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<p class="MsoNormal"><span style="font-size:11.0pt">There are many different reasons for this error. With just this one line description and no more context it isn’t possible to say why it is occurring.<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt">The most common cause of 477 errors is issues with the TCP/TLS connection to the far end. Have you tried capturing a trace of the call attempt? Have you verified your TCP/TLS settings are correct and are aligned
with what the far end expects? Have you verified the message is being sent to the correct remote target to begin with?<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:black">Ben Newlin</span><span style="font-size:11.0pt"><o:p></o:p></span></p>
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<p class="MsoNormal" style="margin-bottom:12.0pt"><b><span style="font-size:12.0pt;color:black">From:
</span></b><span style="font-size:12.0pt;color:black">Users <users-bounces@lists.opensips.org> on behalf of Prathibha B <prathibhab.tvm@gmail.com><br>
<b>Date: </b>Thursday, May 2, 2024 at 8:56 AM<br>
<b>To: </b>users@lists.opensips.org <Users@lists.opensips.org><br>
<b>Subject: </b>Re: [OpenSIPS-Users] Send failed<o:p></o:p></span></p>
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<p class="MsoNormal"><b><span style="font-size:12.0pt;font-family:"Calibri",sans-serif;color:#B60000"> EXTERNAL EMAIL - Please use caution with links and attachments <o:p></o:p></span></b></p>
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<p class="MsoNormal"><span style="font-size:12.0pt">Can someone point me on how to resolve this issue?<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:12.0pt">On Wed, 1 May 2024 at 18:49, Prathibha B <<a href="mailto:prathibhab.tvm@gmail.com">prathibhab.tvm@gmail.com</a>> wrote:<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:12.0pt">How to solve this error- 477 send failed.<o:p></o:p></span></p>
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<o:p></o:p></span></p>
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</span></span><span style="font-size:12.0pt"><o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:12.0pt">Regards,<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:12.0pt">B.Prathibha<o:p></o:p></span></p>
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