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<P><FONT face="Courier New" size=2>Hi, I am trying to find wy Opensips is responding (SIP/2.0 503 No destination available) to a CANCEL request.</FONT></P>
<P><FONT face="Courier New" size=2>UA1(1.1.1.1) -> P1(2.2.2.2) -> UA2(3.3.3.3)</FONT></P>
<P><FONT face="Courier New" size=2>UA1(1.1.1.1) -> P1(2.2.2.2)</FONT></P>
<P><FONT face="Courier New" size=2>INVITE sip:15141234567@1.1.1.1:5060;user=phone SIP/2.0<BR>Via: SIP/2.0/UDP 2.2.2.2:5060;branch=z9hG4bK264faa44a34bd197c0-66c25-0<BR>Max-Forwards: 69<BR>Contact: <sip:2.2.2.2:5060><BR>To: <sip:15141234567@1.1.1.1:5060><BR>From: <sip:2.2.2.2:5060>;tag=39e771ca-co4209-INS026<BR>Call-ID: 12345678<BR>CSeq: 420901 INVITE<BR>Content-Type: application/sdp<BR>Date: Fri, 23 Apr 2010 12:51:12 GMT<BR>Supported: 100rel<BR>User-Agent: ENSR2.5.47.9-IS26-RMRG20056-RG106565-CPO6500<BR>Content-Length: 282 </FONT></P>
<P><FONT face="Courier New" size=2>P1(2.2.2.2) -> UA1(1.1.1.1)</FONT></P>
<P><FONT face="Courier New" size=2>SIP/2.0 183 Session Progress<BR>To: "22215141234567" <sip:222928023587914@3.3.3.3>;tag=1190663040<BR>Via: SIP/2.0/UDP 2.2.2.2:5060;branch=z9hG4bK264faa44a34bd197c0-66c25-0<BR>From: <sip:2.2.2.2:5060>;tag=39e771ca-co4209-INS026<BR>Call-ID: 12345678<BR>CSeq: 420901 INVITE<BR>Record-Route: <sip:1.1.1.1;lr><BR>Contact: sip:22215141234567@3.3.3.3:5060<BR>Max-Forwards: 70<BR>Content-Type: application/sdp<BR>Content-Length: 186<BR>P-hint: Route[6]: mediaproxy </FONT></P>
<P><FONT face="Courier New" size=2>UA1(1.1.1.1) -> P1(2.2.2.2)</FONT></P>
<P><FONT face="Courier New" size=2>CANCEL sip:15141234567@1.1.1.1:5060;user=phone SIP/2.0<BR>Via: SIP/2.0/UDP 2.2.2.2:5060;branch=z9hG4bK264faa44a34bd197c0-66c25-0<BR>Max-Forwards: 69<BR>To: <sip:15141234567@1.1.1.1:5060><BR>From: <sip:2.2.2.2:5060>;tag=39e771ca-co4209-INS026<BR>Call-ID: 12345678<BR>CSeq: 420901 CANCEL<BR>User-Agent: ENSR2.5.47.9-IS26-RMRG106565-RG106565-CPO6500<BR>Content-Length: 0</FONT></P>
<P><FONT face="Courier New" size=2>P1(2.2.2.2) -> UA1(1.1.1.1)</FONT></P>
<P><FONT face="Courier New" size=2>SIP/2.0 503 No destination available<BR>Via: SIP/2.0/UDP 2.2.2.2:5060;branch=z9hG4bK264faa44a34bd197c0-66c25-0<BR>To: <sip:15141234567@1.1.1.1:5060>;tag=97b561d891fabb5de05c82496d3a199a.a955<BR>From: <sip:2.2.2.2:5060>;tag=39e771ca-co4209-INS026<BR>Call-ID: 12345678<BR>CSeq: 420901 CANCEL<BR>Server: OpenSIPS (1.5.1-notls (x86_64/linux))<BR>Content-Length: 0</FONT></P>
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