+ GSM status on main screen (with messages while coming online, and
operator, power and so on)
- log and refuse incoming calls and messages
+ to "move" the GSM device to my laptop:
+ socat FILE:/dev/ttySAC0 TCP-LISTEN:12345,bind=192.168.0.202
+ socat TCP:192.168.0.202:12345 PTY,link=/tmp/gps,raw,echo=0
+
- alarm
+ play sound at alarm trigger
- leave expired alarm on screen until acknowledged