To install VirtualBox Guest Additions on Red Hat Enterprise Linux Server 6 you will need to install the following packages from the DVD media,
1. kernel-devel-2.6.32-71.el6.i686.rpm
2. kernel-headers-2.6.32-71.el6.i686.rpm
3. glibc-headers-2.12-1.7.el6.i686.rpm
4. glibc-devel-2.12-1.7.el6.i686.rpm
5. mpfr-2.4.1-6.el6.i686.rpm
6. ppl-0.10.2-11.el6.i686.rpm
7. cpp-4.4.4-13.el6.i686.rpm
8. cloog-ppl-0.15.7-1.2.el6.i686.rpm
9. gcc-4.4.4-13.el6.i686.rpm
Use the following command to install the guest additions ,
[root@localhost ~]#./VBoxLinuxAdditions.run
Default Installation of RHEL: Desktop
Read instructions for RHEL 5 here: http://linopsys.blogspot.com/2008/11/installing-virtualbox-guest-additions.html
