Debian iMAC (3 years old) install ¿howto?

Hi all, I need to install Debian on a iMAC (G3 processor, three years old). I never had worked with a MAC, I don't know how to boot from CD, what CD image to donwload and so on, I only know to work with i386 and Sparc arch :-? Could anybody help me?, thank you very much. -- Javier Viñ

ppp problems in Spain

I'd installed Red Hat Linux 4.2 and internet was fine. Now, Debian 1.3.1 is installed in my computer and things that: "ftp ftp.rediris.es" no works, linux saids "I can't resolve ftp.rediris.es" (If I do "ftp www.xxx.yyy.zzz" things go fine). I've resolv.conf in the form: nameserver www.xxx.yyy.zzz