[Freeswitch-users] Inbound and then outbound call?

[Ghulam Mustafa]

Hi,

i am wondering what will happen if you send a SIP REFER (transfer) after
validating leg-a without actually answering the call; will it still cost you
2 * 1.44

:/

-mustafa

On Wed, Aug 25, 2010 at 10:33 AM, Malay Thakershi <mthakershi at gmail.com>wrote:

> I am currently looking at Vitelity. They have 1.44 cents per minute. They
> do charge for incoming/outgoing both.
>
> I am not literally dialing out to a phone. I want to dial a mobile number
> or any other US number for that matter.
>
> Here is what I intent to do:
> 1. A US phone dials to Vitelity number -- comes to my FS box
> 2. I validate few things
> 3. Dial another US number and connect received call to that one
>
> So as you said I will be charged 2 * 1.44 (since I can't terminate the
> arrived call after validation).
>
> Is there any other way to the sequence I have specified above?
>
> Are there providers similar to Vitelity but cheaper (with relatively same
> features)?
>
> Thank you.
>
> On Tue, Aug 24, 2010 at 6:06 PM, Anthony Cosgrove <acosgrov at gmail.com>wrote:
>
>> On Tue, 2010-08-24 at 13:58 -0500, Malay Thakershi wrote:
>> > Hello,
>> >
>> >
>> > It would be a great help if someone can guide me.
>> >
>> >
>> > 1. I would like to first receive a call, perform certain validations.
>> > (Able to do this via mod_managed application that handles call from
>> > dialplan).
>> >
>>
>> That should not be a problem, I don't know your requirements so can't
>> provide a full answer.
>>
>> >
>> > 2. Now, I would like to dial out to a PSTN number so that received
>> > call is connected to this new outbound number.
>> >
>>
>> This can be done and is called hairpinning.
>>
>> >
>> > How can this be done? Do I use Originate from within my .NET
>> > (mod_managed) code?
>> >
>>
>> Yes, you would be bridging the two legs like any normal call. Instead of
>> going to an endpoint you're going back out over the PSTN.
>>
>> >
>> > Do I get charged for both incoming and outbound call until the entire
>> > session ends? Is there a way to receive call, validate and then sort
>> > of transfer and then terminate the received call so I do not get
>> > charged for both?
>>
>> That would depend on your provider but most likely yes. As for
>> terminating one end after validation that is not going to happen. A leg
>> terminates to you on an agreed fee schedule. No carrier that I know of
>> supports that. Now if you kept everything SIP... you could do a transfer
>> after the validation.
>>
>>
>>
>> Anthony C.
>>
>>
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>
>
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-- 
Ghulam Mustafa
cell: +92 333.611.7681
sip: cyrenity at ekiga.net
mail: mustafa.pk at gmail.com
web: cyrenity.wordpress.com
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