JOAO PAULO PIRES wrote: > FC3 to FC4 transition is about Selinux, mainly, isn't it? No. http://fedora.redhat.com/docs/release-notes/fc4/errata/ is a good basic introduction. SELinux is there in FC3 by default: it just protects a few more programs in FC4. Most FC3 systems upgrade easily to FC4. A few have hardware problems: you know about these as soon as you've upgraded, normally... James. -- E-mail address: james | Mike Andrews' Corollary to Murphy's Law: @westexe.demon.co.uk | In any sufficiently large collection of texts, every | possible misspeeling, as well as some that are not | possible, will occur.