[Freeswitch-users] Strange media behavior on WebRTC

Sun Jun 8 17:14:14 MSD 2014

Debian 7 on proxmox vm.
 On Jun 6, 2014 10:18 PM, "Oleg Stolyar" <olegstolyar at gmail.com> wrote:

> Anthony,
>
> Another update - I thought that the only thing my original installation
> and the Debian VM had in common was that both were VMs.  So I went ahead
> and installed FreeSWITCH on my local Windows machine.  Same problem is
> happening here as well.
>
> I am extremely curious what's different between your installation and my
> three setups (CentOS, Debian and Windows) that accounts for the difference
> in this behavior.  Could you tell me what machine/OS you are using?
>
>
> On Fri, Jun 6, 2014 at 1:06 PM, Oleg Stolyar <olegstolyar at gmail.com>
> wrote:
>
>> Hi Anthony,
>>
>> I dug further and I can reproduce the issue on a completely different VM
>> (Debian on Windows host).  I installed the latest FS master and even
>> switched to the vanilla conf to eliminate the possibility of my config
>> causing this issue.
>>
>> It's still happening.  If you have time to look into this some more, I'll
>> be happy to upload my whole VM for someone to take a look at.
>>
>>
>> On Wed, Jun 4, 2014 at 4:50 PM, Oleg Stolyar <olegstolyar at gmail.com>
>> wrote:
>>
>>> Yep it's the same.
>>>
>>> Thank you
>>> Oleg
>>> On Jun 4, 2014 4:05 PM, "Anthony Minessale" <anthony.minessale at gmail.com>
>>> wrote:
>>>
>>>> What if you play an audio file? is it the same?
>>>> I can only guess really.
>>>>
>>>>
>>>>
>>>> On Wed, Jun 4, 2014 at 10:25 AM, Oleg Stolyar <olegstolyar at gmail.com>
>>>> wrote:
>>>>
>>>>> I tried this:
>>>>>         <action application="set" data="timer_name=soft"/>
>>>>>         <action application="playback"
>>>>> data="tone_stream://%(1000,0,600)" />
>>>>>
>>>>> Didn't help unfortunately (unless this is the wrong syntax for setting
>>>>> the variable).  Completely agreed on the AWS instances - in fact we started
>>>>> on an older m1 instance and the voice quality was pretty bad and there were
>>>>> frequent delays.  Then we switch to an m3 and it was much better.
>>>>>
>>>>> Any advice on setting enter-sound per member?  Or setting a
>>>>> no-enter-sound flag - similar to the nomoh flag?
>>>>>
>>>>>
>>>>>
>>>>> On Wed, Jun 4, 2014 at 7:39 AM, Anthony Minessale <
>>>>> anthony.minessale at gmail.com> wrote:
>>>>>
>>>>>> Try setting the channel var timer_name=soft before playing the beep.
>>>>>>  It may be jittery media flow causing your problem.
>>>>>> My only advice on amazon is use the more expensive one because the
>>>>>> lower cost ones are not reliable for cpu time.
>>>>>>
>>>>>>
>>>>>>
>>>>>> On Tue, Jun 3, 2014 at 10:30 PM, Oleg Stolyar <olegstolyar at gmail.com>
>>>>>> wrote:
>>>>>>
>>>>>>> OK, thanks.  It's still happening with the latest master, so I have
>>>>>>> to assume that this is something to do with the AWS VMs.  It would not be
>>>>>>> the first time strange things happen there.
>>>>>>>
>>>>>>> I was trying to work around the problem and noticed that if instead
>>>>>>> of playing the beep using playback app before placing the user into the
>>>>>>> conference, I make the beep the enter-sound of the conference, the problem
>>>>>>> does not happen.
>>>>>>>
>>>>>>> However, I need to only play this sound for users joining the
>>>>>>> conference from one dialplan but not from another.  I cannot find a way to
>>>>>>> do it.  I looked at
>>>>>>> <action application="set"
>>>>>>> data="conference_enter_sound=silence_stream://10"/>
>>>>>>> but it changes the enter sound for the conference for everyone, so
>>>>>>> anyone entering after the user who set this up will hear the same sound.
>>>>>>>
>>>>>>> Is there a way to assign conference params per user (like member
>>>>>>> flags)?
>>>>>>>
>>>>>>>
>>>>>>> On Tue, Jun 3, 2014 at 12:25 PM, Anthony Minessale <
>>>>>>> anthony.minessale at gmail.com> wrote:
>>>>>>>
>>>>>>>> If you opt to use master, ALWAYS use latest master since that is
>>>>>>>> the nature of master.  I have no idea if your problem is related to those
>>>>>>>> things but the server I pointed you to test is running basically latest
>>>>>>>> master.
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>> On Tue, Jun 3, 2014 at 2:07 PM, Oleg Stolyar <olegstolyar at gmail.com
>>>>>>>> > wrote:
>>>>>>>>
>>>>>>>>> Thanks Anthony!
>>>>>>>>>
>>>>>>>>> I tried adding this var and also tried uncommenting the
>>>>>>>>> suppress_cng line in my sip profile.  It did not seem to make a difference.
>>>>>>>>>  I pointed my client code to your sample and it worked fine - no noise, so
>>>>>>>>> it's not a problem with the client side.
>>>>>>>>>
>>>>>>>>> Do I need to upgrade to the latest master?  I am using master from
>>>>>>>>> 5/22 version 1.5.13b
>>>>>>>>>
>>>>>>>>> Would it help if gave you my test ws server and sip address so you
>>>>>>>>> could reproduce this?
>>>>>>>>>
>>>>>>>>> Is it possible that the problem is with my AWS instance or CentOS
>>>>>>>>> 5.9?
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> On Tue, Jun 3, 2014 at 11:23 AM, Anthony Minessale <
>>>>>>>>> anthony.minessale at gmail.com> wrote:
>>>>>>>>>
>>>>>>>>>> I set up your test ext here:
>>>>>>>>>> https://webrtc.freeswitch.org/sipjs/index.html#8765
>>>>>>>>>>
>>>>>>>>>> And it seems to work.
>>>>>>>>>>
>>>>>>>>>> Try this in vars.xml
>>>>>>>>>>
>>>>>>>>>> <X-PRE-PROCESS cmd="set" data="suppress_cng=true"/>
>>>>>>>>>>
>>>>>>>>>> I don't think the silence suppression works very well in the
>>>>>>>>>> browser.
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> On Mon, Jun 2, 2014 at 7:23 AM, Oleg Stolyar <
>>>>>>>>>> olegstolyar at gmail.com> wrote:
>>>>>>>>>>
>>>>>>>>>>> In case it was not clear from the previous email - this only
>>>>>>>>>>> happens with conferences.  If after the beep, instead of placing the call
>>>>>>>>>>> into a conference, I just play some music, there are no problems.
>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>> On Sat, May 31, 2014 at 5:46 PM, Oleg Stolyar <
>>>>>>>>>>> olegstolyar at gmail.com> wrote:
>>>>>>>>>>>
>>>>>>>>>>>> Hi guys,
>>>>>>>>>>>>
>>>>>>>>>>>> I am connecting to FreeSWITCH using WebRTC and after a user
>>>>>>>>>>>> calls in, I play a beep and put them into a conference.  Two strange things
>>>>>>>>>>>> happen after that:
>>>>>>>>>>>>
>>>>>>>>>>>> 1. There is a noise in the user's leg that someone described
>>>>>>>>>>>> like a wind in the tunnel.  The noise lasts for several seconds, then the
>>>>>>>>>>>> user can hear the hold music.  The noise does not seem to happen if I don't
>>>>>>>>>>>> play the beep before the conference.
>>>>>>>>>>>>
>>>>>>>>>>>> 2. About 3 seconds into the call, there is another very short
>>>>>>>>>>>> beep - like a small portion of the original beep that the user hears.
>>>>>>>>>>>>
>>>>>>>>>>>> This absolutely does not happen with softphones - only with
>>>>>>>>>>>> WebRTC.  I tried it with Chrome and Opera - same thing is happening on both.
>>>>>>>>>>>>
>>>>>>>>>>>> I tried increasing the answer delay from 2 seconds to 3 and the
>>>>>>>>>>>> noise now happens more rarely but the extra beep is still there almost
>>>>>>>>>>>> every time.  I am using JsSIP 3.0 but since it only handles signalling I
>>>>>>>>>>>> don't think the problem is with the JS library.
>>>>>>>>>>>>
>>>>>>>>>>>> Has anyone run into this?  Any advice?
>>>>>>>>>>>>
>>>>>>>>>>>> Here is the relevant excerpt from my dialplan.
>>>>>>>>>>>>
>>>>>>>>>>>> <condition field="destination_number" expression="^conf-(\S+)$">
>>>>>>>>>>>>         <action application="set" data="answer_delay=3000"/>
>>>>>>>>>>>>       <action application="answer"/>
>>>>>>>>>>>>         <action application="playback"
>>>>>>>>>>>> data="tone_stream://%(1000,0,600)" />
>>>>>>>>>>>>         <action application="conference" data="$1 at default"/>
>>>>>>>>>>>> </condition>
>>>>>>>>>>>>
>>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>> _________________________________________________________________________
>>>>>>>>>>> Professional FreeSWITCH Consulting Services:
>>>>>>>>>>> consulting at freeswitch.org
>>>>>>>>>>> http://www.freeswitchsolutions.com
>>>>>>>>>>>
>>>>>>>>>>> 
>>>>>>>>>>> 
>>>>>>>>>>>
>>>>>>>>>>> Official FreeSWITCH Sites
>>>>>>>>>>> http://www.freeswitch.org
>>>>>>>>>>> http://wiki.freeswitch.org
>>>>>>>>>>> http://www.cluecon.com
>>>>>>>>>>>
>>>>>>>>>>> FreeSWITCH-users mailing list
>>>>>>>>>>> FreeSWITCH-users at lists.freeswitch.org
>>>>>>>>>>> http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
>>>>>>>>>>> UNSUBSCRIBE:
>>>>>>>>>>> http://lists.freeswitch.org/mailman/options/freeswitch-users
>>>>>>>>>>> http://www.freeswitch.org
>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> --
>>>>>>>>>> Anthony Minessale II       ♬ @anthmfs  ♬ @FreeSWITCH  ♬
>>>>>>>>>>
>>>>>>>>>> ☞ http://freeswitch.org/  ☞ http://cluecon.com/  ☞
>>>>>>>>>> http://twitter.com/FreeSWITCH
>>>>>>>>>> ☞ irc.freenode.net #freeswitch ☞ *http://freeswitch.org/g+
>>>>>>>>>> <http://freeswitch.org/g+>*
>>>>>>>>>>
>>>>>>>>>> ClueCon Weekly Development Call
>>>>>>>>>> ☎ sip:888 at conference.freeswitch.org  ☎ +19193869900
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> _________________________________________________________________________
>>>>>>>>>> Professional FreeSWITCH Consulting Services:
>>>>>>>>>> consulting at freeswitch.org
>>>>>>>>>> http://www.freeswitchsolutions.com
>>>>>>>>>>
>>>>>>>>>> 
>>>>>>>>>> 
>>>>>>>>>>
>>>>>>>>>> Official FreeSWITCH Sites
>>>>>>>>>> http://www.freeswitch.org
>>>>>>>>>> http://wiki.freeswitch.org
>>>>>>>>>> http://www.cluecon.com
>>>>>>>>>>
>>>>>>>>>> FreeSWITCH-users mailing list
>>>>>>>>>> FreeSWITCH-users at lists.freeswitch.org
>>>>>>>>>> http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
>>>>>>>>>> UNSUBSCRIBE:
>>>>>>>>>> http://lists.freeswitch.org/mailman/options/freeswitch-users
>>>>>>>>>> http://www.freeswitch.org
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> _________________________________________________________________________
>>>>>>>>> Professional FreeSWITCH Consulting Services:
>>>>>>>>> consulting at freeswitch.org
>>>>>>>>> http://www.freeswitchsolutions.com
>>>>>>>>>
>>>>>>>>> 
>>>>>>>>> 
>>>>>>>>>
>>>>>>>>> Official FreeSWITCH Sites
>>>>>>>>> http://www.freeswitch.org
>>>>>>>>> http://wiki.freeswitch.org
>>>>>>>>> http://www.cluecon.com
>>>>>>>>>
>>>>>>>>> FreeSWITCH-users mailing list
>>>>>>>>> FreeSWITCH-users at lists.freeswitch.org
>>>>>>>>> http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
>>>>>>>>> UNSUBSCRIBE:
>>>>>>>>> http://lists.freeswitch.org/mailman/options/freeswitch-users
>>>>>>>>> http://www.freeswitch.org
>>>>>>>>>
>>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>> --
>>>>>>>> Anthony Minessale II       ♬ @anthmfs  ♬ @FreeSWITCH  ♬
>>>>>>>>
>>>>>>>> ☞ http://freeswitch.org/  ☞ http://cluecon.com/  ☞
>>>>>>>> http://twitter.com/FreeSWITCH
>>>>>>>> ☞ irc.freenode.net #freeswitch ☞ *http://freeswitch.org/g+
>>>>>>>> <http://freeswitch.org/g+>*
>>>>>>>>
>>>>>>>> ClueCon Weekly Development Call
>>>>>>>> ☎ sip:888 at conference.freeswitch.org  ☎ +19193869900
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>> _________________________________________________________________________
>>>>>>>> Professional FreeSWITCH Consulting Services:
>>>>>>>> consulting at freeswitch.org
>>>>>>>> http://www.freeswitchsolutions.com
>>>>>>>>
>>>>>>>> 
>>>>>>>> 
>>>>>>>>
>>>>>>>> Official FreeSWITCH Sites
>>>>>>>> http://www.freeswitch.org
>>>>>>>> http://wiki.freeswitch.org
>>>>>>>> http://www.cluecon.com
>>>>>>>>
>>>>>>>> FreeSWITCH-users mailing list
>>>>>>>> FreeSWITCH-users at lists.freeswitch.org
>>>>>>>> http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
>>>>>>>> UNSUBSCRIBE:
>>>>>>>> http://lists.freeswitch.org/mailman/options/freeswitch-users
>>>>>>>> http://www.freeswitch.org
>>>>>>>>
>>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> _________________________________________________________________________
>>>>>>> Professional FreeSWITCH Consulting Services:
>>>>>>> consulting at freeswitch.org
>>>>>>> http://www.freeswitchsolutions.com
>>>>>>>
>>>>>>> 
>>>>>>> 
>>>>>>>
>>>>>>> Official FreeSWITCH Sites
>>>>>>> http://www.freeswitch.org
>>>>>>> http://wiki.freeswitch.org
>>>>>>> http://www.cluecon.com
>>>>>>>
>>>>>>> FreeSWITCH-users mailing list
>>>>>>> FreeSWITCH-users at lists.freeswitch.org
>>>>>>> http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
>>>>>>> UNSUBSCRIBE:
>>>>>>> http://lists.freeswitch.org/mailman/options/freeswitch-users
>>>>>>> http://www.freeswitch.org
>>>>>>>
>>>>>>>
>>>>>>
>>>>>>
>>>>>> --
>>>>>> Anthony Minessale II       ♬ @anthmfs  ♬ @FreeSWITCH  ♬
>>>>>>
>>>>>> ☞ http://freeswitch.org/  ☞ http://cluecon.com/  ☞
>>>>>> http://twitter.com/FreeSWITCH
>>>>>> ☞ irc.freenode.net #freeswitch ☞ *http://freeswitch.org/g+
>>>>>> <http://freeswitch.org/g+>*
>>>>>>
>>>>>> ClueCon Weekly Development Call
>>>>>> ☎ sip:888 at conference.freeswitch.org  ☎ +19193869900
>>>>>>
>>>>>>
>>>>>>
>>>>>> _________________________________________________________________________
>>>>>> Professional FreeSWITCH Consulting Services:
>>>>>> consulting at freeswitch.org
>>>>>> http://www.freeswitchsolutions.com
>>>>>>
>>>>>> 
>>>>>> 
>>>>>>
>>>>>> Official FreeSWITCH Sites
>>>>>> http://www.freeswitch.org
>>>>>> http://wiki.freeswitch.org
>>>>>> http://www.cluecon.com
>>>>>>
>>>>>> FreeSWITCH-users mailing list
>>>>>> FreeSWITCH-users at lists.freeswitch.org
>>>>>> http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
>>>>>> UNSUBSCRIBE:
>>>>>> http://lists.freeswitch.org/mailman/options/freeswitch-users
>>>>>> http://www.freeswitch.org
>>>>>>
>>>>>>
>>>>>
>>>>>
>>>>> _________________________________________________________________________
>>>>> Professional FreeSWITCH Consulting Services:
>>>>> consulting at freeswitch.org
>>>>> http://www.freeswitchsolutions.com
>>>>>
>>>>> 
>>>>> 
>>>>>
>>>>> Official FreeSWITCH Sites
>>>>> http://www.freeswitch.org
>>>>> http://wiki.freeswitch.org
>>>>> http://www.cluecon.com
>>>>>
>>>>> FreeSWITCH-users mailing list
>>>>> FreeSWITCH-users at lists.freeswitch.org
>>>>> http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
>>>>> UNSUBSCRIBE:
>>>>> http://lists.freeswitch.org/mailman/options/freeswitch-users
>>>>> http://www.freeswitch.org
>>>>>
>>>>>
>>>>
>>>>
>>>> --
>>>> Anthony Minessale II       ♬ @anthmfs  ♬ @FreeSWITCH  ♬
>>>>
>>>> ☞ http://freeswitch.org/  ☞ http://cluecon.com/  ☞
>>>> http://twitter.com/FreeSWITCH
>>>> ☞ irc.freenode.net #freeswitch ☞ *http://freeswitch.org/g+
>>>> <http://freeswitch.org/g+>*
>>>>
>>>> ClueCon Weekly Development Call
>>>> ☎ sip:888 at conference.freeswitch.org  ☎ +19193869900
>>>>
>>>>
>>>>
>>>> _________________________________________________________________________
>>>> Professional FreeSWITCH Consulting Services:
>>>> consulting at freeswitch.org
>>>> http://www.freeswitchsolutions.com
>>>>
>>>> 
>>>> 
>>>>
>>>> Official FreeSWITCH Sites
>>>> http://www.freeswitch.org
>>>> http://wiki.freeswitch.org
>>>> http://www.cluecon.com
>>>>
>>>> FreeSWITCH-users mailing list
>>>> FreeSWITCH-users at lists.freeswitch.org
>>>> http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
>>>> UNSUBSCRIBE:
>>>> http://lists.freeswitch.org/mailman/options/freeswitch-users
>>>> http://www.freeswitch.org
>>>>
>>>>
>>
>
> _________________________________________________________________________
> Professional FreeSWITCH Consulting Services:
> consulting at freeswitch.org
> http://www.freeswitchsolutions.com
>
> 
> 
>
> Official FreeSWITCH Sites
> http://www.freeswitch.org
> http://wiki.freeswitch.org
> http://www.cluecon.com
>
> FreeSWITCH-users mailing list
> FreeSWITCH-users at lists.freeswitch.org
> http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
> UNSUBSCRIBE:http://lists.freeswitch.org/mailman/options/freeswitch-users
> http://www.freeswitch.org
>
>
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