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    <p>Hi,<br>
      I'm trying to use topos module but I have a problem with
      record-route header in re-invite for on hold.<br>
      <br>
      Uac is a subscriber of sipwise platfrom (vm open source version);<br>
      <br>
      my kamailio version is:<br>
      <i># kamailio -v</i><i><br>
      </i><i>version: kamailio 5.1.0-dev7 (ppc/linux) </i><i><br>
      </i><i>flags: STATS: Off, USE_TCP, USE_TLS, USE_SCTP, TLS_HOOKS,
        DISABLE_NAGLE, USE_MCAST, DNS_IP_HACK, SHM_MEM, SHM_MMAP,
        PKG_MALLOC, Q_MALLOC, F_MALLOC, TLSF_MALLOC, DBG_SR_MEMORY,
        USE_FUTEX, FAST_LOCK-ADAPTIVE_WAIT, USE_DNS_CACHE,
        USE_DNS_FAILOVER, USE_NAPTR, USE_DST_BLACKLIST, HAVE_RESOLV_RES</i><i><br>
      </i><i>ADAPTIVE_WAIT_LOOPS=1024, MAX_RECV_BUFFER_SIZE 262144,
        MAX_LISTEN 16, MAX_URI_SIZE 1024, BUF_SIZE 65535, DEFAULT
        PKG_SIZE 8MB</i><br>
      <br>
      and uas is a subscriber of kamailio.<br>
      <br>
      The call flow is:<br>
      <br>
      UAC                     Sipwise                    
      Kamailio                          UAS<br>
      |                                 |                       (topos
      active)                        |<br>
      |-------- Invite -------->|---------- (1)Invite
      ----->|------- (2)Invite ----->|<br>
      |<------- 180/200 ------|<--- (4)180/(4)200 ----|<-------
      180/200 ------|<br>
      |---------- Ack --------->|----------- (5)Ack
      ------>|-------- (6)Ack ------->|<br>
      |--- Invite (hold) ----->|-- (7)ReInvite(hold)-->|--
      (8)Invite (hold)--->|<br>
      |<--------- 200 ----------|<--------- (9)200
      -------|<--------- 200 ----------|<br>
      |             corrupt         |              corrupt       
      |                                 |<br>
      |---- No Ack Sent-------|---- No Ack Sent-------|---- No Ack
      Sent-------|<br>
      <br>
      <b>The problem:</b><br>
      the 200 ok of re-invite is corrupt by topos, it hasn't via header
      and contact isn't modified, then the uac can't send the ack.<br>
      <br>
      In the kamailio trace I see the ERROR below:<br>
      <b>E!: U 22/09/2017 10:24:19:880 proxy0: ERROR: topos
        [tps_storage.c:1254]: tps_db_update_dialog(): no valid dlg uuid</b><br>
      <br>
      <b>The questions are:</b><br>
      Can I use topos for this scenario?<br>
      Is it possible that topos have bug when receive a re-invite with
      record-route headers? Infact, in simple scenario without
      record-route (call and hold between tow subscriber) everything
      works!<br>
      <br>
      <b>My opinion is</b>: when topos receive a request with
      record-route generates from record-route the new aleg and bleg
      tags (atpsh-xxxxx, btpsh-yyyyyy) but don't save their in internal
      database if the request is internal at dialog. Then a reintive
      whit record-route headers, generate new aleg/bleg tags but they
      aren't in database, then the response 200 ok it isn't elaborate.<br>
      <br>
      below messages details, attached kamailio log and pcap trace.</p>
    <p>tanks in advance for support,</p>
    <p>Giuseppe<b><br>
      </b></p>
    <p><b><br>
      </b></p>
    <p><b>(1)Invite:</b><br>
      INVITE <a class="moz-txt-link-abbreviated" href="mailto:sip:100@192.168.110.79:5060;transport=udp">sip:100@192.168.110.79:5060;transport=udp</a> SIP/2.0
<br>
      Record-Route:
<sip:192.168.110.132;r2=on;lr=on;ftag=6D91D5F4-59C53F38000E3F0A-D551C700;ngcplb=yes>
<br>
      Record-Route:
<sip:127.0.0.1;r2=on;lr=on;ftag=6D91D5F4-59C53F38000E3F0A-D551C700;ngcplb=yes>
<br>
      Via: SIP/2.0/UDP
      192.168.110.132;branch=z9hG4bK1a43.6c8d17d29887a0078c2cb6aca8684a27.0
<br>
      Via: SIP/2.0/UDP
      127.0.0.1:5080;received=127.0.0.1;branch=z9hG4bKPa3L8art;rport=5080
<br>
      From:
<a class="moz-txt-link-rfc2396E" href="mailto:sip:390735594284@192.168.110.132"><sip:390735594284@192.168.110.132></a>;tag=6D91D5F4-59C53F38000E3F0A-D551C700
<br>
      To: <a class="moz-txt-link-rfc2396E" href="mailto:sip:100@192.168.110.79"><sip:100@192.168.110.79></a>
<br>
      CSeq: 10 INVITE
<br>
      Call-ID: OTkwMTdlNjEyYTQ2NWFiNTJkN2U1YTA2YWY1ZGI5YmE._b2b-1
<br>
      Max-Forwards: 69
<br>
      Allow: INVITE, ACK, CANCEL, BYE, NOTIFY, MESSAGE, OPTIONS,
      SUBSCRIBE
<br>
      Supported: replaces, norefersub, extended-refer,
      X-cisco-serviceuri
<br>
      P-Asserted-Identity: <a class="moz-txt-link-rfc2396E" href="mailto:sip:390735594284@192.168.110.132"><sip:390735594284@192.168.110.132></a>
<br>
      Content-Type: application/sdp
<br>
      Content-Length: 276
<br>
      Contact:
<a class="moz-txt-link-rfc2396E" href="mailto:sip:ngcp-lb@192.168.110.132:5060;ngcpct=7369703a3132372e302e302e313a35303830"><sip:ngcp-lb@192.168.110.132:5060;ngcpct=7369703a3132372e302e302e313a35303830></a>
<br>
       <br>
      [sdp]<br>
      <br>
      <b>(2)Invite:</b><br>
      INVITE <a class="moz-txt-link-abbreviated" href="mailto:sip:100@192.168.1.73:5080;line=4d3148ee1d889aa">sip:100@192.168.1.73:5080;line=4d3148ee1d889aa</a> SIP/2.0
<br>
      Via: SIP/2.0/UDP
      192.168.110.79;branch=z9hG4bK1a43.c9b996baf80be68d288d2de06cd9b212.0
<br>
      From:
<a class="moz-txt-link-rfc2396E" href="mailto:sip:390735594284@192.168.110.132"><sip:390735594284@192.168.110.132></a>;tag=6D91D5F4-59C53F38000E3F0A-D551C700
<br>
      To: <a class="moz-txt-link-rfc2396E" href="mailto:sip:100@192.168.110.79"><sip:100@192.168.110.79></a>
<br>
      CSeq: 10 INVITE
<br>
      Call-ID: OTkwMTdlNjEyYTQ2NWFiNTJkN2U1YTA2YWY1ZGI5YmE._b2b-1
<br>
      Max-Forwards: 69
<br>
      Allow: INVITE, ACK, CANCEL, BYE, NOTIFY, MESSAGE, OPTIONS,
      SUBSCRIBE
<br>
      Supported: replaces, norefersub, extended-refer,
      X-cisco-serviceuri
<br>
      P-Asserted-Identity: <a class="moz-txt-link-rfc2396E" href="mailto:sip:390735594284@192.168.110.132"><sip:390735594284@192.168.110.132></a>
<br>
      Content-Type: application/sdp
<br>
      Content-Length: 276
<br>
      Contact: <a class="moz-txt-link-rfc2396E" href="mailto:sip:btpsh-59c55b4a-4fa6-1@192.168.110.79"><sip:btpsh-59c55b4a-4fa6-1@192.168.110.79></a>
<br>
       <br>
      [sdp]
<br>
      <br>
      <b>(3) 180 Ringing</b><br>
      SIP/2.0 180 Ringing
<br>
      From:
<a class="moz-txt-link-rfc2396E" href="mailto:sip:390735594284@192.168.110.132"><sip:390735594284@192.168.110.132></a>;tag=6D91D5F4-59C53F38000E3F0A-D551C700
<br>
      To: <a class="moz-txt-link-rfc2396E" href="mailto:sip:100@192.168.110.79"><sip:100@192.168.110.79></a>;tag=856281851
<br>
      Call-ID: OTkwMTdlNjEyYTQ2NWFiNTJkN2U1YTA2YWY1ZGI5YmE._b2b-1
<br>
      CSeq: 10 INVITE
<br>
      User-Agent: Linphone/3.6.1 (eXosip2/4.1.0)
<br>
      Content-Length: 0
<br>
      Via: SIP/2.0/UDP
192.168.110.132;branch=z9hG4bK1a43.6c8d17d29887a0078c2cb6aca8684a27.0,SIP/2.0/UDP
127.0.0.1:5080;received=127.0.0.1;branch=z9hG4bKPa3L8art;rport=5080
<br>
      Contact: <a class="moz-txt-link-rfc2396E" href="mailto:sip:atpsh-59c55b4a-4fa6-1@192.168.110.79"><sip:atpsh-59c55b4a-4fa6-1@192.168.110.79></a>
<br>
      Record-Route:
<sip:192.168.110.132;r2=on;lr=on;ftag=6D91D5F4-59C53F38000E3F0A-D551C700;ngcplb=yes>,<sip:127.0.0.1;r2=on;lr=on;ftag=6D91D5F4-59C53F38000E3F0A-D551C700;ngcplb=yes>
<br>
       <br>
      <b>(4) 200 OK</b><br>
      SIP/2.0 200 OK
<br>
      From:
<a class="moz-txt-link-rfc2396E" href="mailto:sip:390735594284@192.168.110.132"><sip:390735594284@192.168.110.132></a>;tag=6D91D5F4-59C53F38000E3F0A-D551C700
<br>
      To: <a class="moz-txt-link-rfc2396E" href="mailto:sip:100@192.168.110.79"><sip:100@192.168.110.79></a>;tag=856281851
<br>
      Call-ID: OTkwMTdlNjEyYTQ2NWFiNTJkN2U1YTA2YWY1ZGI5YmE._b2b-1
<br>
      CSeq: 10 INVITE
<br>
      Content-Type: application/sdp
<br>
      User-Agent: Linphone/3.6.1 (eXosip2/4.1.0)
<br>
      Content-Length:   181
<br>
      Via: SIP/2.0/UDP
192.168.110.132;branch=z9hG4bK1a43.6c8d17d29887a0078c2cb6aca8684a27.0,SIP/2.0/UDP
127.0.0.1:5080;received=127.0.0.1;branch=z9hG4bKPa3L8art;rport=5080
<br>
      Contact: <a class="moz-txt-link-rfc2396E" href="mailto:sip:atpsh-59c55b4a-4fa6-1@192.168.110.79"><sip:atpsh-59c55b4a-4fa6-1@192.168.110.79></a>
<br>
      Record-Route:
<sip:192.168.110.132;r2=on;lr=on;ftag=6D91D5F4-59C53F38000E3F0A-D551C700;ngcplb=yes>,<sip:127.0.0.1;r2=on;lr=on;ftag=6D91D5F4-59C53F38000E3F0A-D551C700;ngcplb=yes>
<br>
       <br>
      [sdp]<br>
      <br>
      <b>(5) ACK</b><br>
      ACK <a class="moz-txt-link-abbreviated" href="mailto:sip:atpsh-59c55b4a-4fa6-1@192.168.110.79">sip:atpsh-59c55b4a-4fa6-1@192.168.110.79</a> SIP/2.0
<br>
      Record-Route:
<sip:192.168.110.132;r2=on;lr=on;ftag=6D91D5F4-59C53F38000E3F0A-D551C700;ngcplb=yes>
<br>
      Record-Route:
<sip:127.0.0.1;r2=on;lr=on;ftag=6D91D5F4-59C53F38000E3F0A-D551C700;ngcplb=yes>
<br>
      Via: SIP/2.0/UDP
      192.168.110.132;branch=z9hG4bK1a43.4446035c867218358dbd848f773b5d09.0
<br>
      Via: SIP/2.0/UDP
      127.0.0.1:5080;received=127.0.0.1;branch=z9hG4bKspF2zas~;rport=5080
<br>
      From:
<a class="moz-txt-link-rfc2396E" href="mailto:sip:390735594284@192.168.110.132"><sip:390735594284@192.168.110.132></a>;tag=6D91D5F4-59C53F38000E3F0A-D551C700
<br>
      To: <a class="moz-txt-link-rfc2396E" href="mailto:sip:100@192.168.110.79"><sip:100@192.168.110.79></a>;tag=856281851
<br>
      CSeq: 10 ACK
<br>
      Call-ID: OTkwMTdlNjEyYTQ2NWFiNTJkN2U1YTA2YWY1ZGI5YmE._b2b-1
<br>
      Max-Forwards: 69
<br>
      Content-Length: 0
<br>
      Contact:
<a class="moz-txt-link-rfc2396E" href="mailto:sip:ngcp-lb@192.168.110.132:5060;ngcpct=7369703a3132372e302e302e313a35303830"><sip:ngcp-lb@192.168.110.132:5060;ngcpct=7369703a3132372e302e302e313a35303830></a>
<br>
       <br>
      <b>(6) ACK</b><br>
      ACK <a class="moz-txt-link-abbreviated" href="mailto:sip:100@192.168.1.73:5080">sip:100@192.168.1.73:5080</a> SIP/2.0
<br>
      Via: SIP/2.0/UDP
      192.168.110.79;branch=z9hG4bK1a43.b1cce71dc1b004e442faca53cd6d8994.0
<br>
      From:
<a class="moz-txt-link-rfc2396E" href="mailto:sip:390735594284@192.168.110.132"><sip:390735594284@192.168.110.132></a>;tag=6D91D5F4-59C53F38000E3F0A-D551C700
<br>
      To: <a class="moz-txt-link-rfc2396E" href="mailto:sip:100@192.168.110.79"><sip:100@192.168.110.79></a>;tag=856281851
<br>
      CSeq: 10 ACK
<br>
      Call-ID: OTkwMTdlNjEyYTQ2NWFiNTJkN2U1YTA2YWY1ZGI5YmE._b2b-1
<br>
      Max-Forwards: 69
<br>
      Content-Length: 0
<br>
      Contact: <a class="moz-txt-link-rfc2396E" href="mailto:sip:atpsh-59c55b4a-4fa6-2@127.0.0.1"><sip:atpsh-59c55b4a-4fa6-2@127.0.0.1></a>
<br>
       <br>
      <br>
      <b>(7) Re-Invite
</b><br>
      INVITE <a class="moz-txt-link-abbreviated" href="mailto:sip:atpsh-59c55b4a-4fa6-1@192.168.110.79">sip:atpsh-59c55b4a-4fa6-1@192.168.110.79</a> SIP/2.0
<br>
      Record-Route:
<sip:192.168.110.132;r2=on;lr=on;ftag=6D91D5F4-59C53F38000E3F0A-D551C700;ngcplb=yes>
<br>
      Record-Route:
<sip:127.0.0.1;r2=on;lr=on;ftag=6D91D5F4-59C53F38000E3F0A-D551C700;ngcplb=yes>
<br>
      Via: SIP/2.0/UDP
      192.168.110.132;branch=z9hG4bK2a43.3723a1a3f343f1f1974a66f4a62f41a9.0
<br>
      Via: SIP/2.0/UDP
      127.0.0.1:5080;received=127.0.0.1;branch=z9hG4bKf6peiap7;rport=5080
<br>
      From:
<a class="moz-txt-link-rfc2396E" href="mailto:sip:390735594284@192.168.110.132"><sip:390735594284@192.168.110.132></a>;tag=6D91D5F4-59C53F38000E3F0A-D551C700
<br>
      To: <a class="moz-txt-link-rfc2396E" href="mailto:sip:100@192.168.110.79"><sip:100@192.168.110.79></a>;tag=856281851
<br>
      CSeq: 11 INVITE
<br>
      Call-ID: OTkwMTdlNjEyYTQ2NWFiNTJkN2U1YTA2YWY1ZGI5YmE._b2b-1
<br>
      Max-Forwards: 69
<br>
      Allow: INVITE, ACK, CANCEL, BYE, NOTIFY, MESSAGE, OPTIONS,
      SUBSCRIBE
<br>
      Supported: replaces, norefersub, extended-refer, timer,
      X-cisco-serviceuri
<br>
      User-Agent: Z 3.3.25608 r25552
<br>
      Content-Type: application/sdp
<br>
      Content-Length: 276
<br>
      Contact:
<a class="moz-txt-link-rfc2396E" href="mailto:sip:ngcp-lb@192.168.110.132:5060;ngcpct=7369703a3132372e302e302e313a35303830"><sip:ngcp-lb@192.168.110.132:5060;ngcpct=7369703a3132372e302e302e313a35303830></a>
<br>
       <br>
      [sdp]<br>
      <br>
      <br>
      <b>(8) Re-Invite</b><br>
      INVITE <a class="moz-txt-link-abbreviated" href="mailto:sip:100@192.168.1.73:5080">sip:100@192.168.1.73:5080</a> SIP/2.0
<br>
      Via: SIP/2.0/UDP
      192.168.110.79;branch=z9hG4bK2a43.a4e5f5baf85414d4471a1e817bdc1e00.0
<br>
      From:
<a class="moz-txt-link-rfc2396E" href="mailto:sip:390735594284@192.168.110.132"><sip:390735594284@192.168.110.132></a>;tag=6D91D5F4-59C53F38000E3F0A-D551C700
<br>
      To: <a class="moz-txt-link-rfc2396E" href="mailto:sip:100@192.168.110.79"><sip:100@192.168.110.79></a>;tag=856281851
<br>
      CSeq: 11 INVITE
<br>
      Call-ID: OTkwMTdlNjEyYTQ2NWFiNTJkN2U1YTA2YWY1ZGI5YmE._b2b-1
<br>
      Max-Forwards: 69
<br>
      Allow: INVITE, ACK, CANCEL, BYE, NOTIFY, MESSAGE, OPTIONS,
      SUBSCRIBE
<br>
      Supported: replaces, norefersub, extended-refer, timer,
      X-cisco-serviceuri
<br>
      User-Agent: Z 3.3.25608 r25552
<br>
      Content-Type: application/sdp
<br>
      Content-Length: 276
<br>
      Contact: <a class="moz-txt-link-rfc2396E" href="mailto:sip:atpsh-59c55b4a-4fa6-3@127.0.0.1"><sip:atpsh-59c55b4a-4fa6-3@127.0.0.1></a>
<br>
       <br>
      [sdp]<br>
      <b><br>
      </b><b>(9) 200 OK</b><br>
      SIP/2.0 200 OK
<br>
      From:
<a class="moz-txt-link-rfc2396E" href="mailto:sip:390735594284@192.168.110.132"><sip:390735594284@192.168.110.132></a>;tag=6D91D5F4-59C53F38000E3F0A-D551C700
<br>
      To: <a class="moz-txt-link-rfc2396E" href="mailto:sip:100@192.168.110.79"><sip:100@192.168.110.79></a>;tag=856281851
<br>
      Call-ID: OTkwMTdlNjEyYTQ2NWFiNTJkN2U1YTA2YWY1ZGI5YmE._b2b-1
<br>
      CSeq: 11 INVITE
<br>
      Contact: <a class="moz-txt-link-rfc2396E" href="mailto:sip:100@192.168.1.73:5080"><sip:100@192.168.1.73:5080></a>
<br>
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