[Asterisk-Users] An interesting call path observation..

[Senad Jordanovic]

Steven Critchfield wrote:
> On Wed, 2003-11-26 at 04:27, Asterisk wrote:
>> Hello Asterisk-ers,
>> 
>> Thanks to WipeOut! you've kinda answered something I wondered about.
>> I've been looking for a post like yours for the last 3 hours (I
>> didn't want to get told off for not looking first)!
>> 
>> I don't have enough Asterisk boxes (yet) to test this scenario.
>> 
>> If had 3 Asterisk boxes, A1, A2 and A3.
>> 
>> A call comes in on ZAP/1-1 on A1 which sends the call via IAX to
>> SIP/U2 on A2 who then decides that the caller needs to speak to
>> SIP/U3 on A3. 
>> 
>> (You follow me so far?)
>> 
>> If SIP/U2 transferred the call to an extension that made use of the
>> "switch statement"... What would the call path be?
>> 
>> Would the call traffic go from A1 in A2 back out of A2 to A3?
>> 
>> ...or would it be "switched" and go directly from A1 to A3?
> 
> 
>> (I know what I'm asking. I don't know if I've made sense.)
> 
> You made sense to me, but you seem to have abbreviated some
> information out. Also thank you for searching a bit first. 
> 
> As an example of what you want to do, I was doing some testing of a
> application of ours. Our phone traffic comes in on box A, an was
> dialed to box B. We don't like to change the dialplan on box A, so I
> told box B to redirect to my test workstation(box C), and IAX handed
> off the call from box b to my workstation. As long as you are using
> IAX as the box to box transfers, it should transfer if it can and get
> out of the way. It shouldn't matter that the final part of the call
> is SIP since the transfers are on the asterisk boxes.       

What happens to the billing cdr records in cases like that? Does box A
knows when the calls are finished or transferred?