[Freeswitch-users] Asterisk dial status

[Gavin Henry]

Why not bgapi and listen for the CHANNEL_ANSWER event?

On 25 July 2011 19:36, Michael Collins <msc at freeswitch.org> wrote:

>
>
> On Mon, Jul 25, 2011 at 10:56 AM, Sam <lakersman2006 at yahoo.com> wrote:
>
>> What I want to do is play different sound files back to the caller when
>> the call is NO_ANSWER, BUSY, etc. So I don't think your suggestion would
>> work.
>>
> I think maybe you have a case of "Asteriskitis" in all this. :)
>
> FreeSWITCH makes it easy to do this without actually checking the dial
> status. The only thing you need to do is come up with a dialplan extension
> that handles the various failure notifications to the caller. Consider an
> extremely simple case:
>
> <extension name="bridge_with_failover">
>   <condition field="destination_number" expression="1?(\d{10})">
>     <action application="set" data="hangup_after_bridge=false"/>
>     <action application="set"
> data="continue_on_fail=NORMAL_TEMPORARY_FAILURE,USER_BUSY,NO_ANSWER,NO_ROUTE_DESTINATION"/>
>     <action application="bridge" data="sofia/gateway/mygw/+1$1">
>     <!-- the stuff after the bridge only gets executed on the failure
> conditions listed above -->
>     <action application="playback" data="call_failed.wav"/>
>     <action application="hangup"/>
>   </condition>
> </extension>
>
> In the above case, if the call works then there's no problem. If the call
> fails, dialplan processing continues on and plays to the caller an error. If
> you want to get fancy and have something specific happen then you can either
> create some dialplan extensions that play various sound files, or you can
> launch a dialplan script (like your perl script) and check
> ${bridge_hangup_cause} to see what "really" happened on the bridge attempt.
>
> Enjoy!
> -MC
>
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