INVITE sip:sipuac1@10.1.1.9:5060;transport=udp SIP/2.0.
Record-Route: <sip:10.1.1.1;lr=on;ftag=2400d939-de0b-4456-9e01-f9a3302f3e25;nat=yes>.
Via: SIP/2.0/UDP 10.1.1.1;branch=z9hG4bK6f4d.055e1daca77b51d0ceb990515cc44e56.0.
Via: SIP/2.0/UDP 10.1.1.1:5080;received=10.1.1.1;rport=5080;branch=z9hG4bKPj522c1fb9-73b7-4ebb-bf20-44a92ddd13ed.
From: "UNKNOWN" <sip:3125551212@example.com>;tag=2400d939-de0b-4456-9e01-f9a3302f3e25.
To: <sip:2200@example.com>.
Contact: <sip:9f7900bd-ef13-477c-a490-2e293b886505@example.com>.
Call-ID: 7dc52f67-590e-4482-9065-00bf56512104.
CSeq: 2657 INVITE.
Allow: OPTIONS, SUBSCRIBE, NOTIFY, PUBLISH, INVITE, ACK, BYE, CANCEL, UPDATE, PRACK, REGISTER, REFER, MESSAGE.
Supported: 100rel, timer, replaces, norefersub.
Session-Expires: 1800.
Min-SE: 90.
Alert-Info: info=<Bellcore-dr2>.
Max-Forwards: 69.
User-Agent: Asterisk PBX 13.2.0.
Content-Type: application/sdp.
Content-Length:   319.
Route: <sip:10.1.1.1:5080>.
.
v=0.
o=- 1141388262 1141388262 IN IP4 10.1.1.1.
s=Asterisk.
c=IN IP4 10.1.1.1.
t=0 0.
m=audio 30520 RTP/AVP 9 0 3 97 101.
a=rtpmap:9 G722/8000.
a=rtpmap:0 PCMU/8000.
a=rtpmap:3 GSM/8000.
a=rtpmap:97 iLBC/8000.
a=rtpmap:101 telephone-event/8000.
a=fmtp:101 0-16.
a=ptime:20.
a=maxptime:30.
a=sendrecv.                                                                                                                                                                                                                                  
a=rtcp:30521.                                                                                                                                                                                                                                
                                                                                                                                                                                                                                             
#                                                                                                                                                                                                                                            
U 2015/03/25 17:42:39.882274 10.1.1.9:5060 -> 10.1.1.1:5060                                                                                                                                                                            
SIP/2.0 100 Trying.                                                                                                                                                                                                                          
Call-ID: 7dc52f67-590e-4482-9065-00bf56512104.                                                                                                                                                                                               
CSeq: 2657 INVITE.                                                                                                                                                                                                                           
From: "UNKNOWN" <sip:3125551212@example.com>;tag=2400d939-de0b-4456-9e01-f9a3302f3e25.                                                                                                                                              
To: <sip:2200@example.com>;tag=3617a1de20d55ba.                                                                                                                                                                                             
Via: SIP/2.0/UDP 10.1.1.1;branch=z9hG4bK6f4d.055e1daca77b51d0ceb990515cc44e56.0.                                                                                                                                                           
Via: SIP/2.0/UDP 10.1.1.1:5080;received=10.1.1.1;branch=z9hG4bKPj522c1fb9-73b7-4ebb-bf20-44a92ddd13ed;rport=5080.                                                                                                                        
Content-Length: 0.                                                                                                                                                                                                                           
User-Agent: Aastra 480i Cordless/1.4.3.1001 Brcm Callctrl/1.5.1.0 MxSF/v3.2.8.45.                                                                                                                                                            
.                                                                                                                                                                                                                                            
                                                                                                                                                                                                                                             
#                                                                                                                                                                                                                                            
U 2015/03/25 17:42:39.911087 10.1.1.9:5060 -> 10.1.1.1:5060                                                                                                                                                                            
SIP/2.0 180 Ringing.                                                                                                                                                                                                                         
Call-ID: 7dc52f67-590e-4482-9065-00bf56512104.                                                                                                                                                                                               
CSeq: 2657 INVITE.                                                                                                                                                                                                                           
From: "UNKNOWN" <sip:3125551212@example.com>;tag=2400d939-de0b-4456-9e01-f9a3302f3e25.                                                                                                                                              
To: <sip:2200@example.com>;tag=3617a1de20d55ba.                                                                                                                                                                                             
Via: SIP/2.0/UDP 10.1.1.1;branch=z9hG4bK6f4d.055e1daca77b51d0ceb990515cc44e56.0.                                                                                                                                                           
Via: SIP/2.0/UDP 10.1.1.1:5080;received=10.1.1.1;branch=z9hG4bKPj522c1fb9-73b7-4ebb-bf20-44a92ddd13ed;rport=5080.                                                                                                                        
Record-Route: <sip:10.1.1.1;lr=on;ftag=2400d939-de0b-4456-9e01-f9a3302f3e25;nat=yes>.                                                                                                                                                      
Content-Length: 0.                                                                                                                                                                                                                           
Call-Info: <sip:example.com>;appearance-index=1.                                                                                                                                                                                            
Allow-Events: talk, hold, conference.                                                                                                                                                                                                        
Contact: sip:sipuac1@10.1.1.9:5060.                                                                                                                                                                                                 
User-Agent: Aastra 480i Cordless/1.4.3.1001 Brcm Callctrl/1.5.1.0 MxSF/v3.2.8.45.                                                                                                                                                            
.                                                                                                                                                                                                                                            

#
U 2015/03/25 17:42:50.012951 10.1.1.1:5060 -> 10.1.1.9:5060
....
#
U 2015/03/25 17:42:51.696604 10.1.1.9:5060 -> 10.1.1.1:5060
SIP/2.0 200 OK.
Call-ID: 7dc52f67-590e-4482-9065-00bf56512104.
CSeq: 2657 INVITE.
From: "UNKNOWN" <sip:3125551212@example.com>;tag=2400d939-de0b-4456-9e01-f9a3302f3e25.
To: <sip:2200@example.com>;tag=3617a1de20d55ba.
Via: SIP/2.0/UDP 10.1.1.1;branch=z9hG4bK6f4d.055e1daca77b51d0ceb990515cc44e56.0.
Via: SIP/2.0/UDP 10.1.1.1:5080;received=10.1.1.1;branch=z9hG4bKPj522c1fb9-73b7-4ebb-bf20-44a92ddd13ed;rport=5080.
Record-Route: <sip:10.1.1.1;lr=on;ftag=2400d939-de0b-4456-9e01-f9a3302f3e25;nat=yes>.
Content-Length: 203.
Session-Expires: 1800;refresher=uac.
Require: timer.
Call-Info: <sip:example.com>;appearance-index=1.
Allow-Events: talk,hold,conference.
Allow:NOTIFY,REFER,OPTIONS,INVITE,ACK,CANCEL,BYE,INFO.
Content-Type: application/sdp.
Supported: replaces.
Contact: sip:sipuac1@10.1.1.9:5060.
User-Agent: Aastra 480i Cordless/1.4.3.1001 Brcm Callctrl/1.5.1.0 MxSF/v3.2.8.45.
.
v=0.
o=MxSIP 0 1634248351 IN IP4 10.1.1.9.
s=SIP Call.
c=IN IP4 10.1.1.9.
t=0 0.
m=audio 3000 RTP/AVP 0 101.
a=rtpmap:0 PCMU/8000.
a=rtpmap:101 telephone-event/8000.
a=fmtp:101 0-15.
a=ptime:20.

#
U 2015/03/25 17:42:51.700088 10.1.1.1:5060 -> 10.1.1.9:5060
ACK sip:sipuac1@10.1.1.9:5060 SIP/2.0.
Via: SIP/2.0/UDP 10.1.1.1;branch=z9hG4bK6f4d.f27b2296b5fa7279ff08c135da90b4e4.0.
Via: SIP/2.0/UDP 10.1.1.1:5080;received=10.1.1.1;rport=5080;branch=z9hG4bKPj04521f53-6781-40c2-8d20-4a0c767dfd3b.
From: "UNKNOWN" <sip:3125551212@example.com>;tag=2400d939-de0b-4456-9e01-f9a3302f3e25.
To: <sip:2200@example.com>;tag=3617a1de20d55ba.
Call-ID: 7dc52f67-590e-4482-9065-00bf56512104.
CSeq: 2657 ACK.
Max-Forwards: 69.
User-Agent: Asterisk PBX 13.2.0.
Content-Length:  0.
.

#
U 2015/03/25 17:43:11.690086 10.1.1.9:5060 -> 10.1.1.1:5060
BYE sip:9f7900bd-ef13-477c-a490-2e293b886505@example.com SIP/2.0.
Via: SIP/2.0/UDP 10.1.1.9:5060;branch=z9hG4bKfcf67cc54.
Max-Forwards: 70.
Content-Length: 0.
To: "UNKNOWN" <sip:3125551212@example.com>;tag=2400d939-de0b-4456-9e01-f9a3302f3e25.
From: <sip:2200@example.com>;tag=3617a1de20d55ba.
Call-ID: 7dc52f67-590e-4482-9065-00bf56512104.
CSeq: 440935283 BYE.
Route: <sip:10.1.1.1;lr=on;ftag=2400d939-de0b-4456-9e01-f9a3302f3e25;nat=yes>.
Supported: timer.
Call-Info: <sip:example.com>;appearance-index=1.
Supported: replaces.
User-Agent: Aastra 480i Cordless/1.4.3.1001 Brcm Callctrl/1.5.1.0 MxSF/v3.2.8.45.
.

#
U 2015/03/25 17:43:11.690728 10.1.1.1:5060 -> 10.1.1.9:5060
SIP/2.0 404 Not Found.
Via: SIP/2.0/UDP 10.1.1.9:5060;rport=5060;branch=z9hG4bKfcf67cc54.
To: "UNKNOWN" <sip:3125551212@example.com>;tag=2400d939-de0b-4456-9e01-f9a3302f3e25.
From: <sip:2200@example.com>;tag=3617a1de20d55ba.
Call-ID: 7dc52f67-590e-4482-9065-00bf56512104.
CSeq: 440935283 BYE.
Server: Kamailio.
Content-Length: 0.
.

#
U 2015/03/25 17:43:20.015806 10.1.1.1:5060 -> 10.1.1.9:5060
....
#
U 2015/03/25 17:43:26.453279 10.1.1.1:5060 -> 10.1.1.9:5060
BYE sip:sipuac1@10.1.1.9:5060 SIP/2.0.
Via: SIP/2.0/UDP 10.1.1.1;branch=z9hG4bK405d.f9fa0b6296dde81fdf69545e10f428f0.0.
Via: SIP/2.0/UDP 10.1.1.1:5080;received=10.1.1.1;rport=5080;branch=z9hG4bKPjfc3f7cf9-24b0-4e14-bb50-7c112912c211.
From: "UNKNOWN" <sip:3125551212@example.com>;tag=2400d939-de0b-4456-9e01-f9a3302f3e25.
To: <sip:2200@example.com>;tag=3617a1de20d55ba.
Call-ID: 7dc52f67-590e-4482-9065-00bf56512104.
CSeq: 2658 BYE.
Reason: Q.850;cause=16.
Max-Forwards: 69.
User-Agent: Asterisk PBX 13.2.0.
Content-Length:  0.
.

#
U 2015/03/25 17:43:26.501109 10.1.1.9:5060 -> 10.1.1.1:5060
SIP/2.0 481 Call Does Not Exist.
Call-ID: 7dc52f67-590e-4482-9065-00bf56512104.
CSeq: 2658 BYE.
From: "UNKNOWN" <sip:3125551212@example.com>;tag=2400d939-de0b-4456-9e01-f9a3302f3e25.
To: <sip:2200@example.com>;tag=3617a1de20d55ba.
Via: SIP/2.0/UDP 10.1.1.1;branch=z9hG4bK405d.f9fa0b6296dde81fdf69545e10f428f0.0.
Via: SIP/2.0/UDP 10.1.1.1:5080;received=10.1.1.1;branch=z9hG4bKPjfc3f7cf9-24b0-4e14-bb50-7c112912c211;rport=5080.
Content-Length: 0.
User-Agent: Aastra 480i Cordless/1.4.3.1001 Brcm Callctrl/1.5.1.0 MxSF/v3.2.8.45.