페도라 업그레이드(fedora upgrade)

Option1

1. yum clean all
2. yum update
3. rpm -Uvh http://mirrors.kernel.org/fedora/releases/12/Fedora/i386/os/Packages/fedora-release-notes-12.0.0-4.fc12.noarch.rpm http://mirrors.kernel.org/fedora/releases/12/Fedora/i386/os/Packages/fedora-release-12-1.noarch.rpm
4. yum clean all
5. yum -y update
6. You may need to resolve dependencies and then do another yum -y update
7. reboot


Option2 (using preupgrade)

1. yum update <----------- update you packge to latest version
2. yum update rpm <---------- be sure to upgrade the rpm packag
3. yum -y update <----------- install the latest updates
4. yum clean all <----------- clean the yum cache