[asterisk-tech] Flashing a FXO port?
steve at connection-telecom.com
Mon Oct 8 18:14:06 SAST 2007
On 8 Oct 2007, at 12:43, sunbeam at telkomsa.net wrote:
> Sorry to bother again, I know you are all most probably watching
> your favourite sports, but I am having a problem with sending a
> Flash signal to a FXO Zap port and wonderred if one of you guys
> could help me with some guidance.
> I have the following setup.... PSTN--Old PBX--Asterisk box. i can
> get the call to go from the PSTN to the Asterisk via the old PBX,
> but when I want to send the call back to the old PBX I can not send
> it there.
> In the dial plan I have added the following on the extension I want
> to dial in the old PBX...
> According to all I have read on the web this should work fine. When
> I try this I get the following scenario...
> Call comes in as per normal, when I put the caller on hold, he can
> hear the music on hold. I can even hear the extension rining on the
> old PBX, but as soon as the asterisk box executes the Hangup event,
> the call gets dropped.
> I have tried to set the flash value in the zapata.conf file as
> explained to on the web, but no luck. Can anyone tell me where I
> can start looking for a solution for this?
If you say that the Flash works and you hear the other phone ringing
etc, then I think you are just missing a step or two.
Probably you need at least a Wait(3) or so after the senddtmf(13).
Maybe you need to flash again?
What are the steps to do a flash from a physical phone?
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