[Asterisk-Users] How to generate "ringing tone" to a calling party.

[Rich Adamson]

> >> >>> Who to generate "ring tone" to a calling party when the call is 
> >> >>> passed
> >> >>> to an extension.
> >> >>>
> >> >>> The asterisk answers correctly, plays welcome message and ring an
> >> >>> extension, but the caller does not here the rings.
> >> >> Did you tell Asterisk to indicate ringing?
> >> >
> >> > Asterisk will ALWAYS indicate ringing if it can.
> >> >
> >> > The "r" option to Dial, Playtones, and Ringing are all 
> >> > hacks/workarounds for when Asterisk cannot indicate ringing to the 
> >> > calling party. You should diagnose and fix the real problem, rather 
> >> > than try hiding the issue.
> >> > 
> >> I thought Asterisk would indicate ringing on the PRI if it hadn't 
> >> answered it yet. If you answer the PRI and then Dial() don't you get 
> >> silence?
> >> 
> >> Since he says he's played a welcome message, I'd think the line has 
> >> been answered and therefore he has to indicate ringing to the dialing 
> >> party with ",r".
> >> 
> >> I might be wrong, though.
> >> 
> >
> >You *can* play a welcome message without >answering the line, however,
> >this doesn't always work. eg, I tried this >config on my PRI in Australia
> >(Telstra) and:
> >
> >a) Calling from a standard analog line I got my >welcome message as
> >expected
> >b) Calling from a mobile (Optus), I heard >silence until the call was
> >answered.
> 
> >From the point of view of Telcos, situation "a" is not "as expected". If
> this occurs you could transmit a message without paying for the call. Of
> course it will be one-way but it will be useful. Imagine, you should set a
> short message (for about 1 minute) informing everything you want!

I suspect there is a difference in what most * implementors consider
an answer (from within *), verses answer supervision on the pstn interface
(regardless of whether its pri, 2-wire analog, etc).