[Freeswitch-users] Strange media behavior on WebRTC

Sun Jun 8 17:15:52 MSD 2014

Also it's using sipjs.com not jssip.
On Jun 8, 2014 8:14 AM, "Anthony Minessale" <anthony.minessale at gmail.com>
wrote:

> 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
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>> http://www.freeswitch.org
>>
>>
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