For RHEL/CentOS 6 32-64 Bit
## RHEL/CentOS 6 32 Bit OS ##
# wget http://packages.sw.be/rpmforge-release/rpmforge-release-0.5.2-2.el6.rf.i686.rpm
# rpm -Uvh rpmforge-release-0.5.2-2.el6.rf.i686.rpm
## RHEL/CentOS 6 64 Bit OS ##
# wget http://packages.sw.be/rpmforge-release/rpmforge-release-0.5.2-2.el6.rf.x86_64.rpm
# rpm -Uvh rpmforge-release-0.5.2-2.el6.rf.x86_64.rpm
For RHEL/CentOS 5 32-64 Bit
## RHEL/CentOS 5 32 Bit OS ##
# wget http://packages.sw.be/rpmforge-release/rpmforge-release-0.5.2-2.el5.rf.i386.rpm
# rpm -Uvh rpmforge-release-0.5.2-2.el5.rf.i386.rpm
## RHEL/CentOS 5 64 Bit OS ##
# wget http://packages.sw.be/rpmforge-release/rpmforge-release-0.5.2-2.el5.rf.x86_64.rpm
# rpm -Uvh rpmforge-release-0.5.2-2.el5.rf.x86_64.rpm
For RHEL/CentOS 4 32-64 Bit
## RHEL/CentOS 4 32 Bit OS ##
# wget http://packages.sw.be/rpmforge-release/rpmforge-release-0.5.2-2.el4.rf.i386.rpm
# rpm -Uvh rpmforge-release-0.5.2-2.el4.rf.i386.rpm
## RHEL/CentOS 4 64 Bit OS ##
# wget http://packages.sw.be/rpmforge-release/rpmforge-release-0.5.2-2.el4.rf.x86_64.rpm
# rpm -Uvh rpmforge-release-0.5.2-2.el4.rf.x86_64.rpm