[SR-Users] kamailio with mediaproxy-ng, 488 Not Acceptable Here

Klaus Darilion klaus.mailinglists at pernau.at
Wed Jan 29 13:57:54 CET 2014


Peter had a talk at Astricon 2013 presenting how it works. I think the 
magic lies on the parameters. See this slide (there are some more 
interesting slides)
https://www.youtube.com/watch?list=PLighc-2vlRgQHZMBp-8CCFi5otCnw7Lwj&v=rXsVSaRuv20&feature=player_detailpage#t=659


regards
Klaus


On 29.01.2014 12:53, Mihai Marin wrote:
> Hello,
> Thank you for your answer.
>
> My server is a centos with public ip. I'm using chrome with jssip
> framework for sip client - tried sipml5 also. I have attached to this
> e-mail my kamailio configuration.
>
> Regarding the kamailio + mediaproxy-ng I took the latest versions from
> git - also tried with kamailio 4.1.1. The mediaproxy-ng I'm running
> using the command: /tmp/mediaproxy-ng/daemon/mediaproxy-ng
> --ip=PUBLIC_IP --listen-ng=127.0.0.1:2222 <http://127.0.0.1:2222>
>
>
>
> I also tried the following configuration and I have the same error:
> route {
>          ......................
>
> ##################################################################################################################
> # Use RTP-Proxy
> ###############################################################################################################
> #if (!rtpproxy_offer("arf")) {
> #sl_send_reply("503", "No RTP-Relay available");
> #exit;
> #}
> if (is_method("INVITE")) {
> if (sdp_content()) {
> if (rtpproxy_offer())
> rtpproxy_manage("cowf","PUBLIC_IP");
> t_on_reply("1");
> }
> } else {
>                if (sdp_content()) {
> if (rtpproxy_offer())
> rtpproxy_manage("cowf","PUBLIC_IP");
> }
> }
> if (is_method("ACK") && sdp_content()) {
>           rtpproxy_answer();
> rtpproxy_manage("cowf","PUBLIC_IP");
> }
>
>
> #t_on_reply("1");
>
> # Relay this statefully
> t_relay();
>          ...............................................................
> *******************************************************************
> onreply_route[1] {
> if ((($Rp == MY_WS_PORT || $Rp == MY_WSS_PORT)
> && !(proto == WS || proto == WSS)) || $Rp == MY_MSRP_PORT) {
> xlog("L_WARN", "SIP response received on $Rp\n");
> drop;
> exit;
> }
> if (nat_uac_test(64)) {
> # Do NAT traversal stuff for replies to a WebSocket connection
> # - even if it is not behind a NAT!
> # This won't be needed in the future if Kamailio and the
> # WebSocket client support Outbound and Path.
> add_contact_alias();
> }
> # A Transaction from a NATed Client to a NATed Client? Use the RTP-Proxy!
> if (status=~"(180)|(183)|(2[0-9][0-9])") {
> fix_nated_contact();
> if (sdp_content()) {
> rtpproxy_answer();
>                  }
>          }
> }
>
> If my problem could be caused by a kamalio miss-configuration could you
> please send me an example of configuration that should work with
> websockets, rtpproxy-ng->mediaproxy-ng in order to remove one possible
> cause?
>
> Thank you.
>
> Best regards,
> Mihai M
>
> On Wed, Jan 29, 2014 at 1:31 PM, Klaus Darilion
> <klaus.mailinglists at pernau.at <mailto:klaus.mailinglists at pernau.at>> wrote:
>
>     Hi!
>
>     The problem is different SDP formats between normal SIP
>     clients/gateways, and WebRTC clients.
>
>     You have to instruct mediaproxy-ng to rewrite the SDP and do the
>     conversion (encryption, ...).
>
>     So either the rtpproxy_ng calls lack the commands for the
>     "gatewaying", or the webrtc clients uses eg. an encryption which is
>     not supported by mediaproxy-ng.
>
>     Please also post the kamailio.cfg snippets when calling rtpproxy_ng
>     and give details about your environment (browser, SIP client ...)
>
>     regards
>     Klaus
>
>
>     On 27.01.2014 22:38, Mihai Marin wrote:
>
>         Hello Sirs,
>         I have a problem configuring kamailio with mediaproxy-ng and I'm
>         asking
>         for help.
>
>         I managed to build everything, kamailio find support for
>         mediaproxy-ng
>         using rtpproxy-ng. When I'm trying to make a call from Web using my
>         phone's internet provider to my computer's web I get 488 Not
>         Acceptable
>         Here. Swithing the caller I get no video.
>
>         I have used the kamailio-advanced.cfg generated and added websocket
>         support. The call in my network is working perfect.
>
>         Can you help me with this?
>
>         mediaproxy-ng log:
>         mediaproxy-ng[14896]: Returning to SIP proxy:
>         d7:createdi1390864117e7:__streamslld3:tag10:trhh9viigs6:__status34:known
>         but
>         unconfirmed peer
>         address5:statsd3:rtpd8:__countersd7:packetsi0e5:__bytesi0e6:errorsi0ee12:peer
>         addressd6:family4:IPv47:__address13:213.233.85.554:__porti48279ee23:advertised
>         peer
>         addressd6:family4:IPv47:__address13:213.233.85.554:__porti48279ee10:local
>         porti30008ee4:rtcpd8:__countersd7:packetsi0e5:__bytesi0e6:errorsi0ee12:peer
>         addressd6:family4:IPv47:__address13:213.233.85.554:__porti48280ee23:advertised
>         peer
>         addressd6:family4:IPv47:__address13:213.233.85.554:__porti48280ee10:local
>         porti30009eeeed3:tag0:6:__status20:unknown peer
>         address5:statsd3:rtpd8:__countersd7:packetsi0e5:__bytesi0e6:errorsi0ee12:peer
>         addressd6:family4:IPv67:__address2:::4:porti0ee23:__advertised
>         peer addressd6:family4:IPv67:__address2:::4:porti0ee10:local
>         porti30010ee4:rtcpd8:__countersd7:packetsi0e5:__bytesi0e6:errorsi0ee12:peer
>         addressd6:family4:IPv67:__address2:::4:porti0ee23:__advertised peer
>         addressd6:family4:IPv67:__address2:::4:porti0ee10:local
>         porti30011eeeeee6:totalsd5:__inputd3:rtpd7:packetsi0e5:__bytesi0e6:errorsi0ee4:rtcpd7:__packetsi0e5:bytesi0e6:__errorsi0eee6:outputd3:rtpd7:__packetsi0e5:bytesi0e6:__errorsi0ee4:rtcpd7:__packetsi0e5:bytesi0e6:__errorsi0eeee6:result2:oke
>
>
>         kamailio:
>
>         11(14926) ERROR: *** cfgtrace:
>         c=[/usr/local/etc/kamailio/__kamailio-advanced.cfg] l=860 a=24
>         n=rtpproxy_manage
>         11(14926) DEBUG: rtpproxy-ng [rtpproxy.c:1333]:
>         rtpp_function_call():
>         proxy reply:
>         d7:createdi1390864117e7:__streamslld3:tag10:trhh9viigs6:__status34:known
>         but
>         unconfirmed peer
>         address5:statsd3:rtpd8:__countersd7:packetsi0e5:__bytesi0e6:errorsi0ee12:peer
>         addressd6:family4:IPv47:__address13:213.233.85.554:__porti48279ee23:advertised
>         peer
>         addressd6:family4:IPv47:__address13:213.233.85.554:__porti48279ee10:local
>         porti30008ee4:rtcpd8:__countersd7:packetsi0e5:__bytesi0e6:errorsi0ee12:peer
>         addressd6:family4:IPv47:__address13:213.233.85.554:__porti48280ee23:advertised
>         peer
>         addressd6:family4:IPv47:__address13:213.233.85.554:__porti48280ee10:local
>         porti30009eeeed3:tag0:6:__status20:unknown peer
>         address5:statsd3:rtpd8:__countersd7:packetsi0e5:__bytesi0e6:errorsi0ee12:peer
>         addressd6:family4:IPv67:__address2:::4:porti0ee23:__advertised
>         peer addressd6:family4:IPv67:__address2:::4:porti0ee10:local
>         porti30010ee4:rtcpd8:__countersd7:packetsi0e5:__bytesi0e6:errorsi0ee12:peer
>         addressd6:family4:IPv67:__address2:::4:porti0ee23:__advertised peer
>         addressd6:family4:IPv67:__address2:::4:porti0ee10:local
>         porti30011eeeeee6:totalsd5:__inputd3:rtpd7:packetsi0e5:__bytesi0e6:errorsi0ee4:rtcpd7:__packetsi0e5:bytesi0e6:__errorsi0eee6:outputd3:rtpd7:__packetsi0e5:bytesi0e6:__errorsi0ee4:rtcpd7:__packetsi0e5:bytesi0e6:__errorsi0eeee6:result2:oke
>         11(14926) ERROR: *** cfgtrace:
>         c=[/usr/local/etc/kamailio/__kamailio-advanced.cfg] l=867 a=16 n=if
>         11(14926) ERROR: *** cfgtrace:
>         c=[/usr/local/etc/kamailio/__kamailio-advanced.cfg] l=862 a=24
>         n=is_request
>         11(14926) ERROR: *** cfgtrace:
>         c=[/usr/local/etc/kamailio/__kamailio-advanced.cfg] l=866 a=16 n=if
>         11(14926) ERROR: *** cfgtrace:
>         c=[/usr/local/etc/kamailio/__kamailio-advanced.cfg] l=863 a=24
>         n=has_totag
>         11(14926) DEBUG: siputils [checks.c:103]: has_totag(): no totag
>         11(14926) ERROR: *** cfgtrace:
>         c=[/usr/local/etc/kamailio/__kamailio-advanced.cfg] l=864 a=25
>         n=add_rr_param
>         11(14926) ERROR: *** cfgtrace:
>         c=[/usr/local/etc/kamailio/__kamailio-advanced.cfg] l=873 a=16 n=if
>         11(14926) ERROR: *** cfgtrace:
>         c=[/usr/local/etc/kamailio/__kamailio-advanced.cfg] l=867 a=24
>         n=is_reply
>         11(14926) ERROR: *** cfgtrace:
>         c=[/usr/local/etc/kamailio/__kamailio-advanced.cfg] l=873 a=2
>         n=return
>         11(14926) ERROR: *** cfgtrace:
>         c=[/usr/local/etc/kamailio/__kamailio-advanced.cfg] l=1009 a=16 n=if
>         11(14926) ERROR: *** cfgtrace:
>         c=[/usr/local/etc/kamailio/__kamailio-advanced.cfg] l=989 a=24
>         n=t_is_canceled
>         11(14926) DEBUG: tm [t_lookup.c:1071]: t_check_msg(): DEBUG:
>         t_check_msg: msg id=2 global id=2 T start=0x7f62174df4e0
>         11(14926) DEBUG: tm [t_lookup.c:1143]: t_check_msg(): DEBUG:
>         t_check_msg: T already found!
>         11(14926) DEBUG: tm [t_reply.c:1827]: relay_reply(): DEBUG:
>         relay_reply:
>         branch=0, save=0, relay=0 icode=0
>         11(14926) DEBUG: <core> [msg_translator.c:2007]:
>         generate_res_buf_from_sip_res(__):  old size: 397, new size: 305
>         11(14926) DEBUG: <core> [msg_translator.c:2025]:
>         generate_res_buf_from_sip_res(__): copied size: orig:125, new:
>         33, rest:
>         272 msg=
>         SIP/2.0 488 Not Acceptable Here
>         Via: SIP/2.0/WS
>         ebhg3v0qb6fm.invalid;rport=__1034;received=213.233.85.55
>         <tel:213.233.85.55>;branch=__z9hG4bK8048296
>         To: <sip:bob at 93.187.138.214 <mailto:sip%3Abob at 93.187.138.214>
>         <mailto:sip%3Abob at 93.187.138.__214
>         <mailto:sip%253Abob at 93.187.138.214>>>;tag=r6dc2287g9
>
>         From: "Alice Test" <sip:alice at 93.187.138.214
>         <mailto:sip%3Aalice at 93.187.138.214>
>         <mailto:sip%3Aalice at 93.187.__138.214
>         <mailto:sip%253Aalice at 93.187.138.214>>>;tag=trhh9viigs
>
>         Call-ID: fvgga4ikm8vrvuji0g0n
>         CSeq: 6228 INVITE
>         Content-Length: 0
>
>
>         11(14926) DEBUG: websocket [ws_frame.c:713]: ws_frame_transmit(): Tx
>         message:
>         SIP/2.0 488 Not Acceptable Here
>         Via: SIP/2.0/WS
>         ebhg3v0qb6fm.invalid;rport=__1034;received=213.233.85.55
>         <tel:213.233.85.55>;branch=__z9hG4bK8048296
>         To: <sip:bob at 93.187.138.214 <mailto:sip%3Abob at 93.187.138.214>
>         <mailto:sip%3Abob at 93.187.138.__214
>         <mailto:sip%253Abob at 93.187.138.214>>>;tag=r6dc2287g9
>
>         From: "Alice Test" <sip:alice at 93.187.138.214
>         <mailto:sip%3Aalice at 93.187.138.214>
>         <mailto:sip%3Aalice at 93.187.__138.214
>         <mailto:sip%253Aalice at 93.187.138.214>>>;tag=trhh9viigs
>
>         Call-ID: fvgga4ikm8vrvuji0g0n
>         CSeq: 6228 INVITE
>         Content-Length: 0
>
>
>         Thank you.
>
>         Best regards,
>         Mihai M
>
>
>         _________________________________________________
>         SIP Express Router (SER) and Kamailio (OpenSER) - sr-users
>         mailing list
>         sr-users at lists.sip-router.org <mailto:sr-users at lists.sip-router.org>
>         http://lists.sip-router.org/__cgi-bin/mailman/listinfo/sr-__users <http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users>
>
>
>     _________________________________________________
>     SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing list
>     sr-users at lists.sip-router.org <mailto:sr-users at lists.sip-router.org>
>     http://lists.sip-router.org/__cgi-bin/mailman/listinfo/sr-__users
>     <http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users>
>
>
>
>
> _______________________________________________
> SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing list
> sr-users at lists.sip-router.org
> http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users
>



More information about the sr-users mailing list