[asterisk-users] Bandwidth usage

[Lee Howard]

Jay R. Ashworth wrote:

>On Tue, Oct 03, 2006 at 10:33:38AM -0400, Steve Glaus wrote:
>  
>
>>I thought I'd ask this, just in case I'm wrong. We're trying to set up 
>>'remote' users via asterisk. Basically all there is to this is asterisk 
>>forwarding a DID to a cell phone. My question is this: Is there any 
>>possible way for our local asterisk box to setup the connection and the 
>>drop out so that our bandwidth isn't being used for the call? I really 
>>don't think this is at all possible but I thought I would double check. 
>>Perhaps with the cooperation of your DID provider?
>>    
>>
>
>You can do this if your trunks are PRI, and your carrier supports TBCT
>(two B-channel transfer)... or whatever they're calling it these days.
>
>I saw this feature documented in the NT DMS-100 feature planning guide
>as much as 10 years ago; I assume a) it's still available and b)
>carriers have finally started to roll it out.  :-)
>
>But at least you know what to ask for.
>
>Remember you won't get call-detail on those calls.
>

Last time I checked... the PRI providers that my customers are using 
*do* support TBCT.  However, the last time I checked, Asterisk did not.

Maybe things for Asterisk have changed, though.

Lee.