<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> <html> <head> <meta content="text/html;charset=ISO-8859-1" http-equiv="Content-Type"> </head> <body bgcolor="#ffffff" text="#000000"> You could create a RPM that requires what you want. The RPM doesn't have to do anything else. The RPM build script should be pretty short ;-) . Tim <blockquote cite="mid:20080319185216.GA14568@nostromo.devel.redhat.com" type="cite"> <blockquote type="cite"> <pre wrap="">Maybe this is a kickstart question, I don't know. I've discovered that you can't specify versions of packages in the live CD kickstart file, eg the following doesn't work: %packages dhclient >= 4.0.0 For my application I really do need to specify minimum package versions, otherwise users will end up with a live CD that definitely won't work. Any suggestions about how to enforce this? </pre> </blockquote> <pre wrap=""></pre> </blockquote> </body> </html>