OT: Cell phone connection to server

[Alan Cox]

> It was said that years ago, you could connect a modem to a cell phone and
> that it would answer the call just like on a land line.  If I could find
> something like that, we would be in business.

If your device can support incoming data calls then mgetty+sendfax is
probably what you are looking for. If not then some magic may be required
(SMS receipt with passphrase triggering outgoing data connect of a tunnel
or similar)