[log in to unmask] wrote: > Hello, > what is the preferred method to upgrade SL4.1 -> SL4.2? > Just reconfigure the repositories and do a yum update? > Thanks, > e. 1) yum update 2) yum clean all 3) rpm -Uvh ftp://ftp.scientificlinux.org/linux/scientific/42/i386/SL/RPMS/yum-conf-42-3.SL.noarch.rpm 4) yum update yum [reboot] 5) yum upgrade 6) yum clean all [reboot]