--- In firebird-support@yahoogroups.com, "Michael Fung" <ibo@c...> >

> At the Linux box, you can try to disable log_on_success in the file:
> "/etc/xinetd.d/firebird"
> or change its value from USERID to HOST
>
> Rgds,
> Michael

Forgot to mention that you need to restart xinetd (killall -HUP
xinetd) for the changes to take effect.