Hi,<br><br>Iam using Opensips as proxy and B2BUA. But B2BUA doesn&#39;t seems to work. Iam getting following error.<br><br>This is to Handle REFER request. From Asterisk Iam sending REFER request to Opensips. But getting following error.<br>
<br>any insight ?<br><br>1. From Asterisk:<br><br>REFER sip:4081112222@xxxx:5060 SIP/2.0<br>Via: SIP/2.0/UDP yyyyyy:5070;branch=z9hG4bK5a523824;rport<br>Route: &lt;sip:yyyyy;lr=on&gt;<br>From: &lt;sip:7081110000@xxxxxxx&gt;;tag=as6ed72d65<br>
To: 4081112222 &lt;sip:4081112222@yyyyyy&gt;;tag=1549130118<br>Contact: &lt;sip:IVR_pickup@yyyyyy:5070&gt;<br>Call-ID: 0E1A436F-6A3A-7537-D2FF-B6D5FFF56619@xxxxxxx<br>CSeq: 102 REFER<br>User-Agent: Asterisk PBX<br>Max-Forwards: 70<br>
Refer-To: &lt;sip:999_44_1234@xxxxxx:41452;transport=tcp&gt;<br>Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO<br>Supported: replaces<br>Referred-By: &lt;sip:IVR_pickup@xxxxxx:5070&gt;<br><br>2. Opensips.cfg<br>
<br> if (method==&quot;REFER&quot;)<br>         {<br>                xlog(&quot;Call from Asterisk PROTOCOL=$pr PORT=$op PROTOCOL PORT=$oP  RQT=$oU \n&quot;);<br>                b2b_init_request(&quot;refer&quot;);<br>        }<br>
<br>3. Opensips Log:<br><br>Jul 28 09:17:40 204548-4 /usr/local/sbin/opensips[6199]: ERROR:b2b_entities:b2b_new_dlg: no Content-Length header found!<br>Jul 28 09:17:40 204548-4 /usr/local/sbin/opensips[6199]: ERROR:b2b_entities:server_new: failed to create new dialog structure entry<br>
Jul 28 09:17:40 204548-4 /usr/local/sbin/opensips[6199]: ERROR:b2b_logic:b2b_process_scenario_init: failed to create new b2b server instance<br>Jul 28 09:17:41 204548-4 /usr/local/sbin/opensips[6199]: ERROR:b2b_entities:b2b_new_dlg: no Content-Length header found!<br>
Jul 28 09:17:41 204548-4 /usr/local/sbin/opensips[6199]: ERROR:b2b_entities:server_new: failed to create new dialog structure entry<br>Jul 28 09:17:41 204548-4 /usr/local/sbin/opensips[6199]: ERROR:b2b_logic:b2b_process_scenario_init: failed to create new b2b server instance<br>
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