Add the following deb repo (including on utopic):
deb http://download.virtualbox.org/virtualbox/debian trusty contrib # TODO: give more detail on this step
Add the Oracle signing key:
wget -q https://www.virtualbox.org/download/oracle_vbox.asc -O- | sudo apt-key add -
Update and install:
sudo apt update sudo apt install dkms virtualbox-4.3 # dkms is a system package, not an Oracle package
- The host is the physical machine running the VirtualBox application.
- The guest is the virtual machine.
- GNU/Linux guests (namely Debian and Ubuntu)
- A headless guest is a guest that can be accessed as though it were a remote server.