Hello Linux Geeksters. As you may know, Virtualbox is a popular virtualization software, working on Linux, Windows and Mac OS X systems. The latest version available is Virtualbox 4.3 Beta 2, which has been released a while ago. For more information about Virtualbox 4.3 Beta 2, see this link.

In this article I will show you how to install Virtualbox 4.3 Beta 2 on Fedora 18, Fedora 17, CentOS 6 and OpenSUSE 11.4.
Because it is not available via any repository, we have to download the rpm packages from the official site and install them with rpm. Follow the instructions for your system and architecture exactly, in order to get a successful installation:
How to install Virtualbox 4.3 Beta 2 on Fedora 18:
For 32 bit systems:
$ wget -c download.virtualbox.org/virtualbox/4.3.0_BETA2/VirtualBox-4.3-4.3.0_BETA2_88827_fedora18-1.i686.rpm
$ sudo rpm -i VirtualBox-4.3-4.3.0_BETA2_88827_fedora18-1.i686.rpm
For 64 bit systems:
$ wget -c download.virtualbox.org/virtualbox/4.3.0_BETA2/VirtualBox-4.3-4.3.0_BETA2_88827_fedora18-1.x86_64.rpm
$ sudo rpm -i VirtualBox-4.3-4.3.0_BETA2_88827_fedora18-1.x86_64.rpm
How to install Virtualbox 4.3 Beta 2 on Fedora 17:
For 32 bit systems:
$ wget -c download.virtualbox.org/virtualbox/4.3.0_BETA2/VirtualBox-4.3-4.3.0_BETA2_88827_fedora17-1.i686.rpm
$ sudo rpm -i VirtualBox-4.3-4.3.0_BETA2_88827_fedora17-1.i686.rpm
For 64 bit systems:
$ wget -c download.virtualbox.org/virtualbox/4.3.0_BETA2/VirtualBox-4.3-4.3.0_BETA2_88827_fedora17-1.x86_64.rpm
$ sudo rpm -i VirtualBox-4.3-4.3.0_BETA2_88827_fedora17-1.x86_64.rpm
How to install Virtualbox 4.3 Beta 2 on CentOS 6:
For 32 bit systems:
$ wget -c download.virtualbox.org/virtualbox/4.3.0_BETA2/VirtualBox-4.3-4.3.0_BETA2_88827_el6-1.i686.rpm
$ sudo rpm -i VirtualBox-4.3-4.3.0_BETA2_88827_el6-1.i686.rpm
For 64 bit systems:
$ wget -c download.virtualbox.org/virtualbox/4.3.0_BETA2/VirtualBox-4.3-4.3.0_BETA2_88827_el6-1.x86_64.rpm
$ sudo rpm -i VirtualBox-4.3-4.3.0_BETA2_88827_el6-1.x86_64.rpm
How to install Virtualbox 4.3 Beta 2 on OpenSUSE 11.4:
For 32 bit systems:
$ wget -c download.virtualbox.org/virtualbox/4.3.0_BETA2/VirtualBox-4.3-4.3.0_BETA2_88827_openSUSE114-1.i586.rpm
$ sudo rpm -i VirtualBox-4.3-4.3.0_BETA2_88827_openSUSE114-1.i586.rpm
For 64 bit systems:
$ wget -c download.virtualbox.org/virtualbox/4.3.0_BETA2/VirtualBox-4.3-4.3.0_BETA2_88827_openSUSE114-1.x86_64.rpm
$ sudo rpm -i VirtualBox-4.3-4.3.0_BETA2_88827_openSUSE114-1.x86_64.rpm