Hello Jose, hello all,
This is now really getting a top FAQ:
> I am running REDHAT 5.2 linux installation with kernel 2.0.36
> and the ax25-utils and net-tools packages installed.
>
> I am trying the kissattach command line below:
>
> /usr/sbin/kissattach /dev/cua0 ax0
>
> and also
>
> /usr/sbin/kissattach /dev/ttyS0 ax0
>
> but get the following error for both lines:
>
> kissattach: TIOCSETD: Invalid argument
It simply means no KISS support available in your kernel.
You just have to enable the support for the serial port KISS driver
under "Network devices" in "make menuconfig" (refer to the AX.25-
HOWTO (should be under /usr/doc/HOWTO) for further information).
Cheers
Gerd