[asterisk-biz] PRI confusion

[Steve Totaro]

Jay R. Ashworth wrote:
> On Sat, Nov 24, 2007 at 12:41:28AM -0500, emist wrote:
>   
>> I was hoping someone could clarify this for me since i've been trying to
>> find out for a while now to no avail. Im thinking of deploying a call
>> routing service through asterisk. Basically I want people to be able to
>> call a number through the PSTN and then call whatever extension to be
>> routed through a voip termination provider.
>>
>> Im guessing using a PRI is the best way to do this. However, im confused
>> as to how it all works. Say a PRI has 23 usable channels, does that mean
>> that I will be able to route 23 calls at the same time or does it mean
>> that I would have to split 11 channels for incoming voice traffic(from
>> PSTN) and 11 channels for outgoing voip traffic?
>>     
>
> I don't know the service *quite* well enough to be sure that it will do
> everything you want, but you might want to investigate whether your
> (proposed) PRI provider supports TBCT: Two B-Channel Transfer, and
> exactly how they implement it.
>
> As long as you're ok releasing the calls when you decide where they're
> supposed to go, it might solve your problem, and then you'll only need
> enough channels for the number of calls simultaneously being set up,
> not the number of ongoing conversations.
>
> Or something.  :-)
>
> Cheers,
> -- jra
>   

Yes, Something :-) .  Outstanding new Asterisk feature.

Thanks,
Steve
888.777.1888