> check the inittab file ...
> is there a getty process active on the serial port you want to use ?
> Only 1 process can have access to the serial port - so delete the entry
> in inittab and
> reboot.
>
> Filip, ON1AFN
>
In fact you don't need to reboot after modifying you inittab file, just do
the following command: init q
73 Gerard F6FGZ