[asterisk-users] UK FXO hangup detection with a twist

[Gordon Henderson]

On Mon, 31 Mar 2008, Steve Davies wrote:

> On 31/03/2008, David Boyd <dboyd at ignitetrx.com> wrote:
>>
>> You should ask for ground start signaling. This will resolve your
>>  issues.
>>
>
> Could you point me at some reference material for how this differs
> from KS, and what compatibility issues this might cause with other
> equipment? Has anyone tried this in the UK? Would BT even understand
> the request for ground-start signalling?
>
> I wonder if it is even possible with telco's other than BT in the
> UK... I can just imagine calling Virgin Media and asking for the line
> to be set to ground-start signalling... :)
>
> Any feedback welcomed.

AIUI: You request BT to set the Disconnect Clear Time on the circuit to 
whatever your PBX requires - 800mS is a usual figure...

Taken from another list, or even archives of this one, or somewhere 
else....

A google of this reveals:

   http://www.voipuser.org/forum_topic_7470.html

and others...

Good luck!

Gordon