[SR-Users] Kamailio : Serial forking

Paclinio thomas.leutscher at gmail.com
Mon Mar 21 18:35:02 CET 2022


I've been trying to do serial forking, I've configured something that is
working but when I'm looking on github and other sources it seems like my
code is a little too complicated and I would like to know if there is a
simpler config that I can use.
To have more precision, I'm using RTPENGINE and I need to be able to go
through NAT.


My Config :

    request_route {
    route(INVITE);
    exit;
    }




    route[INVITE]{

     route(RECORD_ROUTE);
     route(GROUP_RELAY_SER);

    switch($tU)
    {
    case "112": // This number does not exist (It's not a subscriber).
    xlog("MY_SEVERITY"," -- Calling Group Serial");
    route(GROUP_RELAY_SER);
    break;
    case "113":
    xlog("MY_SEVERITY"," -- Calling Group Parralelle");
    route(GROUP_RELAY_PAR);
    break;
    default:
    xlog("MY_SEVERITY"," -- Calling Someone");
    route(LOCATION);
    route(RELAY);

    }

    exit;
    }



    route[RECORD_ROUTE]{
    # - remove preloaded route headers
    remove_hf("Route");
    if(is_method("INVITE|SUBSCRIBE"))
    {
    # record routing for dialog forming requests (in case they are routed)
    record_route();
    }

    }



    route[GROUP_RELAY_SER]{

    t_on_reply("MANAGE_REPLY");

     route(IPV4V6);

    route(NATMANAGE); (RTP Routing is working correctly)


    append_branch("sip:9919995 at 192.168.1.41","1");
    append_branch("sip:9919992 at 192.168.1.41", "0.2");
    append_branch("sip:75575757 at 192.168.1.41", "0.4");
    append_branch("sip:9919991 at 192.168.1.41", "0.5");

    t_load_contacts();

    t_next_contacts();

    while(!route(GROUP_LOCATION))
    {
    if (!t_next_contacts()) {
    send_reply("408","Timeout or nobody available");
    exit;
    }
    }

    t_on_failure("GroupFailureRoute");

    #Relay (aka Forward) the request
    t_relay();
    break;
    }



    # User location service
    route[GROUP_LOCATION] {
    $avp(oexten) = $rU;

    if (lookup_branches("location")){
    return (1);
    }
    else
    {
    return (-1);
    }
    }



    failure_route[GroupFailureRoute]{
    t_next_contacts();
    while(!route(GROUP_LOCATION)){
    if (!t_next_contacts()) {

    send_reply("408","Nobody available");
    exit;
    }
    }

    t_on_failure("GroupFailureRoute");

    t_relay();
    }




    # Manage incoming replies in transaction context
    onreply_route[MANAGE_REPLY] {
    if(status=~"[12][0-9][0-9]") {
    if(has_body("application/sdp")){
    setbflag(FLB_BRIDGE);
    }
    route(NATMANAGE);
    }
    }



---------------------------------

Here's The SIP Trace :



2022/03/21 18:28:45.265009 149.154.195.121:9665 -> 192.168.1.41:5060
INVITE sip:112 at 192.168.1.41:5060;transport=TCP SIP/2.0
Via: SIP/2.0/TCP 100.79.133.159:5060
;branch=z9hG4bK-524287-1---75083bb7c6ed8a35;rport
Max-Forwards: 70
Contact: <sip:9919993 at 100.79.133.159:5060;transport=tcp>
To: <sip:112 at 192.168.1.41:5060>
From: "codec3-public"<sip:9919993 at 192.168.1.41:5060
;transport=TCP>;tag=35ce2334
Call-ID: RtH8fBIrIgUYPAkxlxjI4Q..
CSeq: 1 INVITE
Allow: INVITE, ACK, CANCEL, BYE, NOTIFY, REFER, MESSAGE, OPTIONS, INFO,
SUBSCRIBE
Content-Type: application/sdp
User-Agent: Zoiper v2.10.17.3-mod
Allow-Events: presence, kpml, talk
Content-Length: 226

v=0
o=Zoiper 53721112 1 IN IP4 100.79.133.159
s=Z
c=IN IP4 100.79.133.159
t=0 0
m=audio 8000 RTP/AVP 0 101 8 3 97
a=rtpmap:101 telephone-event/8000
a=fmtp:101 0-16
a=rtpmap:97 iLBC/8000
a=fmtp:97 mode=30
a=sendrecv


2022/03/21 18:28:45.274652 192.168.1.41:5060 -> 149.154.195.121:9665
SIP/2.0 407 Proxy Authentication Required
Via: SIP/2.0/TCP 100.79.133.159:5060
;branch=z9hG4bK-524287-1---75083bb7c6ed8a35;rport=9665;received=149.154.195.121
To: <sip:112 at 192.168.1.41:5060
>;tag=cbfe6543b9079987bce3b5b9a0d1195a.064b0d7d
From: "codec3-public"<sip:9919993 at 192.168.1.41:5060
;transport=TCP>;tag=35ce2334
Call-ID: RtH8fBIrIgUYPAkxlxjI4Q..
CSeq: 1 INVITE
Proxy-Authenticate: Digest realm="192.168.1.41",
nonce="Yji2+WI4tc0uQkJ6GbQ4I9VeSUQmR6Gk"
Server: kamailio (5.5.4 (x86_64/linux))
Content-Length: 0



2022/03/21 18:28:45.335876 149.154.195.121:9665 -> 192.168.1.41:5060
ACK sip:112 at 192.168.1.41:5060;transport=TCP SIP/2.0
Via: SIP/2.0/TCP 100.79.133.159:5060
;branch=z9hG4bK-524287-1---75083bb7c6ed8a35;rport
Max-Forwards: 70
To: <sip:112 at 192.168.1.41:5060
>;tag=cbfe6543b9079987bce3b5b9a0d1195a.064b0d7d
From: "codec3-public"<sip:9919993 at 192.168.1.41:5060
;transport=TCP>;tag=35ce2334
Call-ID: RtH8fBIrIgUYPAkxlxjI4Q..
CSeq: 1 ACK
Content-Length: 0



2022/03/21 18:28:45.385686 149.154.195.121:9665 -> 192.168.1.41:5060
INVITE sip:112 at 192.168.1.41:5060;transport=TCP SIP/2.0
Via: SIP/2.0/TCP 100.79.133.159:5060
;branch=z9hG4bK-524287-1---ba46a700c4dfa090;rport
Max-Forwards: 70
Contact: <sip:9919993 at 100.79.133.159:5060;transport=tcp>
To: <sip:112 at 192.168.1.41:5060>
From: "codec3-public"<sip:9919993 at 192.168.1.41:5060
;transport=TCP>;tag=35ce2334
Call-ID: RtH8fBIrIgUYPAkxlxjI4Q..
CSeq: 2 INVITE
Allow: INVITE, ACK, CANCEL, BYE, NOTIFY, REFER, MESSAGE, OPTIONS, INFO,
SUBSCRIBE
Content-Type: application/sdp
Proxy-Authorization: Digest
username="9919993",realm="192.168.1.41",nonce="Yji2+WI4tc0uQkJ6GbQ4I9VeSUQmR6Gk",uri="sip:112 at Public_IP
;transport=TCP",response="54837810a66298e4542486bb6ab8ca04",algorithm=MD5
User-Agent: Zoiper v2.10.17.3-mod
Allow-Events: presence, kpml, talk
Content-Length: 226

v=0
o=Zoiper 53721112 1 IN IP4 100.79.133.159
s=Z
c=IN IP4 100.79.133.159
t=0 0
m=audio 8000 RTP/AVP 0 101 8 3 97
a=rtpmap:101 telephone-event/8000
a=fmtp:101 0-16
a=rtpmap:97 iLBC/8000
a=fmtp:97 mode=30
a=sendrecv


2022/03/21 18:28:45.418871 192.168.1.41:5060 -> 149.154.195.121:9665
SIP/2.0 100 trying -- your call is important to us
Via: SIP/2.0/TCP 100.79.133.159:5060
;branch=z9hG4bK-524287-1---ba46a700c4dfa090;rport=9665;received=149.154.195.121
To: <sip:112 at 192.168.1.41:5060>
From: "codec3-public"<sip:9919993 at 192.168.1.41:5060
;transport=TCP>;tag=35ce2334
Call-ID: RtH8fBIrIgUYPAkxlxjI4Q..
CSeq: 2 INVITE
Server: kamailio (5.5.4 (x86_64/linux))
Content-Length: 0



2022/03/21 18:28:45.421797 192.168.1.41:5066 -> 192.168.1.24:5066
INVITE sip:9919995 at 192.168.1.24:5066 SIP/2.0
Record-Route: <sip:192.168.1.41:5066;r2=on;lr>
Record-Route: <sip:Public_IP;transport=tcp;r2=on;lr>
Via: SIP/2.0/UDP 192.168.1.41:5066
;branch=z9hG4bKf831.6cdc4420824fc17383578fd933a4963b.0;i=6
Via: SIP/2.0/TCP 100.79.133.159:5060
;received=149.154.195.121;branch=z9hG4bK-524287-1---ba46a700c4dfa090;rport=9665
Max-Forwards: 69
Contact: <sip:9919993 at 100.79.133.159:5060
;transport=tcp;alias=149.154.195.121~9665~2>
To: <sip:112 at 192.168.1.41:5060>
From: "codec3-public"<sip:9919993 at 192.168.1.41:5060
;transport=TCP>;tag=35ce2334
Call-ID: RtH8fBIrIgUYPAkxlxjI4Q..
CSeq: 2 INVITE
Allow: INVITE, ACK, CANCEL, BYE, NOTIFY, REFER, MESSAGE, OPTIONS, INFO,
SUBSCRIBE
Content-Type: application/sdp
User-Agent: Zoiper v2.10.17.3-mod
Allow-Events: presence, kpml, talk
Content-Length: 302

v=0
o=Zoiper 53721112 1 IN IP4 192.168.1.41
s=Z
c=IN IP4 192.168.1.41
t=0 0
m=audio 36502 RTP/AVP 0 101 8 3 97
a=rtpmap:0 PCMU/8000
a=rtpmap:101 telephone-event/8000
a=fmtp:101 0-16
a=rtpmap:8 PCMA/8000
a=rtpmap:3 GSM/8000
a=rtpmap:97 iLBC/8000
a=fmtp:97 mode=30
a=sendrecv
a=rtcp:36503


2022/03/21 18:28:45.435659 192.168.1.24:5066 -> 192.168.1.41:5066
SIP/2.0 100 Trying
To: <sip:112 at 192.168.1.41:5060>
From: "codec3-public"<sip:9919993 at 192.168.1.41:5060>;tag=35ce2334
Call-ID: RtH8fBIrIgUYPAkxlxjI4Q..
CSeq: 2 INVITE
Via: SIP/2.0/UDP 192.168.1.41:5066
;branch=z9hG4bKf831.6cdc4420824fc17383578fd933a4963b.0;i=6
Via: SIP/2.0/TCP 100.79.133.159:5060
;received=149.154.195.121;branch=z9hG4bK-524287-1---ba46a700c4dfa090;rport=9665
Record-Route: <sip:192.168.1.41:5066;r2=on;lr>
Record-Route: <sip:Public_IP;transport=tcp;r2=on;lr>
Server: Cisco/SPA508G-7.6.2c
Content-Length: 0



2022/03/21 18:28:45.449138 192.168.1.24:5066 -> 192.168.1.41:5066
SIP/2.0 180 Ringing
To: <sip:112 at 192.168.1.41:5060>;tag=694833b3bcc5722bi0
From: "codec3-public"<sip:9919993 at 192.168.1.41:5060>;tag=35ce2334
Call-ID: RtH8fBIrIgUYPAkxlxjI4Q..
CSeq: 2 INVITE
Via: SIP/2.0/UDP 192.168.1.41:5066
;branch=z9hG4bKf831.6cdc4420824fc17383578fd933a4963b.0;i=6
Via: SIP/2.0/TCP 100.79.133.159:5060
;received=149.154.195.121;branch=z9hG4bK-524287-1---ba46a700c4dfa090;rport=9665
Record-Route: <sip:192.168.1.41:5066;r2=on;lr>
Record-Route: <sip:Public_IP;transport=tcp;r2=on;lr>
Contact: "codec5-private" <sip:9919995 at 192.168.1.24:5066>
Server: Cisco/SPA508G-7.6.2c
Content-Length: 0



2022/03/21 18:28:45.455211 192.168.1.41:5060 -> 149.154.195.121:9665
SIP/2.0 180 Ringing
To: <sip:112 at 192.168.1.41:5060>;tag=694833b3bcc5722bi0
From: "codec3-public"<sip:9919993 at 192.168.1.41:5060>;tag=35ce2334
Call-ID: RtH8fBIrIgUYPAkxlxjI4Q..
CSeq: 2 INVITE
Via: SIP/2.0/TCP 100.79.133.159:5060
;received=149.154.195.121;branch=z9hG4bK-524287-1---ba46a700c4dfa090;rport=9665
Record-Route: <sip:192.168.1.41:5066;r2=on;lr>
Record-Route: <sip:Public_IP;transport=tcp;r2=on;lr>
Contact: "codec5-private" <sip:9919995 at 192.168.1.24:5066
;alias=192.168.1.24~5066~1>
Server: Cisco/SPA508G-7.6.2c
Content-Length: 0



2022/03/21 18:28:55.445916 192.168.1.41:5066 -> 192.168.1.10:50561
INVITE sip:9919991 at 192.168.1.10:50561;transport=TCP;rinstance=034d5c22d5466df2
SIP/2.0
Record-Route: <sip:192.168.1.41:5066;transport=tcp;r2=on;lr>
Record-Route: <sip:Public_IP;transport=tcp;r2=on;lr>
Via: SIP/2.0/TCP 192.168.1.41:5066
;branch=z9hG4bKf831.6cdc4420824fc17383578fd933a4963b.1;i=6
Via: SIP/2.0/TCP 100.79.133.159:5060
;received=149.154.195.121;branch=z9hG4bK-524287-1---ba46a700c4dfa090;rport=9665
Max-Forwards: 69
Contact: <sip:9919993 at 100.79.133.159:5060
;transport=tcp;alias=149.154.195.121~9665~2>
To: <sip:112 at 192.168.1.41:5060>
From: "codec3-public"<sip:9919993 at 192.168.1.41:5060
;transport=TCP>;tag=35ce2334
Call-ID: RtH8fBIrIgUYPAkxlxjI4Q..
CSeq: 2 INVITE
Allow: INVITE, ACK, CANCEL, BYE, NOTIFY, REFER, MESSAGE, OPTIONS, INFO,
SUBSCRIBE
Content-Type: application/sdp
User-Agent: Zoiper v2.10.17.3-mod
Allow-Events: presence, kpml, talk
Content-Length: 302

v=0
o=Zoiper 53721112 1 IN IP4 192.168.1.41
s=Z
c=IN IP4 192.168.1.41
t=0 0
m=audio 36502 RTP/AVP 0 101 8 3 97
a=rtpmap:0 PCMU/8000
a=rtpmap:101 telephone-event/8000
a=fmtp:101 0-16
a=rtpmap:8 PCMA/8000
a=rtpmap:3 GSM/8000
a=rtpmap:97 iLBC/8000
a=fmtp:97 mode=30
a=sendrecv
a=rtcp:36503


2022/03/21 18:28:55.446096 192.168.1.41:5066 -> 192.168.1.24:5066
CANCEL sip:9919995 at 192.168.1.24:5066 SIP/2.0
Via: SIP/2.0/UDP 192.168.1.41:5066
;branch=z9hG4bKf831.6cdc4420824fc17383578fd933a4963b.0;i=6
Max-Forwards: 69
To: <sip:112 at 192.168.1.41:5060>
From: "codec3-public"<sip:9919993 at 192.168.1.41:5060
;transport=TCP>;tag=35ce2334
Call-ID: RtH8fBIrIgUYPAkxlxjI4Q..
CSeq: 2 CANCEL
Content-Length: 0



2022/03/21 18:28:55.457941 192.168.1.24:5066 -> 192.168.1.41:5066
SIP/2.0 487 Request Terminated
To: <sip:112 at 192.168.1.41:5060>;tag=694833b3bcc5722bi0
From: "codec3-public"<sip:9919993 at 192.168.1.41:5060>;tag=35ce2334
Call-ID: RtH8fBIrIgUYPAkxlxjI4Q..
CSeq: 2 INVITE
Via: SIP/2.0/UDP 192.168.1.41:5066
;branch=z9hG4bKf831.6cdc4420824fc17383578fd933a4963b.0;i=6
Via: SIP/2.0/TCP 100.79.133.159:5060
;received=149.154.195.121;branch=z9hG4bK-524287-1---ba46a700c4dfa090;rport=9665
Record-Route: <sip:192.168.1.41:5066;r2=on;lr>
Record-Route: <sip:Public_IP;transport=tcp;r2=on;lr>
Server: Cisco/SPA508G-7.6.2c
Content-Length: 0



2022/03/21 18:28:55.458874 192.168.1.41:5066 -> 192.168.1.24:5066
ACK sip:9919995 at 192.168.1.24:5066 SIP/2.0
Via: SIP/2.0/UDP 192.168.1.41:5066
;branch=z9hG4bKf831.6cdc4420824fc17383578fd933a4963b.0;i=6
Max-Forwards: 69
To: <sip:112 at 192.168.1.41:5060>;tag=694833b3bcc5722bi0
From: "codec3-public"<sip:9919993 at 192.168.1.41:5060
;transport=TCP>;tag=35ce2334
Call-ID: RtH8fBIrIgUYPAkxlxjI4Q..
CSeq: 2 ACK
Content-Length: 0



2022/03/21 18:28:55.459394 192.168.1.24:5066 -> 192.168.1.41:5066
SIP/2.0 200 OK
To: <sip:112 at 192.168.1.41:5060>;tag=694833b3bcc5722bi0
From: "codec3-public"<sip:9919993 at 192.168.1.41:5060>;tag=35ce2334
Call-ID: RtH8fBIrIgUYPAkxlxjI4Q..
CSeq: 2 CANCEL
Via: SIP/2.0/UDP 192.168.1.41:5066
;branch=z9hG4bKf831.6cdc4420824fc17383578fd933a4963b.0;i=6
Server: Cisco/SPA508G-7.6.2c
Content-Length: 0



2022/03/21 18:28:55.536475 192.168.1.10:50561 -> 192.168.1.41:5066
SIP/2.0 100 Trying
Via: SIP/2.0/TCP 192.168.1.41:5066
;branch=z9hG4bKf831.6cdc4420824fc17383578fd933a4963b.1;i=6
Via: SIP/2.0/TCP 100.79.133.159:5060
;received=149.154.195.121;branch=z9hG4bK-524287-1---ba46a700c4dfa090;rport=9665
To: <sip:112 at 192.168.1.41:5060>
From: "codec3-public"<sip:9919993 at 192.168.1.41:5060
;transport=TCP>;tag=35ce2334
Call-ID: RtH8fBIrIgUYPAkxlxjI4Q..
CSeq: 2 INVITE
Content-Length: 0



2022/03/21 18:28:55.758738 192.168.1.10:50561 -> 192.168.1.41:5066
SIP/2.0 180 Ringing
Via: SIP/2.0/TCP 192.168.1.41:5066
;branch=z9hG4bKf831.6cdc4420824fc17383578fd933a4963b.1;i=6
Via: SIP/2.0/TCP 100.79.133.159:5060
;received=149.154.195.121;branch=z9hG4bK-524287-1---ba46a700c4dfa090;rport=9665
Record-Route: <sip:192.168.1.41:5066;transport=tcp;r2=on;lr>
Record-Route: <sip:Public_IP;transport=tcp;r2=on;lr>
Contact: <sip:9919991 at 192.168.1.10:50561;transport=TCP>
To: <sip:112 at 192.168.1.41:5060>;tag=575a7d2e
From: "codec3-public"<sip:9919993 at 192.168.1.41:5060
;transport=TCP>;tag=35ce2334
Call-ID: RtH8fBIrIgUYPAkxlxjI4Q..
CSeq: 2 INVITE
Allow: INVITE, ACK, CANCEL, BYE, NOTIFY, REFER, MESSAGE, OPTIONS, INFO,
SUBSCRIBE
User-Agent: Z 5.5.10 v2.10.17.3
Allow-Events: presence, kpml, talk
Content-Length: 0



2022/03/21 18:28:55.763664 192.168.1.41:5060 -> 149.154.195.121:9665
SIP/2.0 180 Ringing
Via: SIP/2.0/TCP 100.79.133.159:5060
;received=149.154.195.121;branch=z9hG4bK-524287-1---ba46a700c4dfa090;rport=9665
Record-Route: <sip:192.168.1.41:5066;transport=tcp;r2=on;lr>
Record-Route: <sip:Public_IP;transport=tcp;r2=on;lr>
Contact: <sip:9919991 at 192.168.1.10:50561
;transport=TCP;alias=192.168.1.10~50561~2>
To: <sip:112 at 192.168.1.41:5060>;tag=575a7d2e
From: "codec3-public"<sip:9919993 at 192.168.1.41:5060
;transport=TCP>;tag=35ce2334
Call-ID: RtH8fBIrIgUYPAkxlxjI4Q..
CSeq: 2 INVITE
Allow: INVITE, ACK, CANCEL, BYE, NOTIFY, REFER, MESSAGE, OPTIONS, INFO,
SUBSCRIBE
User-Agent: Z 5.5.10 v2.10.17.3
Allow-Events: presence, kpml, talk
Content-Length: 0



2022/03/21 18:29:05.761477 192.168.1.41:5066 -> 192.168.1.26:32821
INVITE sip:9919992 at 192.168.1.26:5066;rinstance=791ce762698e7422;transport=tcp
SIP/2.0
Record-Route: <sip:192.168.1.41:5066;transport=tcp;r2=on;lr>
Record-Route: <sip:Public_IP;transport=tcp;r2=on;lr>
Via: SIP/2.0/TCP 192.168.1.41:5066
;branch=z9hG4bKf831.6cdc4420824fc17383578fd933a4963b.2;i=6
Via: SIP/2.0/TCP 100.79.133.159:5060
;received=149.154.195.121;branch=z9hG4bK-524287-1---ba46a700c4dfa090;rport=9665
Max-Forwards: 69
Contact: <sip:9919993 at 100.79.133.159:5060
;transport=tcp;alias=149.154.195.121~9665~2>
To: <sip:112 at 192.168.1.41:5060>
From: "codec3-public"<sip:9919993 at 192.168.1.41:5060
;transport=TCP>;tag=35ce2334
Call-ID: RtH8fBIrIgUYPAkxlxjI4Q..
CSeq: 2 INVITE
Allow: INVITE, ACK, CANCEL, BYE, NOTIFY, REFER, MESSAGE, OPTIONS, INFO,
SUBSCRIBE
Content-Type: application/sdp
User-Agent: Zoiper v2.10.17.3-mod
Allow-Events: presence, kpml, talk
Content-Length: 302

v=0
o=Zoiper 53721112 1 IN IP4 192.168.1.41
s=Z
c=IN IP4 192.168.1.41
t=0 0
m=audio 36502 RTP/AVP 0 101 8 3 97
a=rtpmap:0 PCMU/8000
a=rtpmap:101 telephone-event/8000
a=fmtp:101 0-16
a=rtpmap:8 PCMA/8000
a=rtpmap:3 GSM/8000
a=rtpmap:97 iLBC/8000
a=fmtp:97 mode=30
a=sendrecv
a=rtcp:36503


2022/03/21 18:29:05.761547 192.168.1.41:5066 -> 192.168.1.10:50561
CANCEL sip:9919991 at 192.168.1.10:50561;transport=TCP;rinstance=034d5c22d5466df2
SIP/2.0
Via: SIP/2.0/TCP 192.168.1.41:5066
;branch=z9hG4bKf831.6cdc4420824fc17383578fd933a4963b.1;i=6
Max-Forwards: 69
To: <sip:112 at 192.168.1.41:5060>
From: "codec3-public"<sip:9919993 at 192.168.1.41:5060
;transport=TCP>;tag=35ce2334
Call-ID: RtH8fBIrIgUYPAkxlxjI4Q..
CSeq: 2 CANCEL
Content-Length: 0



2022/03/21 18:29:05.799795 192.168.1.10:50561 -> 192.168.1.41:5066
SIP/2.0 200 OK
Via: SIP/2.0/TCP 192.168.1.41:5066
;branch=z9hG4bKf831.6cdc4420824fc17383578fd933a4963b.1;i=6
Contact: <sip:9919991 at 192.168.1.10:50561;transport=TCP>
To: <sip:112 at 192.168.1.41:5060>;tag=575a7d2e
From: "codec3-public"<sip:9919993 at 192.168.1.41:5060
;transport=TCP>;tag=35ce2334
Call-ID: RtH8fBIrIgUYPAkxlxjI4Q..
CSeq: 2 CANCEL
User-Agent: Z 5.5.10 v2.10.17.3
Content-Length: 0



2022/03/21 18:29:05.800776 192.168.1.10:50561 -> 192.168.1.41:5066
SIP/2.0 487 Request Terminated
Via: SIP/2.0/TCP 192.168.1.41:5066
;branch=z9hG4bKf831.6cdc4420824fc17383578fd933a4963b.1;i=6
Via: SIP/2.0/TCP 100.79.133.159:5060
;received=149.154.195.121;branch=z9hG4bK-524287-1---ba46a700c4dfa090;rport=9665
To: <sip:112 at 192.168.1.41:5060>;tag=575a7d2e
From: "codec3-public"<sip:9919993 at 192.168.1.41:5060
;transport=TCP>;tag=35ce2334
Call-ID: RtH8fBIrIgUYPAkxlxjI4Q..
CSeq: 2 INVITE
User-Agent: Z 5.5.10 v2.10.17.3
Content-Length: 0



2022/03/21 18:29:05.801104 192.168.1.41:5066 -> 192.168.1.10:50561
ACK sip:9919991 at 192.168.1.10:50561;transport=TCP;rinstance=034d5c22d5466df2
SIP/2.0
Via: SIP/2.0/TCP 192.168.1.41:5066
;branch=z9hG4bKf831.6cdc4420824fc17383578fd933a4963b.1;i=6
Max-Forwards: 69
To: <sip:112 at 192.168.1.41:5060>;tag=575a7d2e
From: "codec3-public"<sip:9919993 at 192.168.1.41:5060
;transport=TCP>;tag=35ce2334
Call-ID: RtH8fBIrIgUYPAkxlxjI4Q..
CSeq: 2 ACK
Content-Length: 0



2022/03/21 18:29:05.844860 192.168.1.26:32821 -> 192.168.1.41:5066
SIP/2.0 100 Trying
Via: SIP/2.0/TCP 192.168.1.41:5066
;branch=z9hG4bKf831.6cdc4420824fc17383578fd933a4963b.2;i=6
Via: SIP/2.0/TCP 100.79.133.159:5060
;received=149.154.195.121;branch=z9hG4bK-524287-1---ba46a700c4dfa090;rport=9665
To: <sip:112 at 192.168.1.41:5060>
From: "codec3-public"<sip:9919993 at 192.168.1.41:5060
;transport=TCP>;tag=35ce2334
Call-ID: RtH8fBIrIgUYPAkxlxjI4Q..
CSeq: 2 INVITE
Content-Length: 0



2022/03/21 18:29:06.045373 192.168.1.26:32821 -> 192.168.1.41:5066
SIP/2.0 180 Ringing
Via: SIP/2.0/TCP 192.168.1.41:5066
;branch=z9hG4bKf831.6cdc4420824fc17383578fd933a4963b.2;i=6
Via: SIP/2.0/TCP 100.79.133.159:5060
;received=149.154.195.121;branch=z9hG4bK-524287-1---ba46a700c4dfa090;rport=9665
Record-Route: <sip:192.168.1.41:5066;transport=tcp;r2=on;lr>
Record-Route: <sip:Public_IP;transport=tcp;r2=on;lr>
Contact: <sip:9919992 at 192.168.1.26:5066;transport=tcp>
To: <sip:112 at 192.168.1.41:5060>;tag=dd58ff56
From: "codec3-public"<sip:9919993 at 192.168.1.41:5060
;transport=TCP>;tag=35ce2334
Call-ID: RtH8fBIrIgUYPAkxlxjI4Q..
CSeq: 2 INVITE
Allow: INVITE, ACK, CANCEL, BYE, NOTIFY, REFER, MESSAGE, OPTIONS, INFO,
SUBSCRIBE
User-Agent: Z 5.5.9 v2.10.17.3
Allow-Events: presence, kpml, talk
Content-Length: 0



2022/03/21 18:29:06.046528 192.168.1.41:5060 -> 149.154.195.121:9665
SIP/2.0 180 Ringing
Via: SIP/2.0/TCP 100.79.133.159:5060
;received=149.154.195.121;branch=z9hG4bK-524287-1---ba46a700c4dfa090;rport=9665
Record-Route: <sip:192.168.1.41:5066;transport=tcp;r2=on;lr>
Record-Route: <sip:Public_IP;transport=tcp;r2=on;lr>
Contact: <sip:9919992 at 192.168.1.26:5066
;transport=tcp;alias=192.168.1.26~32821~2>
To: <sip:112 at 192.168.1.41:5060>;tag=dd58ff56
From: "codec3-public"<sip:9919993 at 192.168.1.41:5060
;transport=TCP>;tag=35ce2334
Call-ID: RtH8fBIrIgUYPAkxlxjI4Q..
CSeq: 2 INVITE
Allow: INVITE, ACK, CANCEL, BYE, NOTIFY, REFER, MESSAGE, OPTIONS, INFO,
SUBSCRIBE
User-Agent: Z 5.5.9 v2.10.17.3
Allow-Events: presence, kpml, talk
Content-Length: 0



2022/03/21 18:29:11.055497 192.168.1.26:32821 -> 192.168.1.41:5066
SIP/2.0 200 OK
Via: SIP/2.0/TCP 192.168.1.41:5066
;branch=z9hG4bKf831.6cdc4420824fc17383578fd933a4963b.2;i=6
Via: SIP/2.0/TCP 100.79.133.159:5060
;received=149.154.195.121;branch=z9hG4bK-524287-1---ba46a700c4dfa090;rport=9665
Record-Route: <sip:192.168.1.41:5066;transport=tcp;r2=on;lr>
Record-Route: <sip:Public_IP;transport=tcp;r2=on;lr>
Contact: <sip:9919992 at 192.168.1.26:5066;transport=tcp>
To: <sip:112 at 192.168.1.41:5060>;tag=dd58ff56
From: "codec3-public"<sip:9919993 at 192.168.1.41:5060
;transport=TCP>;tag=35ce2334
Call-ID: RtH8fBIrIgUYPAkxlxjI4Q..
CSeq: 2 INVITE
Allow: INVITE, ACK, CANCEL, BYE, NOTIFY, REFER, MESSAGE, OPTIONS, INFO,
SUBSCRIBE
Content-Type: application/sdp
User-Agent: Z 5.5.9 v2.10.17.3
Allow-Events: presence, kpml, talk
Content-Length: 165

v=0
o=Z 0 1 IN IP4 192.168.1.26
s=Z
c=IN IP4 192.168.1.26
t=0 0
m=audio 8000 RTP/AVP 0 8 3 101
a=rtpmap:101 telephone-event/8000
a=fmtp:101 0-16
a=sendrecv


2022/03/21 18:29:11.061482 192.168.1.41:5060 -> 149.154.195.121:9665
SIP/2.0 200 OK
Via: SIP/2.0/TCP 100.79.133.159:5060
;received=149.154.195.121;branch=z9hG4bK-524287-1---ba46a700c4dfa090;rport=9665
Record-Route: <sip:192.168.1.41:5066;transport=tcp;r2=on;lr>
Record-Route: <sip:Public_IP;transport=tcp;r2=on;lr>
Contact: <sip:9919992 at 192.168.1.26:5066
;transport=tcp;alias=192.168.1.26~32821~2>
To: <sip:112 at 192.168.1.41:5060>;tag=dd58ff56
From: "codec3-public"<sip:9919993 at 192.168.1.41:5060
;transport=TCP>;tag=35ce2334
Call-ID: RtH8fBIrIgUYPAkxlxjI4Q..
CSeq: 2 INVITE
Allow: INVITE, ACK, CANCEL, BYE, NOTIFY, REFER, MESSAGE, OPTIONS, INFO,
SUBSCRIBE
Content-Type: application/sdp
User-Agent: Z 5.5.9 v2.10.17.3
Allow-Events: presence, kpml, talk
Content-Length: 245

v=0
o=Z 0 1 IN IP4 192.168.1.41
s=Z
c=IN IP4 192.168.1.41
t=0 0
m=audio 36518 RTP/AVP 0 8 3 101
a=rtpmap:0 PCMU/8000
a=rtpmap:8 PCMA/8000
a=rtpmap:3 GSM/8000
a=rtpmap:101 telephone-event/8000
a=fmtp:101 0-16
a=sendrecv
a=rtcp:36519


2022/03/21 18:29:11.144532 149.154.195.121:9665 -> 192.168.1.41:5060
ACK sip:9919992 at 192.168.1.26:5066;transport=tcp;alias=192.168.1.26~32821~2
SIP/2.0
Via: SIP/2.0/TCP 100.79.133.159:5060
;branch=z9hG4bK-524287-1---f49bbd15731e8f8d;rport
Max-Forwards: 70
Route: <sip:Public_IP;transport=tcp;r2=on;lr>
Route: <sip:192.168.1.41:5066;transport=tcp;r2=on;lr>
Contact: <sip:9919993 at 100.79.133.159:5060;transport=tcp>
To: <sip:112 at 192.168.1.41:5060>;tag=dd58ff56
From: "codec3-public"<sip:9919993 at 192.168.1.41:5060
;transport=TCP>;tag=35ce2334
Call-ID: RtH8fBIrIgUYPAkxlxjI4Q..
CSeq: 2 ACK
User-Agent: Zoiper v2.10.17.3-mod
Content-Length: 0



2022/03/21 18:29:11.152633 192.168.1.41:5066 -> 192.168.1.26:32821
ACK sip:9919992 at 192.168.1.26:5066;transport=tcp SIP/2.0
Via: SIP/2.0/TCP 192.168.1.41:5066
;branch=z9hG4bKf831.422a25f74a8ad6c743d75a28764bc8b7.0;i=6
Via: SIP/2.0/TCP 100.79.133.159:5060
;received=149.154.195.121;branch=z9hG4bK-524287-1---f49bbd15731e8f8d;rport=9665
Max-Forwards: 69
Contact: <sip:9919993 at 100.79.133.159:5060
;transport=tcp;alias=149.154.195.121~9665~2>
To: <sip:112 at 192.168.1.41:5060>;tag=dd58ff56
From: "codec3-public"<sip:9919993 at 192.168.1.41:5060
;transport=TCP>;tag=35ce2334
Call-ID: RtH8fBIrIgUYPAkxlxjI4Q..
CSeq: 2 ACK
User-Agent: Zoiper v2.10.17.3-mod
Content-Length: 0



2022/03/21 18:29:20.514914 192.168.1.26:32821 -> 192.168.1.41:5066
BYE sip:9919993 at 100.79.133.159:5060;transport=tcp;alias=149.154.195.121~9665~2
SIP/2.0
Via: SIP/2.0/TCP 192.168.1.26:5066
;branch=z9hG4bK-524287-1---404c84aa134e2a04
Max-Forwards: 70
Route: <sip:192.168.1.41:5066;transport=tcp;r2=on;lr>
Route: <sip:Public_IP;transport=tcp;r2=on;lr>
Contact: <sip:9919992 at 192.168.1.26:5066;transport=tcp>
To: "codec3-public"<sip:9919993 at 192.168.1.41:5060
;transport=TCP>;tag=35ce2334
From: <sip:112 at 192.168.1.41:5060>;tag=dd58ff56
Call-ID: RtH8fBIrIgUYPAkxlxjI4Q..
CSeq: 2 BYE
User-Agent: Z 5.5.9 v2.10.17.3
Content-Length: 0



2022/03/21 18:29:20.517617 192.168.1.41:5060 -> 149.154.195.121:9665
BYE sip:9919993 at 100.79.133.159:5060;transport=tcp SIP/2.0
Via: SIP/2.0/TCP
Public_IP:5060;branch=z9hG4bKf831.2578b48bc3463ab1aed37eba97036001.0;i=5
Via: SIP/2.0/TCP 192.168.1.26:5066
;rport=32821;branch=z9hG4bK-524287-1---404c84aa134e2a04
Max-Forwards: 69
Contact: <sip:9919992 at 192.168.1.26:5066
;transport=tcp;alias=192.168.1.26~32821~2>
To: "codec3-public"<sip:9919993 at 192.168.1.41:5060
;transport=TCP>;tag=35ce2334
From: <sip:112 at 192.168.1.41:5060>;tag=dd58ff56
Call-ID: RtH8fBIrIgUYPAkxlxjI4Q..
CSeq: 2 BYE
User-Agent: Z 5.5.9 v2.10.17.3
Content-Length: 0



2022/03/21 18:29:20.584230 149.154.195.121:9665 -> 192.168.1.41:5060
SIP/2.0 200 OK
Via: SIP/2.0/TCP 192.168.1.41:5060
;branch=z9hG4bKf831.2578b48bc3463ab1aed37eba97036001.0;i=5
Via: SIP/2.0/TCP 192.168.1.26:5066
;rport=32821;branch=z9hG4bK-524287-1---404c84aa134e2a04
Contact: <sip:9919993 at 100.79.133.159:5060;transport=tcp>
To: "codec3-public"<sip:9919993 at 192.168.1.41:5060
;transport=TCP>;tag=35ce2334
From: <sip:112 at 192.168.1.41:5060>;tag=dd58ff56
Call-ID: RtH8fBIrIgUYPAkxlxjI4Q..
CSeq: 2 BYE
User-Agent: Zoiper v2.10.17.3-mod
Content-Length: 0



2022/03/21 18:29:20.584431 192.168.1.41:5066 -> 192.168.1.26:32821
SIP/2.0 200 OK
Via: SIP/2.0/TCP 192.168.1.26:5066
;rport=32821;branch=z9hG4bK-524287-1---404c84aa134e2a04
Contact: <sip:9919993 at 100.79.133.159:5060;transport=tcp>
To: "codec3-public"<sip:9919993 at 192.168.1.41:5060
;transport=TCP>;tag=35ce2334
From: <sip:112 at 192.168.1.41:5060>;tag=dd58ff56
Call-ID: RtH8fBIrIgUYPAkxlxjI4Q..
CSeq: 2 BYE
User-Agent: Zoiper v2.10.17.3-mod
Content-Length: 0



Thank you.
Thomas




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