No idea. I've never had a use for it...

>
> Some unscrupulous (IMO) operators (in the UK) will answer a call then
> present another ringing tone to the caller while their equipment then
> places them in a call queue or forwards the call on, etc. They do this as
> they're terminating a revenue generating number, so they want to answer
> the call as soon as possible before putting you through to someone. I
> imagine that's such a use for it.
>
> Even then, there's a flag you can pass to Dial() to do the same as
> Ringing() - but I suspect you'd need to Answer() the call first.
>
> Gordon
>

Yeah I know that flag, it's 'r' option but If i remember, that's usefull
only if your terminal don't generate ring tone.
I don't think that answer() is necessary with that option.

Harry
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