VirtualBox bridged adapter gets only IPv6 address

VM bridge adapter selected.

Only IPv6 address is got with bridge adapter.

Solution

Use “host-only” adapter

VM host-only adapter selected.

IPv4 is got with host-only adapter.

How to convert VHD into VDI in VirtualBox

Open shell and execute

vboxmanage clonehd "path_to.vhd" "path_to.vdi" --format VDI

If the utility VBoxManage isn’t found add VirtualBox directory (usually “C:\Program Files\Oracle\VirtualBox”) to the system PATH variable.

How to control VirtualBox machine from command line

Windows

To start VM in headless mode execute

VBoxManage startvm ntw --type headless

To stop VM with saving its state execute

VBoxManage controlvm ntw savestate

To stop VM without saving its state execute

VBoxManage controlvm ntw poweorff

If the utility VBoxManage isn’t found add VirtualBox directory (usually “C:\Program Files\Oracle\VirtualBox”) to the system PATH variable.

Linux

The same way.

VirtualBox error: cannot register the hard disk because a hard disk with UUID already exists

Error

VirtualBox error message.

Solution

Open shell and change UUID by command

VBOXMANAGE.EXE internalcommands sethduuid [PathOfNewVHD]

If the utility isn’t found add location of VirtualBox (usually “C:\Program Files\Oracle\VirtualBox”) to the system PATH variable.

VirtualBox – Cannot Register the Hard Drive Because a Hard Drive with UUID Already Exists

How to reenable disabled error messages in VirtualBox

Click “File -> Reset All Warnings”.

Enabling warning and error messages in VirtualBox.

How to setup VirtualBox additions under Linux virtual machine

Choose “Insert Guest Additions CD image…” from the Devices menu.

Ubuntu running in VirtualBox.

Open the disk directory in terminal ( it is /media/gto/VBox_GAs_5.2.65 in the example ) and execute

sudo ./VBoxLinuxAdditions.run