Hi,

Below is the SIP record captured using NGREP

Regards


U 2016/02/07 20:20:06.054910 90.X.X.68:25189 -> 10.1.4.23:5060
INVITE sip:0031651022945@voip.system.com SIP/2.0.
Via: SIP/2.0/UDP 10.1.10.11:51106;branch=z9hG4bK-d8754z-17160a2503261a6b-1---d8754z-;rport.
Max-Forwards: 70.
Contact: <sip:9005@90.X.X.68:25189>.
To: "003165656565"<sip:003165656565@voip.system.com>.
From: "+3165656565"<sip:9005@voip.system.com>;tag=d7622f3c.
Call-ID: MzEyNTgyOGYwODU0NTEwZjE2OGJmMWVmNzRjMzkxZGI..
CSeq: 1 INVITE.
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, NOTIFY, MESSAGE, SUBSCRIBE, INFO.
Content-Type: application/sdp.
User-Agent: eyeBeam release 1102q stamp 51814.
Content-Length: 230.
.
v=0.
o=- 1 2 IN IP4 10.1.10.11.
s=CounterPath eyeBeam 1.5.
c=IN IP4 10.1.10.11.
t=0 0.
m=audio 52282 RTP/AVP 0 8 101.
a=alt:1 1 : h0yu+bYK 4sdGkNzr 10.1.10.11 52282.
a=fmtp:101 0-15.
a=rtpmap:101 telephone-event/8000.
a=sendrecv.


U 2016/02/07 20:20:06.056642 10.1.4.23:5060 -> 90.X.X.68:25189
SIP/2.0 407 Proxy Authentication Required.
Via: SIP/2.0/UDP 10.1.10.11:51106;branch=z9hG4bK-d8754z-17160a2503261a6b-1---d8754z-;rport=25189;received=90.X.X.68.
To: "003165656565"<sip:003165656565@voip.system.com>;tag=2b9ac8ee2b24b631c656d775cbaad9e0.8324.
From: "+3165656565"<sip:9005@voip.system.com>;tag=d7622f3c.
Call-ID: MzEyNTgyOGYwODU0NTEwZjE2OGJmMWVmNzRjMzkxZGI..
CSeq: 1 INVITE.
Proxy-Authenticate: Digest realm="voip.system.com", nonce="Vrc3ola3NnZiKoF8g2hRTk/0p4EeWKme".
Content-Length: 0.
.


U 2016/02/07 20:20:06.059536 90.X.X.68:25189 -> 10.1.4.23:5060
ACK sip:003165656565@voip.system.com SIP/2.0.
Via: SIP/2.0/UDP 10.1.10.11:51106;branch=z9hG4bK-d8754z-17160a2503261a6b-1---d8754z-;rport.
To: "003165656565"<sip:003165656565@voip.system.com>;tag=2b9ac8ee2b24b631c656d775cbaad9e0.8324.
From: "+3165656565"<sip:9005@voip.system.com>;tag=d7622f3c.
Call-ID: MzEyNTgyOGYwODU0NTEwZjE2OGJmMWVmNzRjMzkxZGI..
CSeq: 1 ACK.
Content-Length: 0.
.


U 2016/02/07 20:20:06.061317 90.X.X.68:25189 -> 10.1.4.23:5060
INVITE sip:003165656565@voip.system.com SIP/2.0.
Via: SIP/2.0/UDP 10.1.10.11:51106;branch=z9hG4bK-d8754z-06468b691617fc32-1---d8754z-;rport.
Max-Forwards: 70.
Contact: <sip:9005@90.X.X.68:25189>.
To: "003165656565"<sip:003165656565@voip.system.com>.
From: "+3165656565"<sip:9005@voip.system.com>;tag=d7622f3c.
Call-ID: MzEyNTgyOGYwODU0NTEwZjE2OGJmMWVmNzRjMzkxZGI..
CSeq: 2 INVITE.
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, NOTIFY, MESSAGE, SUBSCRIBE, INFO.
Content-Type: application/sdp.
Proxy-Authorization: Digest username="9005",realm="voip.system.com",nonce="Vrc3ola3NnZiKoF8g2hRTk/0p4EeWKme",uri="sip:003165656565@voip.system.com",response="3473bd0cf6c9af95690edc953fd7346d",algorithm=MD5.
User-Agent: eyeBeam release 1102q stamp 51814.
Content-Length: 230.
.
v=0.
o=- 1 2 IN IP4 10.1.10.11.
s=CounterPath eyeBeam 1.5.
c=IN IP4 10.1.10.11.
t=0 0.
m=audio 52282 RTP/AVP 0 8 101.
a=alt:1 1 : h0yu+bYK 4sdGkNzr 10.1.10.11 52282.
a=fmtp:101 0-15.
a=rtpmap:101 telephone-event/8000.
a=sendrecv.


U 2016/02/07 20:20:06.065526 10.1.4.23:5060 -> 90.X.X.68:25189
SIP/2.0 100 trying -- your call is important to us.
Via: SIP/2.0/UDP 10.1.10.11:51106;branch=z9hG4bK-d8754z-06468b691617fc32-1---d8754z-;rport=25189;received=90.X.X.68.
To: "003165656565"<sip:003165656565@voip.system.com>.
From: "+3165656565"<sip:9005@voip.system.com>;tag=d7622f3c.
Call-ID: MzEyNTgyOGYwODU0NTEwZjE2OGJmMWVmNzRjMzkxZGI..
CSeq: 2 INVITE.
Content-Length: 0.
.


U 2016/02/07 20:20:06.065940 10.1.4.23:5060 -> 103.XXX.XXX.22:5060
INVITE sip:003165656565@voip.system.com SIP/2.0.
Record-Route: <sip:voip.system.com;lr;ftag=d7622f3c;vsf=AAAAAE9fWUVwRQEFXldDAB9XFAQLHlcQGwhXG1NZXQ--;nat=yes>.
Via: SIP/2.0/UDP voip.system.com:5060;branch=z9hG4bKddff.66b1d70306f62152bc5c1a7a1b68eb82.0.
Via: SIP/2.0/UDP 10.1.10.11:51106;received=90.X.X.68;branch=z9hG4bK-d8754z-06468b691617fc32-1---d8754z-;rport=25189.
Max-Forwards: 69.
Contact: <sip:9005@90.X.X.68:25189;alias=90.X.X.68~25189~1>.
To: "003165656565"<sip:003165656565@voip.system.com>.
From: <sip:voip.system.com:5060>;tag=d7622f3c.
Call-ID: MzEyNTgyOGYwODU0NTEwZjE2OGJmMWVmNzRjMzkxZGI..
CSeq: 2 INVITE.
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, NOTIFY, MESSAGE, SUBSCRIBE, INFO.
Content-Type: application/sdp.
User-Agent: eyeBeam release 1102q stamp 51814.
Content-Length: 230.
Remote-Party-ID: "9005" <sip:9005@103.XXX.XXX.23>;party=calling;privacy=off;screen=no.
v=0.
o=- 1 2 IN IP4 10.1.10.11.
s=CounterPath eyeBeam 1.5.
c=IN IP4 10.1.10.11.
t=0 0.
m=audio 52282 RTP/AVP 0 8 101.
a=alt:1 1 : h0yu+bYK 4sdGkNzr 10.1.10.11 52282.
a=fmtp:101 0-15.
a=rtpmap:101 telephone-event/8000.
a=sendrecv.


U 2016/02/07 20:20:06.090448 103.XXX.XXX.22:5060 -> 10.1.4.23:5060
SIP/2.0 100 Trying.
Via: SIP/2.0/UDP voip.system.com:5060;branch=z9hG4bKddff.66b1d70306f62152bc5c1a7a1b68eb82.0;received=103.XXX.XXX.23.
Via: SIP/2.0/UDP 10.1.10.11:51106;received=90.X.X.68;branch=z9hG4bK-d8754z-06468b691617fc32-1---d8754z-;rport=25189.
Record-Route: <sip:voip.system.com;lr;ftag=d7622f3c;vsf=AAAAAE9fWUVwRQEFXldDAB9XFAQLHlcQGwhXG1NZXQ--;nat=yes>.
From: <sip:voip.system.com:5060>;tag=d7622f3c.
To: "003165656565"<sip:003165656565@voip.system.com>.
Call-ID: MzEyNTgyOGYwODU0NTEwZjE2OGJmMWVmNzRjMzkxZGI..
CSeq: 2 INVITE.
Server: UltraTone.
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO, PUBLISH, MESSAGE.
Supported: replaces, timer.
Contact: <sip:003165656565@103.XXX.XXX.22:5060>.
Content-Length: 0.
.



U 2016/02/07 20:20:10.883489 103.XXX.XXX.22:5060 -> 10.1.4.23:5060
SIP/2.0 180 Ringing.
Via: SIP/2.0/UDP voip.system.com:5060;branch=z9hG4bKddff.66b1d70306f62152bc5c1a7a1b68eb82.0;received=103.XXX.XXX.23.
Via: SIP/2.0/UDP 10.1.10.11:51106;received=90.X.X.68;branch=z9hG4bK-d8754z-06468b691617fc32-1---d8754z-;rport=25189.
Record-Route: <sip:voip.system.com;lr;ftag=d7622f3c;vsf=AAAAAE9fWUVwRQEFXldDAB9XFAQLHlcQGwhXG1NZXQ--;nat=yes>.
From: <sip:voip.system.com:5060>;tag=d7622f3c.
To: "003165656565"<sip:003165656565@voip.system.com>;tag=as18998769.
Call-ID: MzEyNTgyOGYwODU0NTEwZjE2OGJmMWVmNzRjMzkxZGI..
CSeq: 2 INVITE.
Server: UltraTone.
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO, PUBLISH, MESSAGE.
Supported: replaces, timer.
Contact: <sip:003165656565@103.XXX.XXX.22:5060>.
Content-Length: 0.
.


U 2016/02/07 20:20:10.883574 103.XXX.XXX.22:5060 -> 10.1.4.23:5060
SIP/2.0 183 Session Progress.
Via: SIP/2.0/UDP voip.system.com:5060;branch=z9hG4bKddff.66b1d70306f62152bc5c1a7a1b68eb82.0;received=103.XXX.XXX.23.
Via: SIP/2.0/UDP 10.1.10.11:51106;received=90.X.X.68;branch=z9hG4bK-d8754z-06468b691617fc32-1---d8754z-;rport=25189.
Record-Route: <sip:voip.system.com;lr;ftag=d7622f3c;vsf=AAAAAE9fWUVwRQEFXldDAB9XFAQLHlcQGwhXG1NZXQ--;nat=yes>.
From: <sip:voip.system.com:5060>;tag=d7622f3c.
To: "003165656565"<sip:003165656565@voip.system.com>;tag=as18998769.
Call-ID: MzEyNTgyOGYwODU0NTEwZjE2OGJmMWVmNzRjMzkxZGI..
CSeq: 2 INVITE.
Server: UltraTone.
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO, PUBLISH, MESSAGE.
Supported: replaces, timer.
Contact: <sip:003165656565@103.XXX.XXX.22:5060>.
Content-Type: application/sdp.
Content-Length: 327.
.
v=0.
o=root 1558510539 1558510539 IN IP4 103.XXX.XXX.22.
s=Useragent.
c=IN IP4 103.XXX.XXX.22.
t=0 0.
m=audio 59130 RTP/AVP 9 18 0 8 101.
a=rtpmap:9 G722/8000.
a=rtpmap:18 G729/8000.
a=fmtp:18 annexb=no.
a=rtpmap:0 PCMU/8000.
a=rtpmap:8 PCMA/8000.
a=rtpmap:101 telephone-event/8000.
a=fmtp:101 0-16.
a=ptime:20.
a=sendrecv.


U 2016/02/07 20:20:10.884941 10.1.4.23:5060 -> 90.X.X.68:25189
SIP/2.0 180 Ringing.
Via: SIP/2.0/UDP 10.1.10.11:51106;received=90.X.X.68;branch=z9hG4bK-d8754z-06468b691617fc32-1---d8754z-;rport=25189.
Record-Route: <sip:voip.system.com;lr;ftag=d7622f3c;vsf=AAAAAE9fWUVwRQEFXldDAB9XFAQLHlcQGwhXG1NZXQ--;nat=yes>.
From: "+3165656565"<sip:9005@voip.system.com>;tag=d7622f3c.
To: "003165656565"<sip:003165656565@voip.system.com>;tag=as18998769.
Call-ID: MzEyNTgyOGYwODU0NTEwZjE2OGJmMWVmNzRjMzkxZGI..
CSeq: 2 INVITE.
Server: UltraTone.
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO, PUBLISH, MESSAGE.
Supported: replaces, timer.
Contact: <sip:003165656565@103.XXX.XXX.22:5060>.
Content-Length: 0.
.


U 2016/02/07 20:20:10.885646 10.1.4.23:5060 -> 90.X.X.68:25189
SIP/2.0 183 Session Progress.
Via: SIP/2.0/UDP 10.1.10.11:51106;received=90.X.X.68;branch=z9hG4bK-d8754z-06468b691617fc32-1---d8754z-;rport=25189.
Record-Route: <sip:voip.system.com;lr;ftag=d7622f3c;vsf=AAAAAE9fWUVwRQEFXldDAB9XFAQLHlcQGwhXG1NZXQ--;nat=yes>.
From: "+3165656565"<sip:9005@voip.system.com>;tag=d7622f3c.
To: "003165656565"<sip:003165656565@voip.system.com>;tag=as18998769.
Call-ID: MzEyNTgyOGYwODU0NTEwZjE2OGJmMWVmNzRjMzkxZGI..
CSeq: 2 INVITE.
Server: UltraTone.
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO, PUBLISH, MESSAGE.
Supported: replaces, timer.
Contact: <sip:003165656565@103.XXX.XXX.22:5060>.
Content-Type: application/sdp.
Content-Length: 327.
.
v=0.
o=root 1558510539 1558510539 IN IP4 103.XXX.XXX.22.
s=Useragent.
c=IN IP4 103.XXX.XXX.22.
t=0 0.
m=audio 59130 RTP/AVP 9 18 0 8 101.
a=rtpmap:9 G722/8000.
a=rtpmap:18 G729/8000.
a=fmtp:18 annexb=no.
a=rtpmap:0 PCMU/8000.
a=rtpmap:8 PCMA/8000.
a=rtpmap:101 telephone-event/8000.
a=fmtp:101 0-16.
a=ptime:20.
a=sendrecv.


U 2016/02/07 20:20:20.596774 90.X.X.68:25189 -> 10.1.4.23:5060
CANCEL sip:003165656565@voip.system.com SIP/2.0.
Via: SIP/2.0/UDP 10.1.10.11:51106;branch=z9hG4bK-d8754z-06468b691617fc32-1---d8754z-;rport.
To: "003165656565"<sip:003165656565@voip.system.com>.
From: "+3165656565"<sip:9005@voip.system.com>;tag=d7622f3c.
Call-ID: MzEyNTgyOGYwODU0NTEwZjE2OGJmMWVmNzRjMzkxZGI..
CSeq: 2 CANCEL.
Proxy-Authorization: Digest username="9005",realm="voip.system.com",nonce="Vrc3ola3NnZiKoF8g2hRTk/0p4EeWKme",uri="sip:003165656565@voip.system.com",response="b739a517585b9bdcd997b3e3322c3bad",algorithm=MD5.
User-Agent: eyeBeam release 1102q stamp 51814.
Content-Length: 0.
.


U 2016/02/07 20:20:20.599102 10.1.4.23:5060 -> 90.X.X.68:25189
SIP/2.0 500 cancel error.
Via: SIP/2.0/UDP 10.1.10.11:51106;branch=z9hG4bK-d8754z-06468b691617fc32-1---d8754z-;rport=25189;received=90.X.X.68.
To: "003165656565"<sip:003165656565@voip.system.com>;tag=79597765d0ff0775a3cc048295d6500c-3fc1.
From: "+3165656565"<sip:9005@voip.system.com>;tag=d7622f3c.
Call-ID: MzEyNTgyOGYwODU0NTEwZjE2OGJmMWVmNzRjMzkxZGI..
CSeq: 2 CANCEL.
Content-Length: 0.
.


U 2016/02/07 20:20:23.407575 90.X.X.68:25189 -> 10.1.4.23:5060
REGISTER sip:voip.system.com SIP/2.0.
Via: SIP/2.0/UDP 10.1.10.11:51106;branch=z9hG4bK-d8754z-7176c672f55aba4c-1---d8754z-;rport.
Max-Forwards: 70.
Contact: <sip:9005@90.X.X.68:25189;rinstance=5a52b9593b8bd582>.
To: "+3165656565"<sip:9005@voip.system.com>.
From: "+3165656565"<sip:9005@voip.system.com>;tag=4f0c6043.
Call-ID: MzliN2E4ZTRkYjViZWFiN2Y4YjRjZDExMjc4ODg0NWQ..
CSeq: 7 REGISTER.
Expires: 3600.
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, NOTIFY, MESSAGE, SUBSCRIBE, INFO.
User-Agent: eyeBeam release 1102q stamp 51814.
Authorization: Digest username="9005",realm="voip.system.com",nonce="Vrc1l1a3NGs8NrsUIZb+Kyau9v9Q9jUn",uri="sip:voip.system.com",response="602901348ea359e385f99c5d4261ea5c",algorithm=MD5.
Content-Length: 0.
.


U 2016/02/07 20:20:23.409286 10.1.4.23:5060 -> 90.X.X.68:25189
SIP/2.0 401 Unauthorized.
Via: SIP/2.0/UDP 10.1.10.11:51106;branch=z9hG4bK-d8754z-7176c672f55aba4c-1---d8754z-;rport=25189;received=90.X.X.68.
To: "+3165656565"<sip:9005@voip.system.com>;tag=2b9ac8ee2b24b631c656d775cbaad9e0.fab9.
From: "+3165656565"<sip:9005@voip.system.com>;tag=4f0c6043.
Call-ID: MzliN2E4ZTRkYjViZWFiN2Y4YjRjZDExMjc4ODg0NWQ..
CSeq: 7 REGISTER.
WWW-Authenticate: Digest realm="voip.system.com", nonce="Vrc3s1a3Noe7UjBYG6PYJGPaghIpTBqa".
Content-Length: 0.
.


U 2016/02/07 20:20:23.515175 90.X.X.68:25189 -> 10.1.4.23:5060
REGISTER sip:voip.system.com SIP/2.0.
Via: SIP/2.0/UDP 10.1.10.11:51106;branch=z9hG4bK-d8754z-9a36b0060c000e77-1---d8754z-;rport.
Max-Forwards: 70.
Contact: <sip:9005@90.X.X.68:25189;rinstance=5a52b9593b8bd582>.
To: "+3165656565"<sip:9005@voip.system.com>.
From: "+3165656565"<sip:9005@voip.system.com>;tag=4f0c6043.
Call-ID: MzliN2E4ZTRkYjViZWFiN2Y4YjRjZDExMjc4ODg0NWQ..
CSeq: 8 REGISTER.
Expires: 3600.
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, NOTIFY, MESSAGE, SUBSCRIBE, INFO.
User-Agent: eyeBeam release 1102q stamp 51814.
Authorization: Digest username="9005",realm="voip.system.com",nonce="Vrc3s1a3Noe7UjBYG6PYJGPaghIpTBqa",uri="sip:voip.system.com",response="e7d27803d159526ee124e64e59bcc7d0",algorithm=MD5.
Content-Length: 0.
.


U 2016/02/07 20:20:23.520290 10.1.4.23:5060 -> 90.X.X.68:25189
SIP/2.0 200 OK.
Via: SIP/2.0/UDP 10.1.10.11:51106;branch=z9hG4bK-d8754z-9a36b0060c000e77-1---d8754z-;rport=25189;received=90.X.X.68.
To: "+3165656565"<sip:9005@voip.system.com>;tag=2b9ac8ee2b24b631c656d775cbaad9e0.351d.
From: "+3165656565"<sip:9005@voip.system.com>;tag=4f0c6043.
Call-ID: MzliN2E4ZTRkYjViZWFiN2Y4YjRjZDExMjc4ODg0NWQ..
CSeq: 8 REGISTER.
Contact: <sip:9005@90.X.X.68:25189;rinstance=5a52b9593b8bd582>;expires=600;received="sip:90.X.X.68:25189".
Content-Length: 0.
.


U 2016/02/07 20:20:23.520546 10.1.4.23:5060 -> 90.X.X.68:25189
SIP/2.0 401 Unauthorized.
Via: SIP/2.0/UDP 10.1.10.11:51106;branch=z9hG4bK-d8754z-9a36b0060c000e77-1---d8754z-;rport=25189;received=90.X.X.68.
To: "+3165656565"<sip:9005@voip.system.com>;tag=2b9ac8ee2b24b631c656d775cbaad9e0.351d.
From: "+3165656565"<sip:9005@voip.system.com>;tag=4f0c6043.
Call-ID: MzliN2E4ZTRkYjViZWFiN2Y4YjRjZDExMjc4ODg0NWQ..
CSeq: 8 REGISTER.
Contact: <sip:9005@90.X.X.68:25189;rinstance=5a52b9593b8bd582>;expires=600;received="sip:90.X.X.68:25189".
WWW-Authenticate: Digest realm="voip.gpnsystem.com", nonce="Vrc3s1a3Noe7UjBYG6PYJGPaghIpTBqa", qop="auth".
Content-Length: 0.
.


U 2016/02/07 20:20:24.426155 90.X.X.68:25189 -> 10.1.4.23:5060
SUBSCRIBE sip:9005@voip.system.com SIP/2.0.
Via: SIP/2.0/UDP 10.1.10.11:51106;branch=z9hG4bK-d8754z-3f31377b941acf34-1---d8754z-;rport.
Max-Forwards: 70.
Contact: <sip:9005@90.X.X.68:25189>.
To: "+3165656565"<sip:9005@voip.system.com>.
From: "+3165656565"<sip:9005@voip.system.com>;tag=f1000570.
Call-ID: NzJiNTM5YjlhOTIyYjFhNWRkNTkzOWQ3MzViNGJiYTg..
CSeq: 1 SUBSCRIBE.
Expires: 300.
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, NOTIFY, MESSAGE, SUBSCRIBE, INFO.
User-Agent: eyeBeam release 1102q stamp 51814.
Event: message-summary.
Content-Length: 0.
.


U 2016/02/07 20:20:24.428409 10.1.4.23:5060 -> 90.X.X.68:25189
SIP/2.0 407 Proxy Authentication Required.
Via: SIP/2.0/UDP 10.1.10.11:51106;branch=z9hG4bK-d8754z-3f31377b941acf34-1---d8754z-;rport=25189;received=90.X.X.68.
To: "+3165656565"<sip:9005@voip.system.com>;tag=2b9ac8ee2b24b631c656d775cbaad9e0.351d.
From: "+3165656565"<sip:9005@voip.system.com>;tag=f1000570.
Call-ID: NzJiNTM5YjlhOTIyYjFhNWRkNTkzOWQ3MzViNGJiYTg..
CSeq: 1 SUBSCRIBE.
Proxy-Authenticate: Digest realm="voip.system.com", nonce="Vrc3tFa3NoiYOjmQMojfuh3ttECnmpZW".
Content-Length: 0.
.


U 2016/02/07 20:20:24.534158 90.X.X.68:25189 -> 10.1.4.23:5060
SUBSCRIBE sip:9005@voip.system.com SIP/2.0.
Via: SIP/2.0/UDP 10.1.10.11:51106;branch=z9hG4bK-d8754z-4b7b5d2b2726d57d-1---d8754z-;rport.
Max-Forwards: 70.
Contact: <sip:9005@90.X.X.68:25189>.
To: "+3165656565"<sip:9005@voip.system.com>.
From: "+3165656565"<sip:9005@voip.system.com>;tag=f1000570.
Call-ID: NzJiNTM5YjlhOTIyYjFhNWRkNTkzOWQ3MzViNGJiYTg..
CSeq: 2 SUBSCRIBE.
Expires: 300.
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, NOTIFY, MESSAGE, SUBSCRIBE, INFO.
Proxy-Authorization: Digest username="9005",realm="voip.system.com",nonce="Vrc3tFa3NoiYOjmQMojfuh3ttECnmpZW",uri="sip:9005@voip.system.com",response="2d1f53e6973bf2eb878f679add8bebc8",algorithm=MD5.
User-Agent: eyeBeam release 1102q stamp 51814.
Event: message-summary.
Content-Length: 0.
.


U 2016/02/07 20:20:24.537592 10.1.4.23:5060 -> 90.X.X.68:25189
SIP/2.0 404 No voicemail service.
Via: SIP/2.0/UDP 10.1.10.11:51106;branch=z9hG4bK-d8754z-4b7b5d2b2726d57d-1---d8754z-;rport=25189;received=90.X.X.68.
To: "+3165656565"<sip:9005@voip.system.com>;tag=2b9ac8ee2b24b631c656d775cbaad9e0.2dea.
From: "+3165656565"<sip:9005@voip.system.com>;tag=f1000570.
Call-ID: NzJiNTM5YjlhOTIyYjFhNWRkNTkzOWQ3MzViNGJiYTg..
CSeq: 2 SUBSCRIBE.
Content-Length: 0.
.


U 2016/02/07 20:20:25.358979 10.1.4.23:5060 -> 103.XXX.XXX.22:5060
OPTIONS sip:103.XXX.XXX.22:5060 SIP/2.0.
Via: SIP/2.0/UDP voip.system.com:5060;branch=z9hG4bK828d.ce4b9911000000000000000000000000.0.
To: <sip:103.XXX.XXX.22:5060>.
From: <sip:dispatcher@localhost>;tag=56254dc816783af7c55a1ac0231200e3-6d5c.
CSeq: 10 OPTIONS.
Call-ID: 4063eaf942a6e19e-12704@10.1.4.23.
Max-Forwards: 70.
Content-Length: 0.
.


U 2016/02/07 20:20:25.365672 103.XXX.XXX.22:5060 -> 10.1.4.23:5060
SIP/2.0 404 Not Found.
Via: SIP/2.0/UDP voip.system.com:5060;branch=z9hG4bK828d.ce4b9911000000000000000000000000.0;received=103.XXX.XXX.23.
From: <sip:dispatcher@localhost>;tag=56254dc816783af7c55a1ac0231200e3-6d5c.
To: <sip:103.XXX.XXX.22:5060>;tag=as00a791b0.
Call-ID: 4063eaf942a6e19e-12704@10.1.4.23.
CSeq: 10 OPTIONS.
Server: UltraTone.
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO, PUBLISH, MESSAGE.
Supported: replaces, timer.
Accept: application/sdp.
Content-Length: 0.
.


U 2016/02/07 20:20:26.250911 103.XXX.XXX.22:5060 -> 10.1.4.23:5060
SIP/2.0 200 OK.
Via: SIP/2.0/UDP voip.system.com:5060;branch=z9hG4bKddff.66b1d70306f62152bc5c1a7a1b68eb82.0;received=103.XXX.XXX.23.
Via: SIP/2.0/UDP 10.1.10.11:51106;received=90.X.X.68;branch=z9hG4bK-d8754z-06468b691617fc32-1---d8754z-;rport=25189.
Record-Route: <sip:voip.system.com;lr;ftag=d7622f3c;vsf=AAAAAE9fWUVwRQEFXldDAB9XFAQLHlcQGwhXG1NZXQ--;nat=yes>.
From: <sip:voip.system.com:5060>;tag=d7622f3c.
To: "003165656565"<sip:003165656565@voip.system.com>;tag=as18998769.
Call-ID: MzEyNTgyOGYwODU0NTEwZjE2OGJmMWVmNzRjMzkxZGI..
CSeq: 2 INVITE.
Server: UltraTone.
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO, PUBLISH, MESSAGE.
Supported: replaces, timer.
Contact: <sip:003165656565@103.XXX.XXX.22:5060>.
Content-Type: application/sdp.
Content-Length: 327.
.
v=0.
o=root 1558510539 1558510539 IN IP4 103.XXX.XXX.22.
s=Useragent.
c=IN IP4 103.XXX.XXX.22.
t=0 0.
m=audio 59130 RTP/AVP 9 18 0 8 101.
a=rtpmap:9 G722/8000.
a=rtpmap:18 G729/8000.
a=fmtp:18 annexb=no.
a=rtpmap:0 PCMU/8000.
a=rtpmap:8 PCMA/8000.
a=rtpmap:101 telephone-event/8000.
a=fmtp:101 0-16.
a=ptime:20.
a=sendrecv.


U 2016/02/07 20:20:26.252410 10.1.4.23:5060 -> 90.X.X.68:25189
SIP/2.0 200 OK.
Via: SIP/2.0/UDP 10.1.10.11:51106;received=90.X.X.68;branch=z9hG4bK-d8754z-06468b691617fc32-1---d8754z-;rport=25189.
Record-Route: <sip:voip.system.com;lr;ftag=d7622f3c;vsf=AAAAAE9fWUVwRQEFXldDAB9XFAQLHlcQGwhXG1NZXQ--;nat=yes>.
From: "+3165656565"<sip:9005@voip.system.com>;tag=d7622f3c.
To: "003165656565"<sip:003165656565@voip.system.com>;tag=as18998769.
Call-ID: MzEyNTgyOGYwODU0NTEwZjE2OGJmMWVmNzRjMzkxZGI..
CSeq: 2 INVITE.
Server: UltraTone.
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO, PUBLISH, MESSAGE.
Supported: replaces, timer.
Contact: <sip:003165656565@103.XXX.XXX.22:5060>.
Content-Type: application/sdp.
Content-Length: 327.
.
v=0.
o=root 1558510539 1558510539 IN IP4 103.XXX.XXX.22.
s=Useragent.
c=IN IP4 103.XXX.XXX.22.
t=0 0.
m=audio 59130 RTP/AVP 9 18 0 8 101.
a=rtpmap:9 G722/8000.
a=rtpmap:18 G729/8000.
a=fmtp:18 annexb=no.
a=rtpmap:0 PCMU/8000.
a=rtpmap:8 PCMA/8000.
a=rtpmap:101 telephone-event/8000.
a=fmtp:101 0-16.
a=ptime:20.
a=sendrecv.


U 2016/02/07 20:20:26.362474 90.X.X.68:25189 -> 10.1.4.23:5060
ACK sip:003165656565@103.XXX.XXX.22:5060 SIP/2.0.
Via: SIP/2.0/UDP 10.1.10.11:51106;branch=z9hG4bK-d8754z-8c04097075073c09-1---d8754z-;rport.
Max-Forwards: 70.
Route: <sip:voip.system.com;lr;ftag=d7622f3c;vsf=AAAAAE9fWUVwRQEFXldDAB9XFAQLHlcQGwhXG1NZXQ--;nat=yes>.
Contact: <sip:9005@90.X.X.68:25189>.
To: "003165656565"<sip:003165656565@voip.system.com>;tag=as18998769.
From: "+3165656565"<sip:9005@voip.system.com>;tag=d7622f3c.
Call-ID: MzEyNTgyOGYwODU0NTEwZjE2OGJmMWVmNzRjMzkxZGI..
CSeq: 2 ACK.
Proxy-Authorization: Digest username="9005",realm="voip.system.com",nonce="Vrc3ola3NnZiKoF8g2hRTk/0p4EeWKme",uri="sip:003165656565@voip.system.com",response="3473bd0cf6c9af95690edc953fd7346d",algorithm=MD5.
User-Agent: eyeBeam release 1102q stamp 51814.
Content-Length: 0.
.


U 2016/02/07 20:20:26.362493 90.X.X.68:25189 -> 10.1.4.23:5060
BYE sip:003165656565@103.XXX.XXX.22:5060 SIP/2.0.
Via: SIP/2.0/UDP 10.1.10.11:51106;branch=z9hG4bK-d8754z-fd38c235b8219d09-1---d8754z-;rport.
Max-Forwards: 70.
Route: <sip:voip.system.com;lr;ftag=d7622f3c;vsf=AAAAAE9fWUVwRQEFXldDAB9XFAQLHlcQGwhXG1NZXQ--;nat=yes>.
Contact: <sip:9005@90.X.X.68:25189>.
To: "003165656565"<sip:003165656565@voip.system.com>;tag=as18998769.
From: "+3165656565"<sip:9005@voip.system.com>;tag=d7622f3c.
Call-ID: MzEyNTgyOGYwODU0NTEwZjE2OGJmMWVmNzRjMzkxZGI..
CSeq: 3 BYE.
Proxy-Authorization: Digest username="9005",realm="voip.system.com",nonce="Vrc3ola3NnZiKoF8g2hRTk/0p4EeWKme",uri="sip:003165656565@103.XXX.XXX.22:5060",response="e3f1d030387f1b10ab21c126b8e8d656",algorithm=MD5.
User-Agent: eyeBeam release 1102q stamp 51814.
Content-Length: 0.
.


U 2016/02/07 20:20:26.365975 10.1.4.23:5060 -> 103.XXX.XXX.22:5060
ACK sip:003165656565@103.XXX.XXX.22:5060 SIP/2.0.
Via: SIP/2.0/UDP voip.system.com:5060;branch=z9hG4bKddff.9327d42091ecb853a5c80ed2dd347040.0.
Via: SIP/2.0/UDP 10.1.10.11:51106;received=90.X.X.68;branch=z9hG4bK-d8754z-8c04097075073c09-1---d8754z-;rport=25189.
Max-Forwards: 69.
Contact: <sip:9005@90.X.X.68:25189;alias=90.X.X.68~25189~1>.
To: "003165656565"<sip:003165656565@voip.system.com>;tag=as18998769.
From: "+3165656565"<sip:voip.system.com:5060>;tag=d7622f3c.
Call-ID: MzEyNTgyOGYwODU0NTEwZjE2OGJmMWVmNzRjMzkxZGI..
CSeq: 2 ACK.
Proxy-Authorization: Digest username="9005",realm="voip.system.com",nonce="Vrc3ola3NnZiKoF8g2hRTk/0p4EeWKme",uri="sip:003165656565@voip.system.com",response="3473bd0cf6c9af95690edc953fd7346d",algorithm=MD5.
User-Agent: eyeBeam release 1102q stamp 51814.
Content-Length: 0.
.


U 2016/02/07 20:20:26.367367 10.1.4.23:5060 -> 103.XXX.XXX.22:5060
BYE sip:003165656565@103.XXX.XXX.22:5060 SIP/2.0.
Via: SIP/2.0/UDP voip.system.com:5060;branch=z9hG4bKedff.e74ad188da31f15ff2ec2bcb57878ae2.0.
Via: SIP/2.0/UDP 10.1.10.11:51106;received=90.X.X.68;branch=z9hG4bK-d8754z-fd38c235b8219d09-1---d8754z-;rport=25189.
Max-Forwards: 69.
Contact: <sip:9005@90.X.X.68:25189;alias=90.X.X.68~25189~1>.
To: "003165656565"<sip:003165656565@voip.system.com>;tag=as18998769.
From: "+3165656565"<sip:voip.system.com:5060>;tag=d7622f3c.
Call-ID: MzEyNTgyOGYwODU0NTEwZjE2OGJmMWVmNzRjMzkxZGI..
CSeq: 3 BYE.
Proxy-Authorization: Digest username="9005",realm="voip.system.com",nonce="Vrc3ola3NnZiKoF8g2hRTk/0p4EeWKme",uri="sip:003165656565@103.XXX.XXX.22:5060",response="e3f1d030387f1b10ab21c126b8e8d656",algorithm=MD5.
User-Agent: eyeBeam release 1102q stamp 51814.
Content-Length: 0.
.


U 2016/02/07 20:20:26.368319 103.XXX.XXX.22:5060 -> 10.1.4.23:5060
SIP/2.0 200 OK.
Via: SIP/2.0/UDP voip.system.com:5060;branch=z9hG4bKedff.e74ad188da31f15ff2ec2bcb57878ae2.0;received=103.XXX.XXX.23.
Via: SIP/2.0/UDP 10.1.10.11:51106;received=90.X.X.68;branch=z9hG4bK-d8754z-fd38c235b8219d09-1---d8754z-;rport=25189.
From: "+3165656565"<sip:voip.system.com:5060>;tag=d7622f3c.
To: "003165656565"<sip:003165656565@voip.system.com>;tag=as18998769.
Call-ID: MzEyNTgyOGYwODU0NTEwZjE2OGJmMWVmNzRjMzkxZGI..
CSeq: 3 BYE.
Server: UltraTone.
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO, PUBLISH, MESSAGE.
Supported: replaces, timer.
Content-Length: 0.
.


U 2016/02/07 20:20:26.369422 10.1.4.23:5060 -> 90.X.X.68:25189
SIP/2.0 200 OK.
Via: SIP/2.0/UDP 10.1.10.11:51106;received=90.X.X.68;branch=z9hG4bK-d8754z-fd38c235b8219d09-1---d8754z-;rport=25189.
From: "+3165656565"<sip:9005@voip.system.com>;tag=d7622f3c.
To: "003165656565"<sip:003165656565@voip.system.com>;tag=as18998769.
Call-ID: MzEyNTgyOGYwODU0NTEwZjE2OGJmMWVmNzRjMzkxZGI..
CSeq: 3 BYE.
Server: UltraTone.
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO, PUBLISH, MESSAGE.
Supported: replaces, timer.
Content-Length: 0.
.



<CAEmfXJ4KeqaPD_7k9pgFJNK3Ny4OsQ5X36M+r=Y6LQ1eYwy0pg@mail.gmail.com>