Wireless must bee kept alive by simultaneous pings

[elekktretterr at exemail.com.au]

> I've fixed this in FreeBSD.
>
> Regards,
> --
> Rui Paulo

Hey Rui,

Sorry for the non-reply. Ive been trying to use ral instead of ath to see
if it changes the situation (so far unsuccessfully as well), and i haven't
had time to switch the cards back so for now im using wired. Can we commit
this in DFBSD too though?

Thanks,
Petr