INVITE sip:dst_exten@DDD.BBB.CCC.AAA:5060 SIP/2.0
Via: SIP/2.0/TCP AAA.BBB.CCC.DDD:5060;branch=z9hG4bK6d12e3b0
Max-Forwards: 70
From: "Timo" <sip:src_exten@AAA.BBB.CCC.DDD>;tag=as06791fa3
To: <sip:dst_exten@DDD.BBB.CCC.AAA:5060>
Contact: <sip:src_exten@AAA.BBB.CCC.DDD:5060;transport=tcp>
Call-ID: 707a8c1e1eb1e1e40892c75403549f61@AAA.BBB.CCC.DDD:5060
CSeq: 102 INVITE
User-Agent: SIP_PROXY
Date: Fri, 23 Apr 2021 21:37:20 GMT
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO, PUBLISH, MESSAGE
Supported: replaces
Content-Type: application/sdp
Content-Length: 255

v=0
o=root 1199317905 1199317905 IN IP4 AAA.BBB.CCC.DDD
s=SIP_PROXY
c=IN IP4 AAA.BBB.CCC.DDD
t=0 0
m=audio 11716 RTP/AVP 8 9 101
a=rtpmap:8 PCMA/8000
a=rtpmap:9 G722/8000
a=rtpmap:101 telephone-event/8000
a=fmtp:101 0-16
a=maxptime:150
a=sendrecv
SIP/2.0 100 Trying
Via: SIP/2.0/TCP AAA.BBB.CCC.DDD:5060;branch=z9hG4bK6d12e3b0
From: "Timo" <sip:src_exten@AAA.BBB.CCC.DDD>;tag=as06791fa3
To: <sip:dst_exten@DDD.BBB.CCC.AAA:5060>
Call-ID: 707a8c1e1eb1e1e40892c75403549f61@AAA.BBB.CCC.DDD:5060
CSeq: 102 INVITE
Content-Length: 0

SIP/2.0 183 Session Progress
Via: SIP/2.0/TCP AAA.BBB.CCC.DDD:5060;branch=z9hG4bK6d12e3b0
From: "Timo" <sip:src_exten@AAA.BBB.CCC.DDD>;tag=as06791fa3
To: <sip:dst_exten@DDD.BBB.CCC.AAA:5060>;tag=SDuhlff99-8hgZU3X8iD3jACc5
Call-ID: 707a8c1e1eb1e1e40892c75403549f61@AAA.BBB.CCC.DDD:5060
CSeq: 102 INVITE
Content-Length: 193
Contact: <sip:DDD.BBB.CCC.AAA:5060;yop=00.00.23C0FF63.0000.7004;transport=tcp>
Supported: 100rel,precondition,timer,norefersub
Allow: ACK,BYE,CANCEL,INFO,INVITE,NOTIFY,OPTIONS,PRACK,REFER,UPDATE
P-Charging-Vector: icid-value=c1IFmQUdqgSYPC4EcMwF6gU-;icid-generated-at=BBB.CCC.DDD.AAA;orig-ioi=MSS2-CARRIER.ORG;term-ioi=MSS2-CARRIER.ORG
Content-Type: application/sdp
Content-Disposition: session;handling=required

v=0
o=- 0 0 IN IP4 DDD.BBB.CCC.AAA
s=-
c=IN IP4 DDD.BBB.CCC.AAA
t=0 0
m=audio 16590 RTP/AVP 8 101
b=AS:80
a=rtpmap:8 PCMA/8000
a=rtpmap:101 telephone-event/8000
a=ptime:20
a=maxptime:20
SIP/2.0 404 Not Found
Via: SIP/2.0/TCP AAA.BBB.CCC.DDD:5060;branch=z9hG4bK6d12e3b0
From: "Timo" <sip:src_exten@AAA.BBB.CCC.DDD>;tag=as06791fa3
To: <sip:dst_exten@DDD.BBB.CCC.AAA:5060>;tag=SDuhlff99-8hgZU3X8iD3jACc5
Call-ID: 707a8c1e1eb1e1e40892c75403549f61@AAA.BBB.CCC.DDD:5060
CSeq: 102 INVITE
Content-Length: 0
Reason: X.int ;reasoncode=0x00000307;add-info=0127.0001.0000

ACK sip:DDD.BBB.CCC.AAA:5060;yop=00.00.23C0FF63.0000.7004;transport=tcp SIP/2.0
Via: SIP/2.0/TCP AAA.BBB.CCC.DDD:5060;branch=z9hG4bK6d12e3b0
Max-Forwards: 70
From: "Timo" <sip:src_exten@AAA.BBB.CCC.DDD>;tag=as06791fa3
To: <sip:dst_exten@DDD.BBB.CCC.AAA:5060>;tag=SDuhlff99-8hgZU3X8iD3jACc5
Contact: <sip:src_exten@AAA.BBB.CCC.DDD:5060;transport=tcp>
Call-ID: 707a8c1e1eb1e1e40892c75403549f61@AAA.BBB.CCC.DDD:5060
CSeq: 102 ACK
User-Agent: SIP_PROXY
Content-Length: 0