The sipcapture module works great when you send hepv3 packets over the UDP transport however if kamailio start listening those hepv3 packtes on TCP and sending those hepv3 on TCP it will concern about it.

This is what Kamilio receives over TCP.

T 52.10.155.177:47283 -> 172.19.8.21:9060 [AP]
HEP3.0...................
.........
...........[.............
W*y6...
.
..h......
.................OPTIONS sip:edge.rarevase.com;transport=tcp SIP/2.0.
Via: SIP/2.0/TCP 172.19.16.130:53083;rport;branch=z9hG4bKPj66df463f-ca4b-4f98-ba17-722fe3fc4a92;alias.
From: sip:asterisk@172.19.16.130;tag=86ebab1d-eb4e-4986-898d-c7392b6b747b.
To: sip:edge.rarevase.com.
Contact: sip:asterisk@172.19.16.130:53083;transport=TCP.
Call-ID: ed24ab3c-4f42-4a9d-8e2d-9a3acd5b5b70.
CSeq: 3809 OPTIONS.
Max-Forwards: 70.
User-Agent: Asterisk PBX 13.8.0.
Content-Length: 0.
.

##
T 52.10.155.177:47283 -> 172.19.8.21:9060 [AP]
HEP3....................
.........
...................[.....
Wy6...
.
..|......
.................SIP/2.0 200 OK.
Via: SIP/2.0/TCP 172.19.16.130:53083;rport=53083;received=172.19.16.130;branch=z9hG4bKPj66df463f-ca4b-4f98-ba17-722fe3fc4a92;alias.
From: sip:asterisk@172.19.16.130;tag=86ebab1d-eb4e-4986-898d-c7392b6b747b.
To: sip:edge.rarevase.com;tag=24voZr.
Call-ID: ed24ab3c-4f42-4a9d-8e2d-9a3acd5b5b70.
CSeq: 3809 OPTIONS.
Max-Forwards: 70.
Content-Length: 0.
Supported: path,gruu,outbound.
Accept: */
.
Allow: INVITE,ACK,CANCEL,BYE,OPTIONS,INFO,UPDATE,SUBSCRIBE,NOTIFY,REFER,MESSAGE,REGISTER.
.

This are the logs on the Kamailio.

May 4 22:44:05 ip-172-19-8-21 /usr/sbin/kamailio[19285]: INFO: <core> [parser/parse_fline.c:144]: parse_first_line(): ERROR:parse_first_line: method not followed by SP
May 4 22:44:05 ip-172-19-8-21 /usr/sbin/kamailio[19285]: ERROR: <core> [parser/parse_fline.c:257]: parse_first_line(): parse_first_line: bad message (offset: 0)
May 4 22:44:05 ip-172-19-8-21 /usr/sbin/kamailio[19285]: DEBUG: <core> [parser/msg_parser.c:604]: parse_msg(): parse_msg: invalid message
May 4 22:44:05 ip-172-19-8-21 /usr/sbin/kamailio[19285]: ERROR: <core> [parser/msg_parser.c:690]: parse_msg(): ERROR: parse_msg: message=<HEP3#003<98>>
May 4 22:44:05 ip-172-19-8-21 /usr/sbin/kamailio[19285]: ERROR: <core> [receive.c:173]: receive_msg(): core parsing of SIP message failed (52.10.155.177:59607/2)


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