On Thu, Jul 4, 2013 at 6:58 PM, Iwan Budi Kusnanto <[email protected]> wrote:

> On Fri, Jul 5, 2013 at 4:55 AM, Randell Jesup <[email protected]> wrote:
> > On 7/4/2013 3:36 PM, Iwan Budi Kusnanto wrote:
> >>
> >> Hi,
> >>
> >> I have tried to make a call from Firefox beta 23 to FreeSWITCH and SIP
> >> phone connected to FreeSWITCH.
> >> It works fine, thanks for the great work!
> >>
> >> When calling firefox from FreeSWITCH or SIP phone connected to
> >> FreeSWITCH, it gives me no audio.
> >> After some investigation, i found that there is crypto tag in SDP from
> >> freeswitch.
> >> I guess it might be one of the reasons for no audio issue.
> >
> >
> > The logging ekr suggested will help.  I *suspect* that when Freeswitch
> > initiates the call, it isn't properly handling answers without SDES
> > (a=crypto).  Note: FF does not support SDES, only DTLS-SRTP, and we do
> not
> > plan to support SDES due to security concerns.  Note: Freeswitch must
> have
> > support for DTLS-SRTP for calls initiated by Firefox to work, but there
> may
> > be a problem with them not properly handling the negotiation.
> >
> > The logs will tell us more, as would any detailed logs available from
> > Freeswitch.  You should also check with them.
> >
>
>
> I have checked with them, but only asking why there is crypto tag in
> their DTLS SDP.
> I will check with them more.
>

No doubt because they are offering both ICE and DTLS.



> I attached firefox log with mtransport, signaling, and mediapipeline
> debugging enabled.
>
> I found this line
> 2020581760[100565070]: [main|PeerConnectionImpl]
> PeerConnectionImpl.cpp:294: : **** UNHANDLED CALL STATE : 5
> (CONNECTED)
> Is it some problem?
>
>
> I found this error in freeswitch log. There are many lines, i only
> copied two lines. So, there is DTLS issue here.
>

That's not  clear. It could be an ICE error or something else.

Please run the same test with a debug build. That should have more logging.

-Ekr

>
>
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