[hylafax-users] 回复： Re: One question about sending fax...

[hui zhuu <e_zhui@xxxxxxxxxxxx>]

So I will have two soltions?

1. The clue of CNG beeps...
2. hylafax + "play" escape feature.

Which one is more reliable, people or the software? :)

Thanks for your information.

Dennis
--- Lee Howard <faxguy@xxxxxxxxxxxxxxxx>写道:

> hui zhuu wrote:
> > I am just curious to ask what will happen when the
> > receiver manually pick up the phone in the process
> of
> > initiating a sending operation?
> >   
> 
> Normally? Normally the modem will be playing CNG
> beeps. To anyone with a
> fax machine on their voice line this should be a
> clue that...
> 
> > Can hylafax notify the receiver with a message
> like "I
> > am sending a fax, drop me a fax signal"?
> >   
> 
> ... when hearing those beeps the receiver should
> know that it's a fax
> machine calling. However, some modems may possibly
> be able to detect the
> non-fax machine and may then report "NO CARRIER"...
> although I'm sure
> those modems could be made to not give up.
> 
> > Or just hylafax thinks the other end not a fax
> machine
> > and withdraw with a failure?
> 
> If the modem does not hear CED or V.21 HDLC from the
> receiver within...
> maybe 30 seconds then it will give up. Otherwise it
> should continue
> playing beeps.
> 
> However, if you're consistently running into this
> problem you can use
> the HylaFAX+ "play" escape feature with a voice
> modem to play a voice
> message before starting up the fax beeping... that's
> a bit tricky to do,
> and I'd generally advise against doing it as you
> could cause some fax
> detection services to incorrectly detect your call
> as voice instead of fax.
> 
> Thanks,
> 
> Lee.
> 
> 
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