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