Sorry without seeing specific configs and logs I have no other ideas. It took 
us a while to track this one down.

On Saturday, September 28, 2013 11:22:42 AM UTC-4, Iwan Budi Kusnanto wrote:
> On Wed, Sep 11, 2013 at 10:26 PM, <[email protected]> wrote:
> 
> 
> 
> > Hi All,
> 
> >
> 
> > I have tracked down our issue to a parameter in the Freeswitch Sofia
> 
> > module. In the sip profile it must have <param name="rtp-timer-name"
> 
> > value="soft"/>. The Freeswitch default value is none. This will cause non
> 
> > rtcp mux (firefox by default) to fail. After setting this timer Firefox
> 
> > worked as it should. The sample config that is provided by Freeswitch
> 
> > includes this variable and sets it to soft. I hope this helps.
> 
> >
> 
> >
> 
> 
> 
> Hi Eric,
> 
> I checked my FreeSWITCH config and it already has <param
> 
> name="rtp-timer-name" value="soft"/> in it's sip profile.
> 
> Any other idea?
> 
> 
> 
> 
> 
> >
> 
> > On Friday, August 2, 2013 9:57:39 AM UTC-4, [email protected] wrote:
> 
> > > Hi Karl,
> 
> > >
> 
> > >
> 
> > >
> 
> > > I am having the exact same issue. However I think that the issue is on
> 
> > the freeswitch side. I have been trying to debug it from freeswitch and
> 
> > think I may be close in the switch_rtp.c file.
> 
> > >
> 
> > >
> 
> > >
> 
> > > On Wednesday, July 31, 2013 5:04:55 PM UTC-4, [email protected] wrote:
> 
> > >
> 
> > > > On Friday, July 5, 2013 7:27:07 AM UTC-5, Randell Jesup wrote:
> 
> > >
> 
> > > >
> 
> > >
> 
> > > > > On 7/5/2013 3:54 AM, Iwan Budi Kusnanto wrote:
> 
> > >
> 
> > > >
> 
> > >
> 
> > > > >
> 
> > >
> 
> > > >
> 
> > >
> 
> > > > > > On Fri, Jul 5, 2013 at 11:01 AM, Eric Rescorla <[email protected]>
> 
> > wrote:
> 
> > >
> 
> > > >
> 
> > >
> 
> > > > >
> 
> > >
> 
> > > >
> 
> > >
> 
> > > > > >> Also, please add "timestamp" to the list of NSPR_LOG_MODULES
> 
> > >
> 
> > > >
> 
> > >
> 
> > > > >
> 
> > >
> 
> > > >
> 
> > >
> 
> > > > > >
> 
> > >
> 
> > > >
> 
> > >
> 
> > > > >
> 
> > >
> 
> > > >
> 
> > >
> 
> > > > > > I attached firefox log with timestamp. Please wait for pcap files.
> 
> > >
> 
> > > >
> 
> > >
> 
> > > > >
> 
> > >
> 
> > > >
> 
> > >
> 
> > > > > >
> 
> > >
> 
> > > >
> 
> > >
> 
> > > > >
> 
> > >
> 
> > > >
> 
> > >
> 
> > > > > > I found another error message on both logs.
> 
> > >
> 
> > > >
> 
> > >
> 
> > > > >
> 
> > >
> 
> > > >
> 
> > >
> 
> > > > > >
> 
> > >
> 
> > > >
> 
> > >
> 
> > > > >
> 
> > >
> 
> > > >
> 
> > >
> 
> > > > > > In FS (freeswitch) log, there is no message that it has received
> 
> > RTCP
> 
> > >
> 
> > > >
> 
> > >
> 
> > > > >
> 
> > >
> 
> > > >
> 
> > >
> 
> > > > > > packet. There is such message with chrome.
> 
> > >
> 
> > > >
> 
> > >
> 
> > > > >
> 
> > >
> 
> > > >
> 
> > >
> 
> > > > > >
> 
> > >
> 
> > > >
> 
> > >
> 
> > > > >
> 
> > >
> 
> > > >
> 
> > >
> 
> > > > > > There are also error messages regarding RTCP in FF (firefox) log:
> 
> > >
> 
> > > >
> 
> > >
> 
> > > > >
> 
> > >
> 
> > > >
> 
> > >
> 
> > > > > > -  Error unprotecting SRTCP packet
> 
> > >
> 
> > > >
> 
> > >
> 
> > > > >
> 
> > >
> 
> > > >
> 
> > >
> 
> > > > > > - Couldn't write RTCP packet; SRTCP not set up yet
> 
> > >
> 
> > > >
> 
> > >
> 
> > > > >
> 
> > >
> 
> > > >
> 
> > >
> 
> > > > >
> 
> > >
> 
> > > >
> 
> > >
> 
> > > > >
> 
> > >
> 
> > > >
> 
> > >
> 
> > > > > The RTCP DTLS-SRTP flow is eventually ready ready (around 2.5 seconds
> 
> > >
> 
> > > >
> 
> > >
> 
> > > > >
> 
> > >
> 
> > > >
> 
> > >
> 
> > > > > after createAnswer()/etc), and we start trying to deliver them.
> 
> >  But, as
> 
> > >
> 
> > > >
> 
> > >
> 
> > > > >
> 
> > >
> 
> > > >
> 
> > >
> 
> > > > > you note, they fail to be decoded, which implies either a bug in
> 
> > their
> 
> > >
> 
> > > >
> 
> > >
> 
> > > > >
> 
> > >
> 
> > > >
> 
> > >
> 
> > > > > DTLS-SRTP key extraction code (like using the SDES key by mistake),
> 
> > or
> 
> > >
> 
> > > >
> 
> > >
> 
> > > > >
> 
> > >
> 
> > > >
> 
> > >
> 
> > > > > incorrect settings for SRTP (auth tag size, etc).  We are sending
> 
> > RTCP
> 
> > >
> 
> > > >
> 
> > >
> 
> > > > >
> 
> > >
> 
> > > >
> 
> > >
> 
> > > > > packets; the problems suggested above would likely mean they'd fail
> 
> > to
> 
> > >
> 
> > > >
> 
> > >
> 
> > > > >
> 
> > >
> 
> > > >
> 
> > >
> 
> > > > > decrypt ours, but they may not log it.
> 
> > >
> 
> > > >
> 
> > >
> 
> > > > >
> 
> > >
> 
> > > >
> 
> > >
> 
> > > > >
> 
> > >
> 
> > > >
> 
> > >
> 
> > > > >
> 
> > >
> 
> > > >
> 
> > >
> 
> > > > > Equally worrisome is that I don't see the rtp DTLS connection finish
> 
> > >
> 
> > > >
> 
> > >
> 
> > > > >
> 
> > >
> 
> > > >
> 
> > >
> 
> > > > > opening (no SSL handshake completed log message).
> 
> > >
> 
> > > >
> 
> > >
> 
> > > > >
> 
> > >
> 
> > > >
> 
> > >
> 
> > > > >
> 
> > >
> 
> > > >
> 
> > >
> 
> > > > >
> 
> > >
> 
> > > >
> 
> > >
> 
> > > > > --
> 
> > >
> 
> > > >
> 
> > >
> 
> > > > >
> 
> > >
> 
> > > >
> 
> > >
> 
> > > > > Randell Jesup
> 
> > >
> 
> > > >
> 
> > >
> 
> > > >
> 
> > >
> 
> > > >
> 
> > >
> 
> > > > Randell, All:
> 
> > >
> 
> > > >
> 
> > >
> 
> > > >
> 
> > >
> 
> > > >
> 
> > >
> 
> > > > Was there a final resolution to this issue?  I am seeing a similar
> 
> > issue and it seems that the DTLS client (Firefox) is never initiating the
> 
> > DTLS 'Client Hello' towards the DTLS server (Freeswitch).  I am using
> 
> > sipML5 as the SOW for my WebRTC client.  Any help would be appreciated.
> 
> > >
> 
> > > >
> 
> > >
> 
> > > >
> 
> > >
> 
> > > >
> 
> > >
> 
> > > > Karl
> 
> > _______________________________________________
> 
> > dev-media mailing list
> 
> > [email protected]
> 
> > https://lists.mozilla.org/listinfo/dev-media
> 
> >
> 
> 
> 
> 
> 
> 
> 
> -- 
> 
> Iwan Budi Kusnanto

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