<p>Hi Daniel</p>
<p>This is the output from topos_t</p>
<p>*************************** 29. row ***************************<br>
id: 1145715<br>
rectime: 2017-07-21 08:14:54<br>
s_method: INVITE<br>
s_cseq: 9022<br>
a_callid: uACs6xvwpwRYZyfNDsRi2Z.3Ge809DJK<br>
a_uuid: atpsh-5967680b-2b6d-5<br>
b_uuid: btpsh-5967680b-2b6d-5<br>
direction: 0<br>
x_via: SIP/2.0/TLS 100.65.48.39:48702;received=37.73.197.220;rport=22343;branch=z9hG4bKPjMyQEnMkzRQYL5wQjgt-ih0wGZkrX6TvM;alias<br>
x_vbranch: z9hG4bKbab9.50ac03836b503a91b5269332e0da72fc.0<br>
x_rr:<br>
y_rr: sip:127.0.0.8;line=sr-BRwEkMcFYXzjDMqpsSozWseXDMGxppCqzh1Ek2ZS1uoLBVfSPhqYZXlvyga*,sip:10.56.42.37:5070;lr;ftag=PxSmzGfYu.lDW-wDENFhyPTkaze9ygCK;did=243.ca42;vsf=AAAAAAAAAAAAAAAAAABlY2Bmf359HGJ6cX8bc3h9OjUwNjA7dXNlcj1waG9uZQ--;vst=AAAAAAAAAAAAAAAAAAAAAAAAAAAAAgEAAgcAAAABAAAAAAAAAAAAAAAA<br>
s_rr: sip:10.56.42.37;r2=on;lr;ftag=PxSmzGfYu.lDW-wDENFhyPTkaze9ygCK;did=243.f55;vsf=AAAAAAoLAQ4DAA4DCHlnag5heGJnG3Rnd3MebX14CTUwNjA7dXNlcj1waG9uZQ--;vst=AAAAAAAAAAAAAAAAAAAAAwEcGwMWGgMYAxkIAAM3MDt1c2VyPXBob25l;nat=yes,sip:1.2.3.4:5081;transport=tls;r2=on;lr;ftag=PxSmzGfYu.lDW-wDENFhyPTkaze9ygCK;did=243.f55;vsf=AAAAAAoLAQ4DAA4DCHlnag5heGJnG3Rnd3MebX14CTUwNjA7dXNlcj1waG9uZQ--;vst=AAAAAAAAAAAAAAAAAAAAAwEcGwMWGgMYAxkIAAM3MDt1c2VyPXBob25l;nat=yes<br>
x_uri:<br>
a_contact:<br>
b_contact: sip:127.0.0.8;line=sr-BRwEkMcFYXzjDMqpsSozWseXDMGxppCqzh1Ek2ZS1uoLBVfSPhqYZXl*<br>
as_contact:<br>
bs_contact:<br>
x_tag: PxSmzGfYu.lDW-wDENFhyPTkaze9ygCK<br>
a_tag:<br>
b_tag: 04002092200999<br>
a_srcaddr:<br>
b_srcaddr:<br>
a_socket:<br>
b_socket:<br>
*************************** 30. row ***************************<br>
id: 1145716<br>
rectime: 2017-07-21 08:14:59<br>
s_method: PRACK<br>
s_cseq: 9023<br>
a_callid: uACs6xvwpwRYZyfNDsRi2Z.3Ge809DJK<br>
a_uuid: atpsh-5967680b-2b6d-5<br>
b_uuid:<br>
direction: 0<br>
x_via: SIP/2.0/TLS 100.65.48.39:48702;received=37.73.197.220;rport=22343;branch=z9hG4bKPjn0XwMow5-ohClQyJ4wjKHN9WhsEmu6Fr;alias<br>
x_vbranch: z9hG4bKcab9.e4f6045b55f53485a72152348d7218cb.0<br>
x_rr:<br>
y_rr: sip:127.0.0.8;line=sr-BRwEkMcFYXzjDMqpsSozWseXDMGxppCqzh1Ek2ZS1uoLBVfSPhqYZXlvyga*,sip:10.56.42.37:5070;lr;ftag=PxSmzGfYu.lDW-wDENFhyPTkaze9ygCK;did=243.ca42;vsf=AAAAAAAAAAAAAAAAAABlY2Bmf359HGJ6cX8bc3h9OjUwNjA7dXNlcj1waG9uZQ--;vst=AAAAAAAAAAAAAAAAAAAAAAAAAAAAAgEAAgcAAAABAAAAAAAAAAAAAAAA<br>
s_rr:<br>
x_uri:<br>
a_contact:<br>
b_contact: sip:127.0.0.8;line=sr-BRwEkMcFYXzjDMqpsSozWseXDMGxppCqzh1Ek2ZS1uoLBVfSPhqYZXl*<br>
as_contact:<br>
bs_contact:<br>
x_tag: PxSmzGfYu.lDW-wDENFhyPTkaze9ygCK<br>
a_tag:<br>
b_tag: 04002092200999<br>
a_srcaddr:<br>
b_srcaddr:<br>
a_socket:<br>
b_socket:</p>
<p>Client generates PRACK<br>
PRACK sip:atpsh-5967680b-2b6d-5@1.2.3.4:5081;transport=tls SIP/2.0<br>
Via: SIP/2.0/TLS 100.65.48.39:48702;rport;branch=z9hG4bKPjn0XwMow5-ohClQyJ4wjKHN9WhsEmu6Fr;alias<br>
Max-Forwards: 70<br>
From: sip:380931701939@1.2.3.4;tag=PxSmzGfYu.lDW-wDENFhyPTkaze9ygCK<br>
To: sip:0938221583@1.2.3.4;tag=04002092200999<br>
Call-ID: uACs6xvwpwRYZyfNDsRi2Z.3Ge809DJK<br>
CSeq: 9023<br>
PRACK RAck: 500 9022 INVITE<br>
Content-Length: 0</p>
<p>After kamailio with topos:</p>
<p>PRACK sip:10.56.42.37;r2=on;lr;ftag=PxSmzGfYu.lDW-wDENFhyPTkaze9ygCK;did=243.f55;vsf=AAAAAAoLAQ4DAA4DCHlnag5heGJnG3Rnd3MebX14CTUwNjA7dXNlcj1waG9uZQ--;vst=AAAAAAAAAAAAAAAAAAAAAwEcGwMWGgMYAxkIAAM3MDt1c2VyPXBob25l;nat=yes SIP/2.0<br>
Via: SIP/2.0/UDP 10.56.42.37;branch=z9hG4bKcab9.e4f6045b55f53485a72152348d7218cb.0;i=f465<br>
Max-Forwards: 69<br>
From: sip:380931701939@1.2.3.4;tag=PxSmzGfYu.lDW-wDENFhyPTkaze9ygCK<br>
To: sip:0938221583@1.2.3.4;tag=04002092200999<br>
Call-ID: uACs6xvwpwRYZyfNDsRi2Z.3Ge809DJK<br>
CSeq: 9023 PRACK RAck: 500 9022 INVITE<br>
Content-Length: 0<br>
Contact: sip:btpsh-5967680b-2b6d-5@10.56.42.37</p>
<p>ip<br>
1.2.3.4 - external kamailio ip<br>
10.56.42.37 - internal kamailio ip<br>
10.56.42.37:5070 - kamailio2 ip</p>
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