<html><head><meta http-equiv="content-type" content="text/html; charset=utf-8"></head><body dir="auto"><div>Going way back from memory I want to say this is a call on hold dropping, a call on hold or park being terminated, or a call being placed on hold and being dropped by a gateway (like if using an h323 gateway with no supplementary services). Might also be a region codec mismatch and call getting dropped that way as well.</div><div><br></div><div>You should be able to try placing a gateway call on hold then disconnecting the call to see if that duplicates the cdr termination cause (look at called/calling numbers to see if there's a gateway or number in common).</div><div><br></div><div><br>Sent from my iPhone</div><div><br>On Dec 21, 2014, at 6:42 PM, ROZA, Ariel <<a href="mailto:Ariel.ROZA@LA.LOGICALIS.COM">Ariel.ROZA@LA.LOGICALIS.COM</a>> wrote:<br><br></div><blockquote type="cite"><div>
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<p class="MsoNormal"><span lang="EN-US">Guys,<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">I am making a statistical analysis of Call Detail Records for a Customer, and I am getting some unusual results.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Ranking the calls by origCause_code (or destCause_code) I am seeing the Disconnect Cause code 86 as the third most frequent termination cause (17985 calls), behind Normal Call Clearing (97221) and No Error (51801), and
the next reason is Split Call (15766)<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">According to Cisco´s docs, the code corresponds to:<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:10.0pt;font-family:"Times-Roman","serif"">86 Call having the requested call identity has been cleared<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:10.0pt;font-family:"Times-Roman","serif""><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">And the closest explanation I got for this is:<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><b><span lang="EN-US" style="font-size:13.5pt;color:black">Cause No. 86 - call having the requested call identity has been cleared [Q.850]<span class="apple-converted-space"> </span></span></b><span lang="EN-US" style="font-size:13.5pt;color:black"><br>
This cause indicates that the network has received a call resume request containing a Call identity information element indicating a suspended call that has in the meantime been cleared while suspended (either by network time-out or by the remote user).<br>
</span>(from <a href="http://cnes.com/causecodes.html"><span lang="EN-US">http://cnes.com/causecodes.html</span></a>)<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><span lang="EN-US">But none of the CDR examples listed in Cisco´s documentation show a clear scenario for this type of code.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Does anyone know what situation can result in such a record?<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Regards,<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Ariel.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><b><span lang="EN-GB" style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#E41E26;mso-fareast-language:ES-AR">Ariel Roza</span></b><span lang="EN-GB" style="font-size:10.0pt;font-family:"Arial","sans-serif";mso-fareast-language:ES-AR"><br>
<b><span style="color:#3F4243">Field Engineer / Argentina</span></b><span style="color:#3F4243"><br>
<b>Logicalis </b></span></span><span lang="EN-US" style="font-size:12.0pt;font-family:"Times New Roman","serif";mso-fareast-language:ES-AR"><o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#3F4243;mso-fareast-language:ES-AR">Tel: +54 11 5282 - 0458<br>
</span><span style="font-size:10.0pt;font-family:"Arial","sans-serif";mso-fareast-language:ES-AR"><a href="mailto:ariel.roza@la.logicalis.com"><span style="color:blue">ariel.roza@la.logicalis.com</span></a></span><span style="font-size:12.0pt;font-family:"Times New Roman","serif";color:#262626;mso-fareast-language:ES-AR">
</span><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#262626;mso-fareast-language:ES-AR"><o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#3F4243;mso-fareast-language:ES-AR">Peru 327 – CABA – Argentina –
</span><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#404040;mso-fareast-language:ES-AR">C1067AAG</span><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#262626;mso-style-textfill-fill-color:#262626;mso-style-textfill-fill-alpha:100.0%;mso-fareast-language:ES-AR"><o:p></o:p></span></p>
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