[Freeswitch-users] Bridge problem from outbound socket

[Steven Ayre]

Does the same thing happen if you call the bridge app from the diaplan
directly? It's unlikely it's anything specific to the event socket.

Usually one way audio is due to NAT and one of the phones not handling NAT
traversal correctly.

-Steve



On 2 March 2013 11:06, Denis Gasparin <denis.gasparin at edistar.com> wrote:

> Hi.
>
> We call an extension called "netcat" which is configured in this way:
>
> <extension name="netcat">
>         <condition field="context" expression="public"/>
>         <condition field="destination_number" expression="^netcat$">
>                 <action application="log" data="INFO extension netcat"/>
>                 <action application="socket" data="127.0.0.1:8085 async
> full"/>
>         </condition>
> </extension>
>
> The inbound call is correctly routed to a netcat socket listening on
> localhost:8085.
>
> When I get the socket connect, I issue the following commands:
>
> connect
> ...
> sendmsg
> call-command: execute
> execute-app-name: answer
> ...
>
> sendmsg
> call-command: execute
> execute-app-name: bridge
> execute-app-arg: sofia/external/external_number at external_domain
>
> The bridge is done correctly but the media stream is not bidirectional:
>
>    - Aleg can listen Bleg
>    - Bleg can speak but doesn't hear Aleg
>
> The strange thing is that if I put on hold and unhold Aleg with:
>
> sendmsg
> call-command: execute
> execute-app-name: hold
> ..
> sendmsg
> call-command: execute
> execute-app-name: unhold
>
> the media stream is recovered correctly: Aleg and Bleg can speak/listen
> each other.
>
> I attach pastebin for completeness:
>
>    - Freeswitch log: http://pastebin.freeswitch.org/pastebin.php?dl=20656
>    - Outbound socket log:
>    http://pastebin.freeswitch.org/pastebin.php?dl=20657
>
>
> Thank you for your help.
> Denis Gasparin
>
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