<div dir="ltr">rfc3326 - I believe it's valid in any packet, you can potentially have a Reason passed back before the end of the call.<br><div><br></div><div>It's the BYE that's hanging up the call not the 200 OK, but that could be an interop problem where a device doesn't expect the Reason in the 200 OK.</div></div><div class="gmail_extra"><br><div class="gmail_quote">On 17 September 2014 21:58, Stephen Wilde <span dir="ltr"><<a href="mailto:wstephen80@gmail.com" target="_blank">wstephen80@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">I have a trace of one leg only I can try to capture both legs.<div>But a 200 OK with a Reason header is a valid SIP message (below 200 OK forwarded by FreeSWITCH) ?</div><div><br></div><div><br></div><div><div>Frame 5: 957 bytes on wire (7656 bits), 957 bytes captured (7656 bits)</div><div>Ethernet II, Src: Hewlett-_f3:e9:2c (3c:d9:2b:f3:e9:2c), Dst: JuniperN_f6:ce:27 (78:19:f7:f6:ce:27)</div><div>Internet Protocol Version 4, Src: FreeSWITCH_IP (FreeSWITCH_IP), Dst: CUSTOMER_IP (CUSTOMER_IP)</div><div>User Datagram Protocol, Src Port: sip (5060), Dst Port: sip (5060)</div><div>Session Initiation Protocol (200)</div><div> Status-Line: SIP/2.0 200 OK</div><div> Message Header</div><div> Via: SIP/2.0/UDP CUSTOMER_IP:5060;branch=z9hG4bK00E0F510095D15ED848E0A88725A</div><div> Max-Forwards: 63</div><div> From: <sip:cg@FreeSWITCH_IP>;tag=00E0F510095D15ED848E7A60E97C</div><div> To: <sip:cd@FreeSWITCH_IP>;tag=5881vaN1reajB</div><div> Call-ID: <a href="mailto:ae8f80003582-5417017f-60871148-3ad46cc0-745bf31@127.0.0.1" target="_blank">ae8f80003582-5417017f-60871148-3ad46cc0-745bf31@127.0.0.1</a></div><div> CSeq: 14398 INVITE</div><div> Contact: <sip:cd@FreeSWITCH_IP:5060;transport=udp></div><div> User-Agent: FS_1.2</div><div> Allow: INVITE, ACK, BYE, CANCEL, OPTIONS, MESSAGE, INFO, REGISTER, REFER, NOTIFY</div><div> Supported: timer, path, replaces</div><div> Allow-Events: talk, hold, conference, refer</div><span class=""><div> Reason: Q.850;cause=16;text="NORMAL_CLEARING"</div></span><div> Content-Type: application/sdp</div><div> Content-Disposition: session</div><div> Content-Length: 217</div><div> Message Body</div></div><div><br></div></div><div class="HOEnZb"><div class="h5"><div class="gmail_extra"><br><div class="gmail_quote">On Wed, Sep 17, 2014 at 10:09 PM, Steven Ayre <span dir="ltr"><<a href="mailto:steveayre@gmail.com" target="_blank">steveayre@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">Can you post the sip trace for the call (all legs)</div><div class="gmail_extra"><br><div class="gmail_quote"><div><div>On 17 September 2014 19:54, Stephen Wilde <span dir="ltr"><<a href="mailto:wstephen80@gmail.com" target="_blank">wstephen80@gmail.com</a>></span> wrote:<br></div></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div><div><div dir="ltr">Anyone can help me on that?<span><font color="#888888"><div><br><div>Stephen</div></div></font></span></div><div><div><div class="gmail_extra"><br><div class="gmail_quote">On Tue, Sep 16, 2014 at 9:58 PM, Stephen Wilde <span dir="ltr"><<a href="mailto:wstephen80@gmail.com" target="_blank">wstephen80@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div><span style="font-family:arial,sans-serif;font-size:13px">I have a strange issue: some calls are dropped with a 200 OK containing the "Reason" header.</span><br></div><div style="font-size:13px;font-family:arial,sans-serif">Is this valid?</div><div style="font-size:13px;font-family:arial,sans-serif">The message flow is:</div><div style="font-size:13px;font-family:arial,sans-serif"><br></div><div style="font-size:13px;font-family:arial,sans-serif">CUSTOMER ---- FS</div><div style="font-size:13px;font-family:arial,sans-serif"><br></div><div style="font-size:13px;font-family:arial,sans-serif">INVITE -></div><div style="font-size:13px;font-family:arial,sans-serif"><br></div><div style="font-size:13px;font-family:arial,sans-serif"> <- 100 Trying</div><div style="font-size:13px;font-family:arial,sans-serif"> <- 180 Ringing</div><div style="font-size:13px;font-family:arial,sans-serif"> <- 200 OK (containing the Reason Header)<br></div><div style="font-size:13px;font-family:arial,sans-serif">ACK -></div><div style="font-size:13px;font-family:arial,sans-serif"><br></div><div style="font-size:13px;font-family:arial,sans-serif">after some seconds...</div><div style="font-size:13px;font-family:arial,sans-serif"><br></div><div style="font-size:13px;font-family:arial,sans-serif">BYE -></div><div><div style="font-family:arial,sans-serif;font-size:13px">BYE -></div><div style="font-family:arial,sans-serif;font-size:13px"><div>BYE -></div></div><div style="font-family:arial,sans-serif;font-size:13px"><div>BYE -></div></div><div style="font-family:arial,sans-serif;font-size:13px"><div>BYE -></div></div><div style="font-family:arial,sans-serif;font-size:13px"><br></div><div style="font-family:arial,sans-serif;font-size:13px">The 200 OK sent by FreeSwitch contain a "Reason Header":</div><div style="font-family:arial,sans-serif;font-size:13px"><br></div><div><font face="arial, sans-serif">Reason: Q.850;cause=16;text="NORMAL_CLEARING"</font><br></div><div><font face="arial, sans-serif"><br></font></div><div><font face="arial, sans-serif">And the call seems dropped and not connected in FreeSWITCH.</font></div><div><font face="arial, sans-serif">For the customer side the call seems connected with 200 OK (the customer ignore the Reason).</font></div><div><font face="arial, sans-serif">After some seconds, the customer try to disconnect the call with BYE but these messages are ignored by Freeswitch because the call was been already dropped.</font></div><div><font face="arial, sans-serif"><br></font></div><div><font face="arial, sans-serif">It's valid the Reason inside the 200 OK? It's possible that this 200 OK has been forwarded by Freeswitch from the outbound leg.</font></div><div><font face="arial, sans-serif">Any advice for that?</font></div><span><font color="#888888"><div><font face="arial, sans-serif"><br></font></div><div><font face="arial, sans-serif">Stephen</font></div><div><font face="arial, sans-serif"><br></font></div><div><font face="arial, sans-serif"><br></font></div><div style="font-family:arial,sans-serif;font-size:13px"><br></div><div style="font-family:arial,sans-serif;font-size:13px"><br></div><div style="font-family:arial,sans-serif;font-size:13px"><br></div><div style="font-family:arial,sans-serif;font-size:13px"><br></div></font></span></div><div><br></div></div>
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