i'm try to install a package only if detect a type of machine using a script for example with dmidecode) i think in late_command or run of pressed: late_command string in-target /bin/check_if_my_machine && apt-get install my_custom_driver_package but i search if exist better way to do it. -- Fernando Toledo Dock Sud BBS http://bbs.docksud.com.ar telnet://bbs.docksud.com.ar