Hello,

maybe you should play with kamailio master branch (which is in testing phase before becoming 4.2) -- there you have the rtpengine -- and see if you get it working. Once that, you can look at using an older version, knowing you have it working and be able to compare. As I needed latest features, whenever I needed webrtc gatewaying, I used devel branch of rtpengine module.

Cheers,
Daniel

On 16/09/14 14:24, Abhishek Saini wrote:
Hi Daniel,


I was able to solve a fraction of my problem, Actually, the github link had used rtpengine.so and i was using rptproxy-ng.so, there is a difference in the flag conventions between the two; i modified that to achieve a little progress.

Now, i am able to call on webrtc(firefox) from sip phone. However, after accepting call, there is no audio, and disconnecting the call from either end does not disconnect the call.

When i try to call from webrtc(firefox) to sip phone, there is no signalling at all, and the sip phone to webrtc calls can't connect after that. (I analyzed that mediaproxy-ng/rtpengine process terminates and has to be started again)

Following are the links to my latest kamailio.cfg file and port trace log of sip messages.
http://jmp.sh/o0apKgP
http://jmp.sh/HXnFRQj

I am clueless at the moment!

Regards,
Abhishek



On Tue, Sep 16, 2014 at 1:15 PM, Abhishek Saini <abhishek.sa...@enukesoftware.com <mailto:abhishek.sa...@enukesoftware.com>> wrote:

    Hi Daniel,

    Thanks for this.

    I took the entire config files and configured it as per my ips and
    ports, after doing that, still no call establishment(webrtc to
    classic sip phones and vice-versa). Following is what i get in
    kamailio.log:

    rtpp_test(): rtp proxy <udp:127.0.0.1:7722
    <http://127.0.0.1:7722>> found, support for it enabled
    ERROR: rtpproxy-ng [rtpproxy.c:1254]: rtpp_function_call():
    unknown option ` '
    ERROR: <script>: ==>
    duri=[sip:nudg.com:5060;lr;sipml5-outbound;transport=tcp]
    INFO: <script>: Request coming from WS
    ERROR: rtpproxy-ng [rtpproxy.c:1254]: rtpp_function_call():
    unknown option ` '
    INFO: <script>: Reply from softphone: 100

    And this SIP message:
    SIP/2.0 603 Failed to get local SDP.

    Regards,
    Abhishek




    On Mon, Sep 15, 2014 at 6:19 PM, Daniel-Constantin Mierla
    <mico...@gmail.com <mailto:mico...@gmail.com>> wrote:

        Hello,

        the reply code indicates that the media type is not supported,
        thus there has been no gatewaying between webrtc and classic
        rtp. Just replacing rtpproxy with rtpengine is not enough,
        there are different parameters that have to be provided.

        Searching on web, I see that Carlos has published a config for
        it, see:
        - https://github.com/caruizdiaz/kamailio-ws

        Cheers,
        Daniel


        On 15/09/14 12:58, Abhishek Saini wrote:
        Hi,

        I have successfully setup rtpproxy-ng kamailio module and
        mediaproxy-ng package on my ubuntu box. As suggested here:
        http://kamailio.org/docs/modules/devel/modules/rtpproxy-ng.html

        I have kept rtpproxy-ng's configuration same as the rtpproxy
        module, but still not able to connect the webrtc calls to
        classic sip phones (and vice-versa). Below is the sip message
        that is traced:


        SIP/2.0 488 Not acceptable here.
        Via: SIP/2.0/TCP
        54.191.193.xxx:5060;branch=z9hG4bK6745.f449086ab0b221d6173373c$
        Via: SIP/2.0/WS
        df7jal23ls0d.invalid;received=203.92.41.2;branch=z9hG4bKExDPMNb$
        From: "admin" <sip:ad...@abc.com
        <mailto:sip%3aad...@abc.com>>;tag=bzhwwG8nT2gFwwJgIyrz.
        To: <sip:h...@abc.com <mailto:sip%3ah...@abc.com>>;tag=OIllTQf.
        Call-ID: 31464f04-27e6-b11c-3a63-ba1d4d2d4d5a.
        CSeq: 65463 INVITE.
        User-Agent: LinphoneIPhone/2.2.1 (belle-sip/1.3.2).
        Supported: replaces, outbound.
        Content-Length: 0.

        Can you please let me know, what's going wrong and how can i
        proceed.

        Regards,
        Abhishek





-- Daniel-Constantin Mierla
        http://twitter.com/#!/miconda  <http://twitter.com/#%21/miconda>  
-http://www.linkedin.com/in/miconda
        Next Kamailio Advanced Trainings 2014 -http://www.asipto.com
        Sep 22-25, Berlin, Germany




--
Daniel-Constantin Mierla
http://twitter.com/#!/miconda - http://www.linkedin.com/in/miconda
Next Kamailio Advanced Trainings 2014 - http://www.asipto.com
Sep 22-25, Berlin, Germany

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