<div dir="ltr"><div><div><div><div>Hello All,<br><br></div>I have a nextone V7, which is having an issue with update message. Nextone is not responding to the update message<br><br></div>My findings:<br><br></div>The Update message is interchanging inter changing the To or from header for the same leg, since they are initiating the update request.<br></div><div>183 message<br></div><div>
<p class="MsoNormal">From: "14212324101" <<a href="mailto:sip%3A14212324101@1.1.1.1">sip:14212324101@1.1.1.1</a>>;tag=gK048e4647</p>
<p class="MsoNormal">To: <<a href="mailto:sip%3A3432123456754@2.2.2.2">sip:3432123456754@2.2.2.2</a>>;tag=3715407364-156240</p>
<br><br></div><div>UPDATE message<br></div><div>
<p class="MsoNormal">From: "14212324101" <<a href="mailto:sip%3A14212324101@1.1.1.1">sip:14212324101@1.1.1.1</a>>;tag=gK048e4647</p>
<p class="MsoNormal">To: <<a href="mailto:sip%3A3432123456754@2.2.2.2">sip:3432123456754@2.2.2.2</a>>;tag=3715407364-156240</p>
<br><br> I think this is correct as per RFC3261( 12.2.1.1 Generating the Request)<br><br></div>The only thing i can find out that :<br><br>
<p class="MsoNormal">adding “” in display name.</p>
<p class="MsoNormal">183 response from vendor</p>
<p class="MsoNormal">
</p><p class="MsoNormal">From: <<a href="mailto:sip%3A3432123456754@2.2.2.2">sip:3432123456754@2.2.2.2</a>>;tag=3715407364-156240</p>
<p class="MsoNormal">To: 14212324101 <<a href="mailto:sip%3A14212324101@1.1.1.1">sip:14212324101@1.1.1.1</a>>;tag=gK048e4647</p>
<p class="MsoNormal"></p>
<p class="MsoNormal">Update response from your vendor end<br></p>
<p class="MsoNormal">
</p><p class="MsoNormal">From: "14212324101" <<a href="mailto:sip%3A14212324101@1.1.1.1">sip:14212324101@1.1.1.1</a>>;tag=gK048e4647</p>
<p class="MsoNormal">To: <<a href="mailto:sip%3A3432123456754@2.2.2.2">sip:3432123456754@2.2.2.2</a>>;tag=3715407364-156240</p>
<p class="MsoNormal"></p>
<p class="MsoNormal"> </p>
<br><div>Kindly share your thoughts.<br></div><div><div><div><br><br><img alt="Inline image 1" src="cid:ii_161b53453e1ea1cf" height="416" width="316"><br clear="all"><div><div><br>-- <br><div class="gmail-m_6132152115943257270gmail_signature"><br>Regards<br>Tarun <br></div>
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