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<p class=MsoNormal><span style='font-size:12.0pt;font-family:"Times New Roman","serif";
color:#262626'>Hi,<o:p></o:p></span></p>

<p class=MsoNormal><span style='font-size:12.0pt;font-family:"Times New Roman","serif";
color:#262626'><o:p>&nbsp;</o:p></span></p>

<p class=MsoNormal><span style='font-size:12.0pt;font-family:"Times New Roman","serif";
color:#262626'>I am observing an error response from OpenSIPS. It returns 400
Bad Request for the following PUBLISH request.<o:p></o:p></span></p>

<p class=MsoNormal><span style='font-size:12.0pt;font-family:"Times New Roman","serif";
color:#262626'><o:p>&nbsp;</o:p></span></p>

<p class=MsoNormal><span style='font-size:12.0pt;font-family:"Times New Roman","serif";
color:#262626'>PUBLISH sip:tester@imsdemo.com SIP/2.0<o:p></o:p></span></p>

<p class=MsoNormal><span style='font-size:12.0pt;font-family:"Times New Roman","serif";
color:#262626'>Expires: 3600<o:p></o:p></span></p>

<p class=MsoNormal><span style='font-size:12.0pt;font-family:"Times New Roman","serif";
color:#262626'>Event: presence<o:p></o:p></span></p>

<p class=MsoNormal><span style='font-size:12.0pt;font-family:"Times New Roman","serif";
color:#262626'>Privacy: None<o:p></o:p></span></p>

<p class=MsoNormal><span style='font-size:12.0pt;font-family:"Times New Roman","serif";
color:#262626'>Accept-Contact: *;+g.3gpp.Pua;explicit<o:p></o:p></span></p>

<p class=MsoNormal><span style='font-size:12.0pt;font-family:"Times New Roman","serif";
color:#262626'>Contact: sip:tester@10.10.10.20&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <o:p></o:p></span></p>

<p class=MsoNormal><span style='font-size:12.0pt;font-family:"Times New Roman","serif";
color:#262626'>Call-ID: 2189952363@imsdemo.com<o:p></o:p></span></p>

<p class=MsoNormal><span style='font-size:12.0pt;font-family:"Times New Roman","serif";
color:#262626'>CSeq: 1 PUBLISH<o:p></o:p></span></p>

<p class=MsoNormal><span style='font-size:12.0pt;font-family:"Times New Roman","serif";
color:#262626'>Max-Forwards: 70<o:p></o:p></span></p>

<p class=MsoNormal><span style='font-size:12.0pt;font-family:"Times New Roman","serif";
color:#262626'>From: &lt;sip:tester@imsdemo.com&gt;;tag=1842963402<o:p></o:p></span></p>

<p class=MsoNormal><span style='font-size:12.0pt;font-family:"Times New Roman","serif";
color:#262626'>To: &lt;sip:tester@imsdemo.com&gt;<o:p></o:p></span></p>

<p class=MsoNormal><span style='font-size:12.0pt;font-family:"Times New Roman","serif";
color:#262626'>Via:SIP/2.0/UDP
10.254.140.195:5060;branch=z9hG4bK132770389smg;transport=UDP<o:p></o:p></span></p>

<p class=MsoNormal><span style='font-size:12.0pt;font-family:"Times New Roman","serif";
color:#262626'>Content-Length: 0<o:p></o:p></span></p>

<p class=MsoNormal><span style='font-size:12.0pt;font-family:"Times New Roman","serif";
color:#262626'><o:p>&nbsp;</o:p></span></p>

<p class=MsoNormal><span style='font-size:12.0pt;font-family:"Times New Roman","serif";
color:#262626'><o:p>&nbsp;</o:p></span></p>

<p class=MsoNormal><span style='font-size:12.0pt;font-family:"Times New Roman","serif";
color:#262626'>Regards,<o:p></o:p></span></p>

<p class=MsoNormal><span style='font-size:12.0pt;font-family:"Times New Roman","serif";
color:#262626'>Sanjeev<o:p></o:p></span></p>

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