>
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<p class="MsoNormal" style="margin-bottom:7.5pt;line-height:15.0pt"><span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:#616161"><a href="http://www.ringfree.com/" target="_blank"><span style="color:#616161;text-decoration:none">Email: </span><span style="font-size:12.0pt;font-family:"Times New Roman","serif";color:windowtext;text-decoration:none"><o:p></o:p></span></a></span></p>
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<p class="MsoNormal" style="margin-bottom:7.5pt;line-height:15.0pt"><span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:#616161"><a href="http://www.ringfree.com/" target="_blank"><span style="color:#616161;text-decoration:none"><span style="color:#23AAE1">david@ringfree.com</span></span><span style="font-size:12.0pt;font-family:"Times New Roman","serif";color:windowtext;text-decoration:none"><o:p></o:p></span></a></span></p>
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<p class="MsoNormal" style="margin-bottom:7.5pt;line-height:15.0pt"><span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:#616161"><a href="http://www.ringfree.com/" target="_blank"><span style="color:#616161;text-decoration:none"><span style="color:#23AAE1">www.ringfree.com</span></span><span style="font-size:12.0pt;font-family:"Times New Roman","serif";color:windowtext;text-decoration:none"><o:p></o:p></span></a></span></p>
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<p class="MsoNormal" style="margin-bottom:7.5pt"><span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:#616161"><a href="http://www.ringfree.com/" target="_blank"><span style="color:#616161;text-decoration:none">824 Locust St. Suite 200 <br>
Hendersonville, NC 28792</span><span style="font-size:12.0pt;font-family:"Times New Roman","serif";color:windowtext;text-decoration:none"><o:p></o:p></span></a></span></p>
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<p class="MsoNormal"><span style="display:none"><a href="http://www.ringfree.com/" target="_blank"><span style="color:windowtext;text-decoration:none"><o:p> </o:p></span></a></span></p>
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<p class="MsoNormal"><span style="font-family:Times"><a href="http://www.ringfree.com/" target="_blank"><span style="color:windowtext;text-decoration:none"> <o:p></o:p></span></a></span></p>
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<p class="MsoNormal"><span style="font-size:8.0pt;font-family:"Arial","sans-serif";color:#616161;text-decoration:none">How was your experience? <br>
Tell us by taking our <span style="color:#23AAE1">Customer Service Survey</span>.</span><span style="font-family:Times;color:windowtext;text-decoration:none"><o:p></o:p></span></p>
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<p class="MsoNormal"><span style="display:none"><a href="http://www.ringfree.com/" target="_blank"><span style="color:windowtext;text-decoration:none"><o:p> </o:p></span></a></span></p>
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<p class="MsoNormal" style="margin-top:12.0pt"><b><span style="font-size:8.0pt;font-family:"Arial","sans-serif";color:#999999"><a href="http://www.ringfree.com/" target="_blank"><span style="color:#999999;text-decoration:none">Confidentiality Note: </span><span style="color:#999999;font-weight:normal;text-decoration:none"> This
e-mail and any attachments are confidential and may be protected by legal privilege. If you are not the intended recipient, be aware that any disclosure, copying, distribution or use of this e-mail or any attachment is prohibited. If you have received this
e-mail in error, please notify us immediately by returning it to the sender and delete this copy from your system. Thank you for your cooperation.</span><span style="font-size:12.0pt;font-family:Times;color:windowtext;font-weight:normal;text-decoration:none"><o:p></o:p></span></a></span></b></p>
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<p class="MsoNormal" style="margin-bottom:12.0pt"><a href="http://www.ringfree.com/" target="_blank"><span style="color:windowtext;text-decoration:none">_______________________________________________<br>
VoiceOps mailing list<br>
<u><span style="color:blue">VoiceOps@voiceops.org</span></u><br>
<u><span style="color:blue">https://puck.nether.net/mailman/listinfo/voiceops</span></u><o:p></o:p></span></a></p>
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<p class="MsoNormal"><a href="http://www.ringfree.com/" target="_blank"><span style="color:windowtext;text-decoration:none"><o:p> </o:p></span></a></p>
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<p class="MsoNormal" style="margin-bottom:12.0pt"><a href="http://www.ringfree.com/" target="_blank"><span style="color:windowtext;text-decoration:none"><br>
_______________________________________________<br>
VoiceOps mailing list<br>
<u><span style="color:blue">VoiceOps@voiceops.org</span></u><br>
<u><span style="color:blue">https://puck.nether.net/mailman/listinfo/voiceops</span></u><o:p></o:p></span></a></p>
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<p class="MsoNormal"><a href="http://www.ringfree.com/" target="_blank"><span style="color:windowtext;text-decoration:none"><br>
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<o:p></o:p></span></a></p>
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<p class="MsoNormal"><a href="http://www.ringfree.com/" target="_blank"><span style="color:windowtext;text-decoration:none"><o:p> </o:p></span></a></p>
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<p class="MsoNormal"><a href="http://www.ringfree.com/" target="_blank"><span style="color:windowtext;text-decoration:none">--
<o:p></o:p></span></a></p>
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<p class="MsoNormal"><span style="font-size:16.0pt;font-family:"Arial","sans-serif";color:#616161"><a href="http://www.ringfree.com/" target="_blank"><span style="color:#616161;text-decoration:none">David Wessell</span><span style="font-size:12.0pt;font-family:"Times New Roman","serif";color:windowtext;text-decoration:none"><br>
</span><b><span style="font-size:9.0pt;color:#999999;text-decoration:none">Co-Owner</span></b><span style="font-size:9.0pt;color:#999999;text-decoration:none">, Ringfree Communications, Inc.</span><span style="font-size:12.0pt;font-family:"Times New Roman","serif";color:windowtext;text-decoration:none"><o:p></o:p></span></a></span></p>
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<p class="MsoNormal"><a href="http://www.ringfree.com/" target="_blank"><span style="color:windowtext;text-decoration:none"><span style="color:blue"><img border="0" width="300" height="60" id="_x0000_i1025" src="http://ringfree.com/wp-content/uploads/2016/11/Rf-Signature-Logo-long2.png" alt="Ringfree Communications Logo"></span><o:p></o:p></span></a></p>
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<p class="MsoNormal"><span style="font-family:Times;display:none"><a href="http://www.ringfree.com/" target="_blank"><span style="color:windowtext;text-decoration:none"><o:p> </o:p></span></a></span></p>
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<p class="MsoNormal" style="margin-bottom:7.5pt;line-height:15.0pt"><span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:#616161"><a href="http://www.ringfree.com/" target="_blank"><span style="color:#616161;text-decoration:none"><span style="color:#23AAE1">(828)
575-0030 x101</span></span><span style="font-size:12.0pt;font-family:"Times New Roman","serif";color:windowtext;text-decoration:none"><o:p></o:p></span></a></span></p>
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<p class="MsoNormal" style="margin-bottom:7.5pt;line-height:15.0pt"><span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:#616161"><a href="http://www.ringfree.com/" target="_blank"><span style="color:#616161;text-decoration:none">Email: </span><span style="font-size:12.0pt;font-family:"Times New Roman","serif";color:windowtext;text-decoration:none"><o:p></o:p></span></a></span></p>
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<p class="MsoNormal" style="margin-bottom:7.5pt;line-height:15.0pt"><span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:#616161"><a href="http://www.ringfree.com/" target="_blank"><span style="color:#616161;text-decoration:none"><span style="color:#23AAE1">david@ringfree.com</span></span><span style="font-size:12.0pt;font-family:"Times New Roman","serif";color:windowtext;text-decoration:none"><o:p></o:p></span></a></span></p>
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<p class="MsoNormal" style="margin-bottom:7.5pt;line-height:15.0pt"><span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:#616161"><a href="http://www.ringfree.com/" target="_blank"><span style="color:#616161;text-decoration:none">Website: </span><span style="font-size:12.0pt;font-family:"Times New Roman","serif";color:windowtext;text-decoration:none"><o:p></o:p></span></a></span></p>
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<p class="MsoNormal" style="margin-bottom:7.5pt;line-height:15.0pt"><span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:#616161"><a href="http://www.ringfree.com/" target="_blank"><span style="color:#616161;text-decoration:none"><span style="color:#23AAE1">www.ringfree.com</span></span><span style="font-size:12.0pt;font-family:"Times New Roman","serif";color:windowtext;text-decoration:none"><o:p></o:p></span></a></span></p>
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<p class="MsoNormal" style="margin-bottom:7.5pt"><span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:#616161"><a href="http://www.ringfree.com/" target="_blank"><span style="color:#616161;text-decoration:none">824 Locust St. Suite 200 <br>
Hendersonville, NC 28792</span><span style="font-size:12.0pt;font-family:"Times New Roman","serif";color:windowtext;text-decoration:none"><o:p></o:p></span></a></span></p>
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<p class="MsoNormal"><span style="display:none"><a href="http://www.ringfree.com/" target="_blank"><span style="color:windowtext;text-decoration:none"><o:p> </o:p></span></a></span></p>
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<p class="MsoNormal"><span style="font-family:Times"><a href="http://www.ringfree.com/" target="_blank"><span style="color:windowtext;text-decoration:none"><span style="color:blue"><img border="0" width="18" height="18" id="_x0000_i1026" src="http://ringfree.com/wp-content/uploads/2016/11/tw-icon.png" alt="Twitter"></span> <span style="color:blue"><img border="0" width="18" height="18" id="_x0000_i1027" src="http://ringfree.com/wp-content/uploads/2016/11/fb-icon.png" alt="Facebook"></span> <span style="color:blue"><img border="0" width="18" height="18" id="_x0000_i1028" src="http://ringfree.com/wp-content/uploads/2016/11/in-icon.png" alt="LinkedIn"></span><o:p></o:p></span></a></span></p>
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<p class="MsoNormal"><span style="font-size:8.0pt;font-family:"Arial","sans-serif";color:#616161"><a href="http://www.ringfree.com/" target="_blank"><span style="color:#616161;text-decoration:none">How was your experience? <br>
Tell us by taking our <span style="color:#23AAE1">Customer Service Survey</span>.</span><span style="font-size:12.0pt;font-family:Times;color:windowtext;text-decoration:none"><o:p></o:p></span></a></span></p>
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<p class="MsoNormal"><span style="display:none"><a href="http://www.ringfree.com/" target="_blank"><span style="color:windowtext;text-decoration:none"><o:p> </o:p></span></a></span></p>
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<p class="MsoNormal" style="margin-top:12.0pt"><b><span style="font-size:8.0pt;font-family:"Arial","sans-serif";color:#999999"><a href="http://www.ringfree.com/" target="_blank"><span style="color:#999999;text-decoration:none">Confidentiality Note: </span><span style="color:#999999;font-weight:normal;text-decoration:none"> This
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