<--- Received SIP request (2315 bytes) from UDP:x.y.68.82:5060 --->
INVITE sip:+3140xxxxxxx@ims.imscore.net:5060;user=phone;transport=udp SIP/2.0
Record-Route: <sip:x.y.68.82;lr;ftag=127.0.0.1alUtKGp-05897+1+54860163+493cadf1>
Via: SIP/2.0/UDP x.y.68.82;branch=z9hG4bKdfb7.450fa3ce2190b8b811a8efa6af8824a3.0
Via: SIP/2.0/UDP y.z.65.148:5060;rport=5060;branch=z9hG4bK+39b241116ac531270549f77cd38764ae2+ea69c639bbd1a8f4985d0716343158ee+1000002;oai=yyyyEyWauxqvcDxyIyOUpaQ8Ii
Via: SIP/2.0/UDP KevrinegylYefdr0VeYhvGqHVbUQHsGSD5QM6yfW.KFABd1SJ.l.cWOt4vdpnzSDMVwHxOqJJS83c4QHIOKLaGjRWKWHsl.cqAHScKpam476eG2niYTnEpTgXjz4wOdHaY6M4-z-l.cAr6tuGV0VAnfOS.0uMRzKWHANnf0NSDvQUDhCGJMl.cKat.ell;tokenized-by=atlanta.com;branch=z9hG4bK-8
Via: SIP/2.0/UDP Kevrinegyf0gh7tUXg0bxAsBXdWSBmAM69SO.1hQZtHCD0Y4VEl.cDlnsCfhBFKhkJbp.93f22nx51KJNBMxOA3PGonLxl.cW-ZCk4TxYtlcgvhCUxV0uU2zKjTWUIFsGnVv3ENZl.cCiH9Kat.ell;tokenized-by=atlanta.com;branch=z9hG4bK-8
From: <sip:+31yyyyyyyyy@Kevrineg4cT7nRbhhYAj7DSdPqhnvfPKLCAE6MKat.ell;user=phone>;tag=127.0.0.1alUtKGp-05897+1+54860163+493cadf1
To: <sip:+3140xxxxxxx@ims.imscore.net:5060;user=phone>
CSeq: 197052016 INVITE
Expires: 90
Content-Length: 449
Call-ID: 0A43F2992BC0-1FBADF9FsEtAgvdu108YNnYHqgOFfYdxPZ8QEYKx3DxJybD0BYmOZXVPD9ViIyfXXNc2amZD0A
P-Asserted-Identity: <sip:+31yyyyyyyyy@Kevrineg4-XbrVfll4EnbHWhTulrzjKat.ell;user=phone>
Contact: <sip:Kevrineg4tTQ6QP0RfA4Txo86IOAZtrCH0dMVAKbZWNQTSGKFvl.cJrf60kllbIXRKat.ell@y.z.65.148>
Content-Type: application/sdp
Record-Route: <sip:y.z.65.148:5060;transport=udp;lr;oai=yyyxEyWauxqvcDnITUpxyIyOwHMaQ>
Record-Route: <sip:Kevrineg4jC8NyMYJk80Fjt4FjTWRcEYXmsK3xKat.ell;tokenized-by=atlanta.com;transport=udp;lr>
Max-Forwards: 66
Min-SE: 90
Session-Expires: 1800
Supported: replaces, path, 100rel, timer
Privacy: none
Allow: INVITE, BYE, ACK, OPTIONS, CANCEL, PRACK, UPDATE 
User-Agent: Alcatel-Lucent 5060 MGC-8 9.2.0.7.0.5


<--- Transmitting SIP request (1227 bytes) to UDP:a.b.32.55:5060 --->
INVITE sip:+3140xxxxxxx@sip.itco.nl SIP/2.0
Via: SIP/2.0/UDP x.y.68.110:5060;rport;branch=z9hG4bKPj6222ea2b-91c1-4c95-b374-62e734459ca8
From: <sip:+31yyyyyyyyy@x.y.68.110>;tag=33bbc502-a2bf-4d1f-a2f7-2d52b24a2470
To: <sip:+3140xxxxxxx@sip.itco.nl>
Contact: <sip:unknown@x.y.68.110:5060>
Call-ID: d6ea1e23-8502-4a74-b5e6-a757f910de78
CSeq: 29837 INVITE
Allow: OPTIONS, SUBSCRIBE, NOTIFY, PUBLISH, INVITE, ACK, BYE, CANCEL, UPDATE, PRACK, REGISTER, REFER, MESSAGE
Supported: 100rel, timer, replaces, norefersub
Session-Expires: 900
Min-SE: 90
P-Asserted-Identity: <sip:+31yyyyyyyyy@x.y.68.110>
Diversion: <sip:+3140xxxxxxx@x.y.68.110>;reason=unknown
Max-Forwards: 70
User-Agent: Asterisk PBX 13.14.1~dfsg-1
Content-Type: application/sdp
Content-Length:   436


<--- Received SIP response (1286 bytes) from UDP:a.b.32.55:5060 --->
SIP/2.0 200 OK
Via: SIP/2.0/UDP x.y.68.110:5060;received=x.y.68.110;rport=5060;branch=z9hG4bKPj6222ea2b-91c1-4c95-b374-62e734459ca8
Record-Route: <sip:a.b.32.55;transport=tcp;r2=on;lr>
Record-Route: <sip:a.b.32.55;r2=on;lr>
Record-Route: <sip:x.y.68.105;lr;ftag=33bbc502-a2bf-4d1f-a2f7-2d52b24a2470;did=cfb.e412>
Record-Route: <sip:a.b.32.55;lr>
From: <sip:+31yyyyyyyyy@x.y.68.110>;tag=33bbc502-a2bf-4d1f-a2f7-2d52b24a2470
Call-ID: d6ea1e23-8502-4a74-b5e6-a757f910de78
CSeq: 29837 INVITE
Contact: <sip:+3140xxxxxxx@172.17.82.254:5060;transport=tcp;alias=x.y.69.244~4100~2>
Allow: INVITE,ACK,CANCEL,OPTIONS,BYE,INFO,NOTIFY,UPDATE
Supported: timer,100rel
Server: IP Office 9.0.3.16 build 2
Min-SE: 900
Require: timer
Session-Expires: 900;refresher=uac
To: <sip:+3140xxxxxxx@sip.itco.nl>;tag=a169b405f9ae9deb
Content-Type: application/sdp
Content-Length: 382

<--- Transmitting SIP response (2324 bytes) to UDP:x.y.68.82:5060 --->
SIP/2.0 200 OK
Via: SIP/2.0/UDP x.y.68.82;rport=5060;received=x.y.68.82;branch=z9hG4bKdfb7.450fa3ce2190b8b811a8efa6af8824a3.0
Via: SIP/2.0/UDP y.z.65.148:5060;rport=5060;branch=z9hG4bK+39b241116ac531270549f77cd38764ae2+ea69c639bbd1a8f4985d0716343158ee+1000002;oai=yyyyEyWauxqvcDxyIyOUpaQ8Ii
Via: SIP/2.0/UDP KevrinegylYefdr0VeYhvGqHVbUQHsGSD5QM6yfW.KFABd1SJ.l.cWOt4vdpnzSDMVwHxOqJJS83c4QHIOKLaGjRWKWHsl.cqAHScKpam476eG2niYTnEpTgXjz4wOdHaY6M4-z-l.cAr6tuGV0VAnfOS.0uMRzKWHANnf0NSDvQUDhCGJMl.cKat.ell;branch=z9hG4bK-8;tokenized-by=atlanta.com
Via: SIP/2.0/UDP Kevrinegyf0gh7tUXg0bxAsBXdWSBmAM69SO.1hQZtHCD0Y4VEl.cDlnsCfhBFKhkJbp.93f22nx51KJNBMxOA3PGonLxl.cW-ZCk4TxYtlcgvhCUxV0uU2zKjTWUIFsGnVv3ENZl.cCiH9Kat.ell;branch=z9hG4bK-8;tokenized-by=atlanta.com
Record-Route: <sip:x.y.68.82;lr;ftag=127.0.0.1alUtKGp-05897+1+54860163+493cadf1>
Record-Route: <sip:y.z.65.148:5060;transport=udp;lr;oai=yyyxEyWauxqvcDnITUpxyIyOwHMaQ>
Record-Route: <sip:Kevrineg4jC8NyMYJk80Fjt4FjTWRcEYXmsK3xKat.ell;transport=udp;lr;tokenized-by=atlanta.com>
Call-ID: 0A43F2992BC0-1FBADF9FsEtAgvdu108YNnYHqgOFfYdxPZ8QEYKx3DxJybD0BYmOZXVPD9ViIyfXXNc2amZD0A
From: <sip:+31yyyyyyyyy@Kevrineg4cT7nRbhhYAj7DSdPqhnvfPKLCAE6MKat.ell;user=phone>;tag=127.0.0.1alUtKGp-05897+1+54860163+493cadf1
To: <sip:+3140xxxxxxx@ims.imscore.net;user=phone>;tag=676d26b5-6a25-4f9e-8107-87645e0b5646
CSeq: 197052016 INVITE
Server: Asterisk PBX 13.14.1~dfsg-1
Allow: OPTIONS, SUBSCRIBE, NOTIFY, PUBLISH, INVITE, ACK, BYE, CANCEL, UPDATE, PRACK, REGISTER, REFER, MESSAGE
Diversion: <sip:+3140xxxxxxx@Kevrineg4cT7nRbhhYAj7DSdPqhnvfPKLCAE6MKat.ell;user=phone>;reason=unknown
Contact: <sip:x.y.68.110:5060>
Supported: 100rel, timer, replaces, norefersub
Session-Expires: 1800;refresher=uac
Require: timer
P-Asserted-Identity: <sip:+3140xxxxxxx@ims.imscore.net;user=phone>
Content-Type: application/sdp
Content-Length:   420

<--- Received SIP request (1209 bytes) from UDP:a.b.32.55:5060 --->
INVITE sip:unknown@x.y.68.110:5060 SIP/2.0
Via: SIP/2.0/UDP a.b.32.55;branch=z9hG4bKe8f9.ec71e612e783809fe16ea15f52df374f.0
Via: SIP/2.0/UDP x.y.68.105;rport=5060;branch=z9hG4bKe8f9.e5c4efbea483b1f805ec650a8a3d07a3.0
Via: SIP/2.0/UDP a.b.32.55;branch=z9hG4bKe8f9.ed33a3405350eada1bbe4a4569847a59.0;i=a1f
Via: SIP/2.0/TCP 172.17.82.254:5060;received=x.y.69.244;rport=4100;branch=z9hG4bKb7963a5f78ccbf3d2bb81f7d96805725
From: <sip:+3140xxxxxxx@sip.itco.nl>;tag=a169b405f9ae9deb
To: <sip:+31yyyyyyyyy@x.y.68.110>;tag=33bbc502-a2bf-4d1f-a2f7-2d52b24a2470
Call-ID: d6ea1e23-8502-4a74-b5e6-a757f910de78
CSeq: 29838 INVITE
Contact: <sip:+3140xxxxxxx@172.17.82.254:5060;transport=tcp;alias=x.y.69.244~4100~2>
Max-Forwards: 67
Allow: INVITE,ACK,CANCEL,OPTIONS,BYE,INFO,NOTIFY,UPDATE
Supported: timer,100rel
Min-SE: 900
Session-Expires: 900;refresher=uas
Content-Type: application/sdp
Content-Length: 272

<--- Transmitting SIP request (1593 bytes) to UDP:x.y.68.82:5060 --->
INVITE sip:Kevrineg4tTQ6QP0RfA4Txo86IOAZtrCH0dMVAKbZWNQTSGKFvl.cJrf60kllbIXRKat.ell@y.z.65.148 SIP/2.0
Via: SIP/2.0/UDP x.y.68.110:5060;rport;branch=z9hG4bKPj1f91b064-f0eb-4f0c-8890-010e44087647
From: <sip:+3140xxxxxxx@ims.imscore.net;user=phone;user=phone>;tag=676d26b5-6a25-4f9e-8107-87645e0b5646
To: <sip:+31yyyyyyyyy@Kevrineg4cT7nRbhhYAj7DSdPqhnvfPKLCAE6MKat.ell;user=phone>;tag=127.0.0.1alUtKGp-05897+1+54860163+493cadf1
Contact: <sip:x.y.68.110:5060>
Call-ID: 0A43F2992BC0-1FBADF9FsEtAgvdu108YNnYHqgOFfYdxPZ8QEYKx3DxJybD0BYmOZXVPD9ViIyfXXNc2amZD0A
CSeq: 14508 INVITE
Route: <sip:x.y.68.82;lr;ftag=127.0.0.1alUtKGp-05897+1+54860163+493cadf1>
Route: <sip:y.z.65.148:5060;transport=udp;lr;oai=yyyxEyWauxqvcDnITUpxyIyOwHMaQ>
Route: <sip:Kevrineg4jC8NyMYJk80Fjt4FjTWRcEYXmsK3xKat.ell;transport=udp;lr;tokenized-by=atlanta.com>
Allow: OPTIONS, SUBSCRIBE, NOTIFY, PUBLISH, INVITE, ACK, BYE, CANCEL, UPDATE, PRACK, REGISTER, REFER, MESSAGE
Supported: 100rel, timer, replaces, norefersub
Session-Expires: 1800;refresher=uas
Min-SE: 90
P-Asserted-Identity: <sip:+3140xxxxxxx@ims.imscore.net;user=phone;user=phone>
Diversion: <sip:+3140xxxxxxx@ims.imscore.net;user=phone;user=phone>;reason=unknown
Max-Forwards: 70
User-Agent: Asterisk PBX 13.14.1~dfsg-1
Content-Type: application/sdp
Content-Length:   254

<--- Received SIP response (771 bytes) from UDP:x.y.68.82:5060 --->
SIP/2.0 400 Bad Request
Call-ID: 0A43F2992BC0-1FBADF9FsEtAgvdu108YNnYHqgOFfYdxPZ8QEYKx3DxJybD0BYmOZXVPD9ViIyfXXNc2amZD0A
CSeq: 14508 INVITE
From: <sip:+3140xxxxxxx@ims.imscore.net;user=phone;user=phone>;tag=676d26b5-6a25-4f9e-8107-87645e0b5646
To: <sip:+31yyyyyyyyy@Kevrineg4cT7nRbhhYAj7DSdPqhnvfPKLCAE6MKat.ell;user=phone>;tag=127.0.0.1alUtKGp-05897+1+54860163+493cadf1
Via: SIP/2.0/UDP x.y.68.110:5060;received=x.y.68.110;rport=5060;branch=z9hG4bKPj1f91b064-f0eb-4f0c-8890-010e44087647
Content-Length: 0
Contact: <sip:Kevrineg4tTQ6QP0RfA4Txo86IOAZtrCH0dMVAKbZWNQTSGKFvl.cJrf60kllbIXRKat.ell@y.z.65.148>
Server: Alcatel-Lucent 5060 MGC-8 9.2.0.7.0.5
Supported: replaces, path, 100rel, timer
Allow: INVITE, BYE, ACK, OPTIONS, CANCEL, PRACK, UPDATE