[linux-audio-user] Were's the weak link?

[linuxmedia4 at netscape.net]

 >>   9:       2  XT-PIC [........./  0]  acpi

 > Did you try turning acpi off?

I turned acpi off by adding acpi=off to the kernel command line in
grub.conf, but the bootup hung at 'Applying iptables firewall rules:' 
and never recovered. What do  I need to do to disable acpi?

Thanks,
Rocco