[asterisk-users] Asterisk call forward for T1 incoming calls
dtaylor at vocalabs.com
Mon Apr 28 13:43:43 CDT 2014
On 04/28/2014 01:37 PM, Don Kelly wrote:
> On Fri, Apr 25, 2014 at 9:19 AM, Al lists <asteriskal at gmail.com> wrote:
>> Is there a way to divert incoming calls on DAHDI T1 channels so telco
>> gets the diversion and send the call to new number and releasing the
> Rusty Newton:
> I'm no PRI expert, but I do remember from my time working with the T1
> interface cards that two B-channel transfers did something like this.
> Digium has documentation on that here:
> If that doesn't help, and you have a Digium card; you might call Digium tech
> support to ask about it.
> Don Kelly adds:
> TBCT doesn't actually "divert," but it will "transfer" a call. The
> difference, which may not matter to you, is that one of the channels must be
> answered by Asterisk (unless something has changed).
> A call comes in, you decide you want to "divert" it--you place an outbound
> call on another channel. You must either answer the incoming call or wait
> for the outgoing call to answer before completing the TBCT.
> Another quirk to be aware of: You may wish to present the caller's number to
> the called party as "caller ID." Some carriers will not permit this.
> Also, the op referred to T1 channels. TBCT works on PRI, not "simple" T1.
> Additionally, most providers charge for TBCT provisioning, so you would want to make certain that it is the correct way to get the functionality you are after.
Daniel Taylor VP Operations Vocal Laboratories, Inc.
dtaylor at vocalabs.com http://www.vocalabs.com/ (612)235-5711
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