Down Repo
wget http://pkgs.repoforge.org/rpmforge-release/rpmforge-release-0.3.6-1.el5.rf.x86_64.rpm
rpm -ivh
rpmforge-release-0.3.6-1.el5.rf.x86_64.rpm
yum repolist
Cài đặt các gói phần
mềm
yum -y install ntp php php-bcmath php-gd php-mysql
php-xml php-mbstring...