>
> On Mon, 15 Nov 1999, Justin Cormackwrote:
> >
> > It is not a normal modem, the calls really are different.
> > Even though it looks like you are calling with a modem,
> > actually your phone sends the data digitally rather than
> > as modulated analogue when you connect from your computer.
> > So you may need to have this enabled, though it shouldnt
> > cost you anything.
>
> Thanks for your answer.
>
> How exactly are data transmitted differently than voice? I am aware
> that the GSM-net is digital, however I thought that the task of the
> phone was to act as little more than an a/d converter, converting the
> voice into a digitall transmitable format. Thus I also thought that
> the "modem" (which then hardly is a modem) just bypassed this
> conversion.
Not quite: imagine what happens when your data call goes outside
the mobile network: say to your landline ISP. The box at the phone company
has to talk to the modem at the other end presumably. I donr know exactly
what happens here.
> And, well. France Telecom will bill me about 72FF/month for such
> service. (But then I also get lots of other unusefull stuff such as
> two extra phone-numbers for fax and incomming data - and no, I cannot
> just get it simple....) I guess to you people "over there" this
> ammounts to some USD10/month - which is quite a lot.....
Rather expensive. Here in the UK it is free with (?all/most) networks.
Justin
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