When using custom security level, there is one question about allowing rpm to automatically adding services at start-up. It seems that choosing this prevents completly to use chkonfig --add, even manually, at least for some services (postfix for example), whereas it should only prevents this command being run from rpm post-install scripts. -- Guillaume Rousse Murphy's law : If anything can go wrong, it will. O'Tool's commentary : Murphy was an optimist.