If when issuing vagrant up you come across with a VirtualBox Guest Additions problem (version mismatch, or vagrant-vbguest auto-installation fails) try the following:
- Install vagrant-vbguest
vagrant sshto the machine, and install Guest Additions manualyvagrant sshto the machine, runyum install kernel-devel, and reboot (or install Guest Additions manually)- If all the previous fails,
vagrant sshto the machine,yum updateand then try to install Guest Additions again