I know that Nubus isn't officially supported by Debian, but I have Debian running on 3 PowerMac 6100s, so I can say that it does work. The main thing is it involves getting a kernel from http://nubus-pmac.sf.net/. Please don't recommend MkLinux, it's old and evil nasty.
-- Derrik Pates | Sysadmin, Douglas School | #linuxOS on EFnet [EMAIL PROTECTED] | District (dsdk12.net) | #linuxOS on OPN