Kickstart is the Red Hat automatic installer. Installation is described by a ks.conf file divided in %sections.

Some differences:
v5 * package list

%package
# this section does not end

v6 * package list

%package
# this section ends with
%end

Other tips:

# don’t ask for registration key at install
key –skip
# disable graphical installation and
# X packages
text
skipx