$ apt-cache show fai
[..]
Description: Fully Automatic Installation
FAI is a non-interactive system to install a Debian GNU/Linux operating system unattended on a PC cluster. You can take one or more virgin PCs, turn on the power, and after a few minutes, Linux is installed, configured, and running on the whole cluster, without any interaction necessary. Homepage: http://www.informatik.uni-koeln.de/fai
A+