[Freeswitch-users] How to bridge without Answer?

[shehzad p]

Hi Anthony,

Where I can apply such patch in code to suppress answer.

Thanks for response.


Anthony Minessale-2 wrote:
> 
> Daivd,
> 
> I think you missed part of his question.
> 
> You can easily choose not to answer an inbound call in FS by never
> explicitly answering it.
> you can call pre_answer instead or if you send the call to an app that
> requires media it's pre_answered automatically.
> 
> pre_answer in FS terms is early media.
> 
> You can run an ivr for instance completely in early_media (assuming the
> telco allows dtmf during early media)
> 
> He asked if we can *bridge* the call outward to another endpoint and not
> pass the answer across when the far end answers.
> 
> The bridge application is designed to bridge calls and the standard
> behavior
> when forwarding a call would be
> once the far end answers, pass the answer indication down the line.
> 
> We do not currently have provision for supressing the answer as I stated.
> It would require a patch.
> 
> 
> 
> 
> 
> On Thu, Jan 22, 2009 at 6:44 AM, David Knell <dave at 3c.co.uk> wrote:
> 
>>  There's a whole bunch of reasons why you might not want to answer an
>> inbound call:
>> - intercept messages (e.g. "the cellphone you've called is switched off")
>> - cost reduction on 1-800 calls, although you won't get a forward audio
>> path from the
>> caller until you do answer it
>> - in one case, a company for whom I'd provided some IVR (back in the
>> 1990s)
>> had
>> someone mail out some tens of thousands of cards with "You owe us X - you
>> must call
>> this (900) number now to avoid court proceedings" on; we were able to not
>> answer the
>> inbound leg of the call, but still play a recorded message to the caller
>> informing them
>> that they could just ignore it.  Had we had to answer the inbound leg,
>> they'd have been
>> charged.
>>
>> --Dave
>>
>>  Thanks Anthony,
>>
>> There are some toll-free numbers I need to configure such that,
>> originator
>> does not need to charge to its users, even though they are answered on
>> terminator side.
>>
>>
>>
>>
>> Anthony Minessale-2 wrote:
>>
>>
>>  You can't.
>>
>> Why would you need that?  Are you trying to forward inbound calls from
>> the
>> pstn to an ivr without answering them?
>> That could get you in trouble FYI.
>>
>>
>> On Wed, Jan 21, 2009 at 7:40 AM, shehzad p <pmhshz at gmail.com>
>> <pmhshz at gmail.com> wrote:
>>
>>
>>
>>  Hi all,
>>
>> When I dial a number from Originator Gateway, It will route to Freeswitch
>> Server and then FS will bridge the call to Terminator Gateway as below.
>> Terminator Answer the call (and runs playback, and look for DTMF).
>>
>> |Originator Gateway|---------------> |FreeSwitch |------------------>
>> |Terminator Gateway|
>>
>> I used bridge application to route call to Terminator.
>> But my requirement is that when Terminator answer the call (Respnd with
>> 200OK) , Freeswitch should NOT Answer call for A leg (Originater
>> Gateway).
>>
>> How can be this done?
>>
>> Thanks in advance.
>> msp.
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>>
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>>        --
>> Anthony Minessale II
>>
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>>
>> --
>> David Knell, Director, 3C Limited
>> T: 020 8114 5002  F: 020 3002 7257  M: 07773 800623http://www.3c.co.uk
>>
>>
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> 
> 
> -- 
> Anthony Minessale II
> 
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