[Freeswitch-users] No audio when calling in via SIP phone

Tue Jul 29 21:57:06 MSD 2014

Hi,

Refer to this wiki page:  https://wiki.freeswitch.org/wiki/Firewall 

Good luck,
Robert

-----Original Message-----
From: Iqbal Abdullah [mailto:iqbal.b.abdullah at gmail.com] 
Sent: Tuesday, July 29, 2014 10:34 AM
To: FreeSWITCH Users Help
Subject: Re: [Freeswitch-users] No audio when calling in via SIP phone

Brian,

On 30 July 2014 00:06, Brian West <brian at freeswitch.org> wrote:
>
> On a hunch, I launched an instance, set the firewall up properly.  Checked out, built and installed FS, No issues at all. ;)  Just making sure someone else was reporting issues so I thought I would spin it up to double check a few things.

Thanks for looking it up. Can you tell me what ports of the firewall did you open up? Maybe that's the issue. I only have 5060 (and ssh) open by the way.

>
>
> On Tue, Jul 29, 2014 at 9:12 AM, Iqbal Abdullah <iqbal.b.abdullah at gmail.com> wrote:
>>
>> On 29 July 2014 21:54, Ben Langfeld <ben at langfeld.co.uk> wrote:
>> > Try explicitly answering the call before your <Speak/> action.
>>
>> Thanks Ben,
>>
>> I'm sorry but I do not see any explicit answer XML tag which I can 
>> use for Plivo.
>> What do you mean by explicitly answering the call before the Speak action?
>>
>> >
>> >
>> > On 29 July 2014 07:04, Iqbal Abdullah <iqbal.b.abdullah at gmail.com> wrote:
>> >>
>> >> Hello everyone,
>> >>
>> >> I have just gotten to know about FreeSWITCH and have tried 
>> >> installing it on a EC2 instance and in the process of trying out 
>> >> some examples. I am facing this issue of not being able to hear 
>> >> any sounds during a call I make to my FreeSWITCH system.
>> >>
>> >> My freeswitch system is the latest stable ver.1.4 and I followed 
>> >> the instructions to install from 
>> >> http://clintberry.com/2011/getting-started-with-plivo/
>> >>
>> >> via the installation script show on the site. I changed the 
>> >> installation script to use Slash and also 1.4 instead.
>> >>
>> >> One of the exercises is to pass an incoming call to plivo and make 
>> >> plivo return a <say> action, which for some reason is not reading 
>> >> back the text to me (no audio) when I call 1005 from using 
>> >> sflphone on my ubuntu.
>> >>
>> >> This is the log on freeswitch:
>> >>
>> >> 2014-07-29 18:01:12.581530 [NOTICE] switch_channel.c:1054 New 
>> >> Channel sofia/internal/1000 at xxxxxxxxxx.amazonaws.com
>> >> [5650b3dd-1519-4c6f-b720-d4d3a8a65c5c]
>> >> 2014-07-29 18:01:12.681534 [INFO] mod_dialplan_xml.c:558 
>> >> Processing
>> >> 1000 <1000>->1005 in context default
>> >> 2014-07-29 18:01:12.681534 [WARNING] switch_core_session.c:1554 
>> >> sofia/internal/1000 at xxxxxxxxxx.amazonaws.com using scheduler due 
>> >> to bypass media or media is not established.
>> >> 2014-07-29 18:01:12.733800 [NOTICE] sofia_media.c:92 Pre-Answer 
>> >> sofia/internal/1000 at xxxxxxxxxx.amazonaws.com!
>> >> 2014-07-29 18:01:12.733800 [NOTICE] mod_dptools.c:1258 Channel 
>> >> [sofia/internal/1000 at xxxxxxxxxx.amazonaws.com] has been answered
>> >> 2014-07-29 18:01:14.121516 [NOTICE] mod_dptools.c:1232 Hangup 
>> >> sofia/internal/1000 at xxxxxxxxxx.amazonaws.com [CS_RESET] 
>> >> [NORMAL_CLEARING]
>> >> 2014-07-29 18:01:14.141502 [NOTICE] switch_core_session.c:1632 
>> >> Session
>> >> 1 (sofia/internal/1000 at xxxxxxxxxx.amazonaws.com) Ended
>> >> 2014-07-29 18:01:14.141502 [NOTICE] switch_core_session.c:1636 
>> >> Close Channel sofia/internal/1000 at xxxxxxxxxx.amazonaws.com 
>> >> [CS_DESTROY]
>> >>
>> >> I can see that plivo is correctly calling the XML I have placed, 
>> >> as this is the log I see on my web server:
>> >>
>> >> [29/Jul/2014 01:59:13] "GET
>> >>
>> >> /answer/?To=1005&Direction=inbound&From=1000&CallerName=1000&CallU
>> >> UID=b74c06be-f4e9-4830-af68-e424b3b31e1c&CallStatus=ringing
>> >> HTTP/1.1" 200 93
>> >> [29/Jul/2014 01:59:14] "GET
>> >>
>> >> /answer/?To=1005&Direction=inbound&From=1000&CallUUID=b74c06be-f4e
>> >> 9-4830-af68-e424b3b31e1c&HangupCause=NORMAL_CLEARING&CallStatus=co
>> >> mpleted
>> >> HTTP/1.1" 200 93
>> >>
>> >> This is the XML I have prepared to test plivo:
>> >>
>> >> <?xml version="1.0" encoding="UTF-8" ?> <Response>
>> >>   <Speak>Hello World</Speak>
>> >> </Response>
>> >>
>> >>
>> >> And this is default.xml on freeswitch which forward any calls to 1005 to
>> >> plivo:
>> >>
>> >> <include>
>> >>   <context name="default">
>> >>
>> >>     <!--
>> >>      This extension allows calling any digits of number
>> >>      freeswitch will call plivo outbound server on every incoming call
>> >>     -->
>> >>     <extension name="plivo">
>> >>         <condition field="destination_number" expression="^1005">
>> >>             <action application="enable_heartbeat" data="60"/>
>> >>             <action application="socket" data="127.0.0.1:8084 async
>> >> full"/>
>> >>         </condition>
>> >>     </extension>
>> >> ....
>> >> ....
>> >> </include>
>> >>
>> >> I have read that NAT issues might be causing a no-audio issue, but I
>> >> am not sure and do not know how to tell if this is the issue. The only
>> >> thing which look strange is the logs on freeswitch saying:
>> >>
>> >> 2014-07-29 18:01:12.681534 [WARNING] switch_core_session.c:1554
>> >> sofia/internal/1000 at xxxxxxxxxx.amazonaws.com using scheduler due to
>> >> bypass media or media is not established.
>> >>
>> >> but what does that mean?
>> >>
>> >> _________________________________________________________________________
>> >> 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
>> >
>>
>> _________________________________________________________________________
>> 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
>
>
>
>
> --
>
> Brian West
> brian at freeswitch.org
>
>
> Twitter: @FreeSWITCH , @briankwest
> http://www.freeswitchbook.com
> http://www.freeswitchcookbook.com
>
> T:+19184209001 | F:+19184209002 | M:+1918424WEST (9378)
> iNUM:+883 5100 1420 9001 | ISN:410*543 | Skype:briankwest
>
>
> _________________________________________________________________________
> 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
>