>Christopher Thorjussen wrote: >> I just installed CentOS 5.1 on a Dell Vostro 200 (Intel G33) which has a >> Sunix PCI-Express (x1) 8-port RS-232 card installed. For me it looks >> like only 4 ports are recognized, but I'm not sure if it's even working >> with those 4. > ><snip> > >> How can I get the other 4 enabled? > >Pass "8250.nr_uarts=8" to the kernel to tell it to create more than the >default 4 serial ports (add to /etc/grub/menu.lst and reboot). NOTE: the >maximum number of UARTs supported by the CentOS 5 kernel (as of >2.6.18-8.1.8.el5) seems to be 32. > >Cheers, >Michael That worked great! Thanks a bunch :) Cheers, Christopher