<p>Now the CSeq is correct, however I do see repeated CANCELs and 487s from the peer just as in <a href="https://github.com/kamailio/kamailio/issues/870" class="issue-link js-issue-link" data-url="https://github.com/kamailio/kamailio/issues/870" data-id="192562760" data-error-text="Failed to load issue title" data-permission-text="Issue title is private">#870</a> This means that it does cancel the call and these extra messages back and forth do not cause any end-user side effects:</p>
<h1></h1>
<p>U x.x.x.50:5060 -> 85.14.79.130:6050<br>
INVITE sip:<a href="mailto:48732406302@provider.server">48732406302@provider.server</a>:6050 SIP/2.0.<br>
Record-Route: sip:x.x.x.50;lr=on;ftag=1966e51d;did=394.3881.<br>
Via: SIP/2.0/UDP x.x.x.50;branch=z9hG4bK7c47.6ccd00e1473454bee7f723fc9772a737.0.<br>
Via: SIP/2.0/UDP x.x.x.61:52163;rport=52163;branch=z9hG4bK-d8754z-61867e46d5fd912d-1---d8754z-.<br>
Max-Forwards: 69.<br>
Contact: sip:48221028008@x.x.x.61:52163;transport=UDP.<br>
To: sip:48732406302@x.x.x.50;transport=UDP.<br>
From: sip:48221028008@x.x.x.50;transport=UDP;tag=1966e51d.<br>
Call-ID: NDY0MjJlYjNmNTMwMzQ1MjFiZjZlZTQyMTU0MTVjZTc..<br>
CSeq: 2 INVITE.<br>
Allow: INVITE, ACK, CANCEL, BYE, NOTIFY, REFER, MESSAGE, OPTIONS, INFO, SUBSCRIBE.<br>
Content-Type: application/sdp.<br>
Supported: replaces, norefersub, extended-refer, timer, X-cisco-serviceuri.<br>
Allow-Events: presence, kpml.<br>
Content-Length: 239.<br>
.<br>
v=0.<br>
o=Z 0 0 IN IP4 x.x.x.61.<br>
s=Z.<br>
c=IN IP4 x.x.x.61.<br>
t=0 0.<br>
m=audio 8000 RTP/AVP 3 110 8 0 98 101.<br>
a=rtpmap:110 speex/8000.<br>
a=rtpmap:98 iLBC/8000.<br>
a=fmtp:98 mode=20.<br>
a=rtpmap:101 telephone-event/8000.<br>
a=fmtp:101 0-15.<br>
a=sendrecv.</p>
<h1></h1>
<p>U 85.14.79.130:6050 -> x.x.x.50:5060<br>
SIP/2.0 407 Proxy Authentication Required.<br>
Via: SIP/2.0/UDP x.x.x.50;branch=z9hG4bK7c47.6ccd00e1473454bee7f723fc9772a737.0;received=x.x.x.50.<br>
Via: SIP/2.0/UDP x.x.x.61:52163;rport=52163;branch=z9hG4bK-d8754z-61867e46d5fd912d-1---d8754z-.<br>
From: sip:48221028008@x.x.x.50;transport=UDP;tag=1966e51d.<br>
To: sip:48732406302@x.x.x.50;transport=UDP;tag=as209509cf.<br>
Call-ID: NDY0MjJlYjNmNTMwMzQ1MjFiZjZlZTQyMTU0MTVjZTc..<br>
CSeq: 2 INVITE.<br>
User-Agent: Adescom CTM5000.<br>
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO.<br>
Max-Forwards: 70.<br>
Proxy-Authenticate: Digest realm="adescom", nonce="4d5a9b94".<br>
Content-Length: 0.<br>
.</p>
<h1></h1>
<p>U x.x.x.50:5060 -> 85.14.79.130:6050<br>
ACK sip:<a href="mailto:48732406302@provider.server">48732406302@provider.server</a>:6050 SIP/2.0.<br>
Via: SIP/2.0/UDP x.x.x.50;branch=z9hG4bK7c47.6ccd00e1473454bee7f723fc9772a737.0.<br>
Max-Forwards: 69.<br>
To: sip:48732406302@x.x.x.50;transport=UDP;tag=as209509cf.<br>
From: sip:48221028008@x.x.x.50;transport=UDP;tag=1966e51d.<br>
Call-ID: NDY0MjJlYjNmNTMwMzQ1MjFiZjZlZTQyMTU0MTVjZTc..<br>
CSeq: 2 ACK.<br>
Content-Length: 0.<br>
.</p>
<h1></h1>
<p>U x.x.x.50:5060 -> 85.14.79.130:6050<br>
INVITE sip:<a href="mailto:48732406302@provider.server">48732406302@provider.server</a>:6050 SIP/2.0.<br>
Record-Route: sip:x.x.x.50;lr=on;ftag=1966e51d;did=394.3881.<br>
Via: SIP/2.0/UDP x.x.x.50;branch=z9hG4bK7c47.6ccd00e1473454bee7f723fc9772a737.1.cs2.<br>
Via: SIP/2.0/UDP x.x.x.61:52163;rport=52163;branch=z9hG4bK-d8754z-61867e46d5fd912d-1---d8754z-.<br>
Max-Forwards: 69.<br>
Contact: sip:48221028008@x.x.x.61:52163;transport=UDP.<br>
To: sip:48732406302@x.x.x.50;transport=UDP.<br>
From: sip:48221028008@x.x.x.50;transport=UDP;tag=1966e51d.<br>
Call-ID: NDY0MjJlYjNmNTMwMzQ1MjFiZjZlZTQyMTU0MTVjZTc..<br>
CSeq: 3 INVITE.<br>
Allow: INVITE, ACK, CANCEL, BYE, NOTIFY, REFER, MESSAGE, OPTIONS, INFO, SUBSCRIBE.<br>
Content-Type: application/sdp.<br>
Supported: replaces, norefersub, extended-refer, timer, X-cisco-serviceuri.<br>
Allow-Events: presence, kpml.<br>
Content-Length: 239.<br>
Proxy-Authorization: Digest username="USER", realm="adescom", nonce="4d5a9b94", uri="sip:<a href="mailto:48732406302@provider.server">48732406302@provider.server</a>:6050", response="5e7395307812b7c47418bfde0d4262bf", algorithm=MD5.<br>
.<br>
v=0.<br>
o=Z 0 0 IN IP4 x.x.x.61.<br>
s=Z.<br>
c=IN IP4 x.x.x.61.<br>
t=0 0.<br>
m=audio 8000 RTP/AVP 3 110 8 0 98 101.<br>
a=rtpmap:110 speex/8000.<br>
a=rtpmap:98 iLBC/8000.<br>
a=fmtp:98 mode=20.<br>
a=rtpmap:101 telephone-event/8000.<br>
a=fmtp:101 0-15.<br>
a=sendrecv.</p>
<h1></h1>
<p>U 85.14.79.130:6050 -> x.x.x.50:5060<br>
SIP/2.0 100 Trying.<br>
Via: SIP/2.0/UDP x.x.x.50;branch=z9hG4bK7c47.6ccd00e1473454bee7f723fc9772a737.1.cs2;received=x.x.x.50.<br>
Via: SIP/2.0/UDP x.x.x.61:52163;rport=52163;branch=z9hG4bK-d8754z-61867e46d5fd912d-1---d8754z-.<br>
From: sip:48221028008@x.x.x.50;transport=UDP;tag=1966e51d.<br>
To: sip:48732406302@x.x.x.50;transport=UDP.<br>
Call-ID: NDY0MjJlYjNmNTMwMzQ1MjFiZjZlZTQyMTU0MTVjZTc..<br>
CSeq: 3 INVITE.<br>
User-Agent: Adescom CTM5000.<br>
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO.<br>
Max-Forwards: 70.<br>
Contact: sip:48732406302@85.14.79.130:6050.<br>
Content-Length: 0.<br>
X-CTMG-HangupCause: Normal Clearing.<br>
.</p>
<h1></h1>
<p>U 85.14.79.130:6050 -> x.x.x.50:5060<br>
SIP/2.0 183 Session Progress.<br>
Via: SIP/2.0/UDP x.x.x.50;branch=z9hG4bK7c47.6ccd00e1473454bee7f723fc9772a737.1.cs2;received=x.x.x.50.<br>
Via: SIP/2.0/UDP x.x.x.61:52163;rport=52163;branch=z9hG4bK-d8754z-61867e46d5fd912d-1---d8754z-.<br>
From: sip:48221028008@x.x.x.50;transport=UDP;tag=1966e51d.<br>
To: sip:48732406302@x.x.x.50;transport=UDP;tag=as72708a91.<br>
Call-ID: NDY0MjJlYjNmNTMwMzQ1MjFiZjZlZTQyMTU0MTVjZTc..<br>
CSeq: 3 INVITE.<br>
User-Agent: Adescom CTM5000.<br>
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO.<br>
Max-Forwards: 70.<br>
Contact: sip:48732406302@85.14.79.130:6050.<br>
Content-Type: application/sdp.<br>
Content-Length: 226.<br>
.<br>
v=0.<br>
o=root 7839 7839 IN IP4 85.14.79.130.<br>
s=session.<br>
c=IN IP4 85.14.79.130.<br>
t=0 0.<br>
m=audio 54604 RTP/AVP 8 101.<br>
a=rtpmap:8 PCMA/8000.<br>
a=ptime:20.<br>
a=rtpmap:101 telephone-event/8000.<br>
a=fmtp:101 0-16.<br>
a=silenceSupp:off - - - -.</p>
<h1></h1>
<p>U x.x.x.50:5060 -> 85.14.79.130:6050<br>
CANCEL sip:<a href="mailto:48732406302@provider.server">48732406302@provider.server</a>:6050 SIP/2.0.<br>
Via: SIP/2.0/UDP x.x.x.50;branch=z9hG4bK7c47.6ccd00e1473454bee7f723fc9772a737.1.cs2.<br>
Max-Forwards: 69.<br>
To: sip:48732406302@x.x.x.50;transport=UDP.<br>
From: sip:48221028008@x.x.x.50;transport=UDP;tag=1966e51d.<br>
Call-ID: NDY0MjJlYjNmNTMwMzQ1MjFiZjZlZTQyMTU0MTVjZTc..<br>
CSeq: 3 CANCEL.<br>
Content-Length: 0.<br>
.</p>
<h1></h1>
<p>U 85.14.79.130:6050 -> x.x.x.50:5060<br>
SIP/2.0 487 Request Terminated.<br>
Via: SIP/2.0/UDP x.x.x.50;branch=z9hG4bK7c47.6ccd00e1473454bee7f723fc9772a737.1.cs2;received=x.x.x.50.<br>
Via: SIP/2.0/UDP x.x.x.61:52163;rport=52163;branch=z9hG4bK-d8754z-61867e46d5fd912d-1---d8754z-.<br>
From: sip:48221028008@x.x.x.50;transport=UDP;tag=1966e51d.<br>
To: sip:48732406302@x.x.x.50;transport=UDP;tag=as72708a91.<br>
Call-ID: NDY0MjJlYjNmNTMwMzQ1MjFiZjZlZTQyMTU0MTVjZTc..<br>
CSeq: 3 INVITE.<br>
User-Agent: Adescom CTM5000.<br>
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO.<br>
Max-Forwards: 70.<br>
Content-Length: 0.<br>
X-CTMG-HangupCause: Normal Clearing.<br>
Reason: Q.850 ;cause=16 ;text="Normal Clearing".<br>
.</p>
<h1></h1>
<p>U 85.14.79.130:6050 -> x.x.x.50:5060<br>
SIP/2.0 200 OK.<br>
Via: SIP/2.0/UDP x.x.x.50;branch=z9hG4bK7c47.6ccd00e1473454bee7f723fc9772a737.1.cs2;received=x.x.x.50.<br>
From: sip:48221028008@x.x.x.50;transport=UDP;tag=1966e51d.<br>
To: sip:48732406302@x.x.x.50;transport=UDP;tag=as72708a91.<br>
Call-ID: NDY0MjJlYjNmNTMwMzQ1MjFiZjZlZTQyMTU0MTVjZTc..<br>
CSeq: 3 CANCEL.<br>
User-Agent: Adescom CTM5000.<br>
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO.<br>
Max-Forwards: 70.<br>
Content-Length: 0.<br>
X-CTMG-HangupCause: Normal Clearing.<br>
.</p>
<h1></h1>
<p>U x.x.x.50:5060 -> 85.14.79.130:6050<br>
ACK sip:<a href="mailto:48732406302@provider.server">48732406302@provider.server</a>:6050 SIP/2.0.<br>
Via: SIP/2.0/UDP x.x.x.50;branch=z9hG4bK7c47.6ccd00e1473454bee7f723fc9772a737.1.cs2.<br>
Max-Forwards: 69.<br>
To: sip:48732406302@x.x.x.50;transport=UDP;tag=as72708a91.<br>
From: sip:48221028008@x.x.x.50;transport=UDP;tag=1966e51d.<br>
Call-ID: NDY0MjJlYjNmNTMwMzQ1MjFiZjZlZTQyMTU0MTVjZTc..<br>
CSeq: 3 ACK.<br>
Content-Length: 0.<br>
.</p>
<h1></h1>
<p>U x.x.x.50:5060 -> 85.14.79.130:6050<br>
CANCEL sip:<a href="mailto:48732406302@provider.server">48732406302@provider.server</a>:6050 SIP/2.0.<br>
Via: SIP/2.0/UDP x.x.x.50;branch=z9hG4bK7c47.6ccd00e1473454bee7f723fc9772a737.1.cs2.<br>
Max-Forwards: 69.<br>
To: sip:48732406302@x.x.x.50;transport=UDP.<br>
From: sip:48221028008@x.x.x.50;transport=UDP;tag=1966e51d.<br>
Call-ID: NDY0MjJlYjNmNTMwMzQ1MjFiZjZlZTQyMTU0MTVjZTc..<br>
CSeq: 3 CANCEL.<br>
Content-Length: 0.<br>
.</p>
<h1></h1>
<p>U 85.14.79.130:6050 -> x.x.x.50:5060<br>
SIP/2.0 481 Call Leg Does Not Exist.<br>
Via: SIP/2.0/UDP x.x.x.50;branch=z9hG4bK7c47.6ccd00e1473454bee7f723fc9772a737.1.cs2;received=x.x.x.50.<br>
From: sip:48221028008@x.x.x.50;transport=UDP;tag=1966e51d.<br>
To: sip:48732406302@x.x.x.50;transport=UDP;tag=as0575a12b.<br>
Call-ID: NDY0MjJlYjNmNTMwMzQ1MjFiZjZlZTQyMTU0MTVjZTc..<br>
CSeq: 3 CANCEL.<br>
User-Agent: Adescom CTM5000.<br>
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO.<br>
Max-Forwards: 70.<br>
Content-Length: 0.<br>
.</p>
<h1></h1>
<p>U x.x.x.50:5060 -> 85.14.79.130:6050<br>
CANCEL sip:<a href="mailto:48732406302@provider.server">48732406302@provider.server</a>:6050 SIP/2.0.<br>
Via: SIP/2.0/UDP x.x.x.50;branch=z9hG4bK7c47.6ccd00e1473454bee7f723fc9772a737.1.cs2.<br>
Max-Forwards: 69.<br>
To: sip:48732406302@x.x.x.50;transport=UDP.<br>
From: sip:48221028008@x.x.x.50;transport=UDP;tag=1966e51d.<br>
Call-ID: NDY0MjJlYjNmNTMwMzQ1MjFiZjZlZTQyMTU0MTVjZTc..<br>
CSeq: 3 CANCEL.<br>
Content-Length: 0.<br>
.</p>
<h1></h1>
<p>U 85.14.79.130:6050 -> x.x.x.50:5060<br>
SIP/2.0 481 Call Leg Does Not Exist.<br>
Via: SIP/2.0/UDP x.x.x.50;branch=z9hG4bK7c47.6ccd00e1473454bee7f723fc9772a737.1.cs2;received=x.x.x.50.<br>
From: sip:48221028008@x.x.x.50;transport=UDP;tag=1966e51d.<br>
To: sip:48732406302@x.x.x.50;transport=UDP;tag=as6b28014f.<br>
Call-ID: NDY0MjJlYjNmNTMwMzQ1MjFiZjZlZTQyMTU0MTVjZTc..<br>
CSeq: 3 CANCEL.<br>
User-Agent: Adescom CTM5000.<br>
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO.<br>
Max-Forwards: 70.<br>
Content-Length: 0.<br>
.</p>
<h1></h1>
<p>U x.x.x.50:5060 -> 85.14.79.130:6050<br>
CANCEL sip:<a href="mailto:48732406302@provider.server">48732406302@provider.server</a>:6050 SIP/2.0.<br>
Via: SIP/2.0/UDP x.x.x.50;branch=z9hG4bK7c47.6ccd00e1473454bee7f723fc9772a737.1.cs2.<br>
Max-Forwards: 69.<br>
To: sip:48732406302@x.x.x.50;transport=UDP.<br>
From: sip:48221028008@x.x.x.50;transport=UDP;tag=1966e51d.<br>
Call-ID: NDY0MjJlYjNmNTMwMzQ1MjFiZjZlZTQyMTU0MTVjZTc..<br>
CSeq: 3 CANCEL.<br>
Content-Length: 0.<br>
.</p>
<h1></h1>
<p>U 85.14.79.130:6050 -> x.x.x.50:5060<br>
SIP/2.0 481 Call Leg Does Not Exist.<br>
Via: SIP/2.0/UDP x.x.x.50;branch=z9hG4bK7c47.6ccd00e1473454bee7f723fc9772a737.1.cs2;received=x.x.x.50.<br>
From: sip:48221028008@x.x.x.50;transport=UDP;tag=1966e51d.<br>
To: sip:48732406302@x.x.x.50;transport=UDP;tag=as52cb54b1.<br>
Call-ID: NDY0MjJlYjNmNTMwMzQ1MjFiZjZlZTQyMTU0MTVjZTc..<br>
CSeq: 3 CANCEL.<br>
User-Agent: Adescom CTM5000.<br>
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO.<br>
Max-Forwards: 70.<br>
Content-Length: 0.<br>
.</p>

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<script type="application/json" data-scope="inboxmarkup">{"api_version":"1.0","publisher":{"api_key":"05dde50f1d1a384dd78767c55493e4bb","name":"GitHub"},"entity":{"external_key":"github/kamailio/kamailio","title":"kamailio/kamailio","subtitle":"GitHub repository","main_image_url":"https://cloud.githubusercontent.com/assets/143418/17495839/a5054eac-5d88-11e6-95fc-7290892c7bb5.png","avatar_image_url":"https://cloud.githubusercontent.com/assets/143418/15842166/7c72db34-2c0b-11e6-9aed-b52498112777.png","action":{"name":"Open in GitHub","url":"https://github.com/kamailio/kamailio"}},"updates":{"snippets":[{"icon":"PERSON","message":"@greggcz in #918: Now the CSeq is correct, however I do see repeated CANCELs and 487s from the peer just as in https://github.com/kamailio/kamailio/issues/870 This means that it does cancel the call and these extra messages back and forth do not cause any end-user side effects:\r\n\r\n#\r\nU x.x.x.50:5060 -\u003e 85.14.79.130:6050\r\nINVITE sip:48732406302@provider.server:6050 SIP/2.0.\r\nRecord-Route: \u003csip:x.x.x.50;lr=on;ftag=1966e51d;did=394.3881\u003e.\r\nVia: SIP/2.0/UDP x.x.x.50;branch=z9hG4bK7c47.6ccd00e1473454bee7f723fc9772a737.0.\r\nVia: SIP/2.0/UDP x.x.x.61:52163;rport=52163;branch=z9hG4bK-d8754z-61867e46d5fd912d-1---d8754z-.\r\nMax-Forwards: 69.\r\nContact: \u003csip:48221028008@x.x.x.61:52163;transport=UDP\u003e.\r\nTo: \u003csip:48732406302@x.x.x.50;transport=UDP\u003e.\r\nFrom: \u003csip:48221028008@x.x.x.50;transport=UDP\u003e;tag=1966e51d.\r\nCall-ID: NDY0MjJlYjNmNTMwMzQ1MjFiZjZlZTQyMTU0MTVjZTc..\r\nCSeq: 2 INVITE.\r\nAllow: INVITE, ACK, CANCEL, BYE, NOTIFY, REFER, MESSAGE, OPTIONS, INFO, SUBSCRIBE.\r\nContent-Type: application/sdp.\r\nSupported: replaces, norefersub, extended-refer, timer, X-cisco-serviceuri.\r\nAllow-Events: presence, kpml.\r\nContent-Length: 239.\r\n.\r\nv=0.\r\no=Z 0 0 IN IP4 x.x.x.61.\r\ns=Z.\r\nc=IN IP4 x.x.x.61.\r\nt=0 0.\r\nm=audio 8000 RTP/AVP 3 110 8 0 98 101.\r\na=rtpmap:110 speex/8000.\r\na=rtpmap:98 iLBC/8000.\r\na=fmtp:98 mode=20.\r\na=rtpmap:101 telephone-event/8000.\r\na=fmtp:101 0-15.\r\na=sendrecv.\r\n\r\n#\r\nU 85.14.79.130:6050 -\u003e x.x.x.50:5060\r\nSIP/2.0 407 Proxy Authentication Required.\r\nVia: SIP/2.0/UDP x.x.x.50;branch=z9hG4bK7c47.6ccd00e1473454bee7f723fc9772a737.0;received=x.x.x.50.\r\nVia: SIP/2.0/UDP x.x.x.61:52163;rport=52163;branch=z9hG4bK-d8754z-61867e46d5fd912d-1---d8754z-.\r\nFrom: \u003csip:48221028008@x.x.x.50;transport=UDP\u003e;tag=1966e51d.\r\nTo: \u003csip:48732406302@x.x.x.50;transport=UDP\u003e;tag=as209509cf.\r\nCall-ID: NDY0MjJlYjNmNTMwMzQ1MjFiZjZlZTQyMTU0MTVjZTc..\r\nCSeq: 2 INVITE.\r\nUser-Agent: Adescom CTM5000.\r\nAllow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO.\r\nMax-Forwards: 70.\r\nProxy-Authenticate: Digest realm=\"adescom\", nonce=\"4d5a9b94\".\r\nContent-Length: 0.\r\n.\r\n\r\n#\r\nU x.x.x.50:5060 -\u003e 85.14.79.130:6050\r\nACK sip:48732406302@provider.server:6050 SIP/2.0.\r\nVia: SIP/2.0/UDP x.x.x.50;branch=z9hG4bK7c47.6ccd00e1473454bee7f723fc9772a737.0.\r\nMax-Forwards: 69.\r\nTo: \u003csip:48732406302@x.x.x.50;transport=UDP\u003e;tag=as209509cf.\r\nFrom: \u003csip:48221028008@x.x.x.50;transport=UDP\u003e;tag=1966e51d.\r\nCall-ID: NDY0MjJlYjNmNTMwMzQ1MjFiZjZlZTQyMTU0MTVjZTc..\r\nCSeq: 2 ACK.\r\nContent-Length: 0.\r\n.\r\n\r\n#\r\nU x.x.x.50:5060 -\u003e 85.14.79.130:6050\r\nINVITE sip:48732406302@provider.server:6050 SIP/2.0.\r\nRecord-Route: \u003csip:x.x.x.50;lr=on;ftag=1966e51d;did=394.3881\u003e.\r\nVia: SIP/2.0/UDP x.x.x.50;branch=z9hG4bK7c47.6ccd00e1473454bee7f723fc9772a737.1.cs2.\r\nVia: SIP/2.0/UDP x.x.x.61:52163;rport=52163;branch=z9hG4bK-d8754z-61867e46d5fd912d-1---d8754z-.\r\nMax-Forwards: 69.\r\nContact: \u003csip:48221028008@x.x.x.61:52163;transport=UDP\u003e.\r\nTo: \u003csip:48732406302@x.x.x.50;transport=UDP\u003e.\r\nFrom: \u003csip:48221028008@x.x.x.50;transport=UDP\u003e;tag=1966e51d.\r\nCall-ID: NDY0MjJlYjNmNTMwMzQ1MjFiZjZlZTQyMTU0MTVjZTc..\r\nCSeq: 3 INVITE.\r\nAllow: INVITE, ACK, CANCEL, BYE, NOTIFY, REFER, MESSAGE, OPTIONS, INFO, SUBSCRIBE.\r\nContent-Type: application/sdp.\r\nSupported: replaces, norefersub, extended-refer, timer, X-cisco-serviceuri.\r\nAllow-Events: presence, kpml.\r\nContent-Length: 239.\r\nProxy-Authorization: Digest username=\"USER\", realm=\"adescom\", nonce=\"4d5a9b94\", uri=\"sip:48732406302@provider.server:6050\", response=\"5e7395307812b7c47418bfde0d4262bf\", algorithm=MD5.\r\n.\r\nv=0.\r\no=Z 0 0 IN IP4 x.x.x.61.\r\ns=Z.\r\nc=IN IP4 x.x.x.61.\r\nt=0 0.\r\nm=audio 8000 RTP/AVP 3 110 8 0 98 101.\r\na=rtpmap:110 speex/8000.\r\na=rtpmap:98 iLBC/8000.\r\na=fmtp:98 mode=20.\r\na=rtpmap:101 telephone-event/8000.\r\na=fmtp:101 0-15.\r\na=sendrecv.\r\n\r\n#\r\nU 85.14.79.130:6050 -\u003e x.x.x.50:5060\r\nSIP/2.0 100 Trying.\r\nVia: SIP/2.0/UDP x.x.x.50;branch=z9hG4bK7c47.6ccd00e1473454bee7f723fc9772a737.1.cs2;received=x.x.x.50.\r\nVia: SIP/2.0/UDP x.x.x.61:52163;rport=52163;branch=z9hG4bK-d8754z-61867e46d5fd912d-1---d8754z-.\r\nFrom: \u003csip:48221028008@x.x.x.50;transport=UDP\u003e;tag=1966e51d.\r\nTo: \u003csip:48732406302@x.x.x.50;transport=UDP\u003e.\r\nCall-ID: NDY0MjJlYjNmNTMwMzQ1MjFiZjZlZTQyMTU0MTVjZTc..\r\nCSeq: 3 INVITE.\r\nUser-Agent: Adescom CTM5000.\r\nAllow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO.\r\nMax-Forwards: 70.\r\nContact: \u003csip:48732406302@85.14.79.130:6050\u003e.\r\nContent-Length: 0.\r\nX-CTMG-HangupCause: Normal Clearing.\r\n.\r\n\r\n#\r\nU 85.14.79.130:6050 -\u003e x.x.x.50:5060\r\nSIP/2.0 183 Session Progress.\r\nVia: SIP/2.0/UDP x.x.x.50;branch=z9hG4bK7c47.6ccd00e1473454bee7f723fc9772a737.1.cs2;received=x.x.x.50.\r\nVia: SIP/2.0/UDP x.x.x.61:52163;rport=52163;branch=z9hG4bK-d8754z-61867e46d5fd912d-1---d8754z-.\r\nFrom: \u003csip:48221028008@x.x.x.50;transport=UDP\u003e;tag=1966e51d.\r\nTo: \u003csip:48732406302@x.x.x.50;transport=UDP\u003e;tag=as72708a91.\r\nCall-ID: NDY0MjJlYjNmNTMwMzQ1MjFiZjZlZTQyMTU0MTVjZTc..\r\nCSeq: 3 INVITE.\r\nUser-Agent: Adescom CTM5000.\r\nAllow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO.\r\nMax-Forwards: 70.\r\nContact: \u003csip:48732406302@85.14.79.130:6050\u003e.\r\nContent-Type: application/sdp.\r\nContent-Length: 226.\r\n.\r\nv=0.\r\no=root 7839 7839 IN IP4 85.14.79.130.\r\ns=session.\r\nc=IN IP4 85.14.79.130.\r\nt=0 0.\r\nm=audio 54604 RTP/AVP 8 101.\r\na=rtpmap:8 PCMA/8000.\r\na=ptime:20.\r\na=rtpmap:101 telephone-event/8000.\r\na=fmtp:101 0-16.\r\na=silenceSupp:off - - - -.\r\n\r\n#\r\nU x.x.x.50:5060 -\u003e 85.14.79.130:6050\r\nCANCEL sip:48732406302@provider.server:6050 SIP/2.0.\r\nVia: SIP/2.0/UDP x.x.x.50;branch=z9hG4bK7c47.6ccd00e1473454bee7f723fc9772a737.1.cs2.\r\nMax-Forwards: 69.\r\nTo: \u003csip:48732406302@x.x.x.50;transport=UDP\u003e.\r\nFrom: \u003csip:48221028008@x.x.x.50;transport=UDP\u003e;tag=1966e51d.\r\nCall-ID: NDY0MjJlYjNmNTMwMzQ1MjFiZjZlZTQyMTU0MTVjZTc..\r\nCSeq: 3 CANCEL.\r\nContent-Length: 0.\r\n.\r\n\r\n#\r\nU 85.14.79.130:6050 -\u003e x.x.x.50:5060\r\nSIP/2.0 487 Request Terminated.\r\nVia: SIP/2.0/UDP x.x.x.50;branch=z9hG4bK7c47.6ccd00e1473454bee7f723fc9772a737.1.cs2;received=x.x.x.50.\r\nVia: SIP/2.0/UDP x.x.x.61:52163;rport=52163;branch=z9hG4bK-d8754z-61867e46d5fd912d-1---d8754z-.\r\nFrom: \u003csip:48221028008@x.x.x.50;transport=UDP\u003e;tag=1966e51d.\r\nTo: \u003csip:48732406302@x.x.x.50;transport=UDP\u003e;tag=as72708a91.\r\nCall-ID: NDY0MjJlYjNmNTMwMzQ1MjFiZjZlZTQyMTU0MTVjZTc..\r\nCSeq: 3 INVITE.\r\nUser-Agent: Adescom CTM5000.\r\nAllow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO.\r\nMax-Forwards: 70.\r\nContent-Length: 0.\r\nX-CTMG-HangupCause: Normal Clearing.\r\nReason: Q.850 ;cause=16 ;text=\"Normal Clearing\".\r\n.\r\n\r\n#\r\nU 85.14.79.130:6050 -\u003e x.x.x.50:5060\r\nSIP/2.0 200 OK.\r\nVia: SIP/2.0/UDP x.x.x.50;branch=z9hG4bK7c47.6ccd00e1473454bee7f723fc9772a737.1.cs2;received=x.x.x.50.\r\nFrom: \u003csip:48221028008@x.x.x.50;transport=UDP\u003e;tag=1966e51d.\r\nTo: \u003csip:48732406302@x.x.x.50;transport=UDP\u003e;tag=as72708a91.\r\nCall-ID: NDY0MjJlYjNmNTMwMzQ1MjFiZjZlZTQyMTU0MTVjZTc..\r\nCSeq: 3 CANCEL.\r\nUser-Agent: Adescom CTM5000.\r\nAllow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO.\r\nMax-Forwards: 70.\r\nContent-Length: 0.\r\nX-CTMG-HangupCause: Normal Clearing.\r\n.\r\n\r\n#\r\nU x.x.x.50:5060 -\u003e 85.14.79.130:6050\r\nACK sip:48732406302@provider.server:6050 SIP/2.0.\r\nVia: SIP/2.0/UDP x.x.x.50;branch=z9hG4bK7c47.6ccd00e1473454bee7f723fc9772a737.1.cs2.\r\nMax-Forwards: 69.\r\nTo: \u003csip:48732406302@x.x.x.50;transport=UDP\u003e;tag=as72708a91.\r\nFrom: \u003csip:48221028008@x.x.x.50;transport=UDP\u003e;tag=1966e51d.\r\nCall-ID: NDY0MjJlYjNmNTMwMzQ1MjFiZjZlZTQyMTU0MTVjZTc..\r\nCSeq: 3 ACK.\r\nContent-Length: 0.\r\n.\r\n\r\n#\r\nU x.x.x.50:5060 -\u003e 85.14.79.130:6050\r\nCANCEL sip:48732406302@provider.server:6050 SIP/2.0.\r\nVia: SIP/2.0/UDP x.x.x.50;branch=z9hG4bK7c47.6ccd00e1473454bee7f723fc9772a737.1.cs2.\r\nMax-Forwards: 69.\r\nTo: \u003csip:48732406302@x.x.x.50;transport=UDP\u003e.\r\nFrom: \u003csip:48221028008@x.x.x.50;transport=UDP\u003e;tag=1966e51d.\r\nCall-ID: NDY0MjJlYjNmNTMwMzQ1MjFiZjZlZTQyMTU0MTVjZTc..\r\nCSeq: 3 CANCEL.\r\nContent-Length: 0.\r\n.\r\n\r\n#\r\nU 85.14.79.130:6050 -\u003e x.x.x.50:5060\r\nSIP/2.0 481 Call Leg Does Not Exist.\r\nVia: SIP/2.0/UDP x.x.x.50;branch=z9hG4bK7c47.6ccd00e1473454bee7f723fc9772a737.1.cs2;received=x.x.x.50.\r\nFrom: \u003csip:48221028008@x.x.x.50;transport=UDP\u003e;tag=1966e51d.\r\nTo: \u003csip:48732406302@x.x.x.50;transport=UDP\u003e;tag=as0575a12b.\r\nCall-ID: NDY0MjJlYjNmNTMwMzQ1MjFiZjZlZTQyMTU0MTVjZTc..\r\nCSeq: 3 CANCEL.\r\nUser-Agent: Adescom CTM5000.\r\nAllow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO.\r\nMax-Forwards: 70.\r\nContent-Length: 0.\r\n.\r\n\r\n#\r\nU x.x.x.50:5060 -\u003e 85.14.79.130:6050\r\nCANCEL sip:48732406302@provider.server:6050 SIP/2.0.\r\nVia: SIP/2.0/UDP x.x.x.50;branch=z9hG4bK7c47.6ccd00e1473454bee7f723fc9772a737.1.cs2.\r\nMax-Forwards: 69.\r\nTo: \u003csip:48732406302@x.x.x.50;transport=UDP\u003e.\r\nFrom: \u003csip:48221028008@x.x.x.50;transport=UDP\u003e;tag=1966e51d.\r\nCall-ID: NDY0MjJlYjNmNTMwMzQ1MjFiZjZlZTQyMTU0MTVjZTc..\r\nCSeq: 3 CANCEL.\r\nContent-Length: 0.\r\n.\r\n\r\n#\r\nU 85.14.79.130:6050 -\u003e x.x.x.50:5060\r\nSIP/2.0 481 Call Leg Does Not Exist.\r\nVia: SIP/2.0/UDP x.x.x.50;branch=z9hG4bK7c47.6ccd00e1473454bee7f723fc9772a737.1.cs2;received=x.x.x.50.\r\nFrom: \u003csip:48221028008@x.x.x.50;transport=UDP\u003e;tag=1966e51d.\r\nTo: \u003csip:48732406302@x.x.x.50;transport=UDP\u003e;tag=as6b28014f.\r\nCall-ID: NDY0MjJlYjNmNTMwMzQ1MjFiZjZlZTQyMTU0MTVjZTc..\r\nCSeq: 3 CANCEL.\r\nUser-Agent: Adescom CTM5000.\r\nAllow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO.\r\nMax-Forwards: 70.\r\nContent-Length: 0.\r\n.\r\n\r\n#\r\nU x.x.x.50:5060 -\u003e 85.14.79.130:6050\r\nCANCEL sip:48732406302@provider.server:6050 SIP/2.0.\r\nVia: SIP/2.0/UDP x.x.x.50;branch=z9hG4bK7c47.6ccd00e1473454bee7f723fc9772a737.1.cs2.\r\nMax-Forwards: 69.\r\nTo: \u003csip:48732406302@x.x.x.50;transport=UDP\u003e.\r\nFrom: \u003csip:48221028008@x.x.x.50;transport=UDP\u003e;tag=1966e51d.\r\nCall-ID: NDY0MjJlYjNmNTMwMzQ1MjFiZjZlZTQyMTU0MTVjZTc..\r\nCSeq: 3 CANCEL.\r\nContent-Length: 0.\r\n.\r\n\r\n#\r\nU 85.14.79.130:6050 -\u003e x.x.x.50:5060\r\nSIP/2.0 481 Call Leg Does Not Exist.\r\nVia: SIP/2.0/UDP x.x.x.50;branch=z9hG4bK7c47.6ccd00e1473454bee7f723fc9772a737.1.cs2;received=x.x.x.50.\r\nFrom: \u003csip:48221028008@x.x.x.50;transport=UDP\u003e;tag=1966e51d.\r\nTo: \u003csip:48732406302@x.x.x.50;transport=UDP\u003e;tag=as52cb54b1.\r\nCall-ID: NDY0MjJlYjNmNTMwMzQ1MjFiZjZlZTQyMTU0MTVjZTc..\r\nCSeq: 3 CANCEL.\r\nUser-Agent: Adescom CTM5000.\r\nAllow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO.\r\nMax-Forwards: 70.\r\nContent-Length: 0.\r\n.\r\n\r\n\r\n\r\n"}],"action":{"name":"View Issue","url":"https://github.com/kamailio/kamailio/issues/918#issuecomment-272010245"}}}</script>