paco@paco-TOSHIBA-NB500 ~ $ VBoxManage createvm --name testvm --register
Virtual machine 'testvm' is created and registered.
UUID: 0e520d8e-0207-401c-9d9d-72f83bbb5998
Settings file: '/home/paco/VirtualBox VMs/testvm/testvm.vbox'


paco@paco-TOSHIBA-NB500 ~ $ VBoxManage modifyvm testvm --memory 256 --acpi on --boot1 dvd --nic1 bridged --bridgeadapter1 eth0 --ostype Linux
paco@paco-TOSHIBA-NB500 ~ $ VBoxManage createvdi --filename ~/VirtualBox\ VMs/testvm/testvm-disk01.vdi --size 10000
0%...10%...20%...30%...40%...50%...60%...70%...80%...90%...100%
Disk image created. UUID: 189870ee-4b7a-473f-ac9e-d374d07dfe1d
paco@paco-TOSHIBA-NB500 ~ $ VBoxManage createvdi --filename ~/VirtualBox\ VMs/testvm/testvm-disk01.vdi --size 3000
0%...
Progress state: VBOX_E_FILE_ERROR
VBoxManage: error: Failed to create hard disk
VBoxManage: error: Could not create the medium storage unit '/home/paco/VirtualBox VMs/testvm/testvm-disk01.vdi'.
VBoxManage: error: VDI: cannot create image '/home/paco/VirtualBox VMs/testvm/testvm-disk01.vdi' (VERR_ALREADY_EXISTS)
VBoxManage: error: Details: code VBOX_E_FILE_ERROR (0x80bb0004), component Medium, interface IMedium
VBoxManage: error: Context: "int handleCreateHardDisk(HandlerArg*)" at line 391 of file VBoxManageDisk.cpp
paco@paco-TOSHIBA-NB500 ~ $ VBoxManage createvdi --filename ~/VirtualBox\ VMs/testvm/testvm-disk01.vdi --size 3000
0%...10%...20%...30%...40%...50%...60%...70%...80%...90%...100%
Disk image created. UUID: c1205804-1eba-4061-ab41-f18993a4b565
paco@paco-TOSHIBA-NB500 ~ $ VBoxManage storagectl testvm --name "IDE Controller" --add ide
paco@paco-TOSHIBA-NB500 ~ $ VBoxManage storageattach testvm --storagectl "IDE Controller" --port 0 --device 0 --type hdd --medium ~/VirtualBox\ VMs/testvm/testvm-disk01.vdi
paco@paco-TOSHIBA-NB500 ~ $ VBoxManage storageattach testvm --storagectl "IDE Controller" --port 1 --device 0 --type dvddrive --medium /media/paco/COCHE/puppy-2.16.1-seamonkey-fulldrivers.iso
paco@paco-TOSHIBA-NB500 ~ $ VBoxHeadless --startvm testvm &
[1] 3885
paco@paco-TOSHIBA-NB500 ~ $ Oracle VM VirtualBox Headless Interface 4.3.10_Ubuntu
(C) 2008-2014 Oracle Corporation
All rights reserved.

26/11/2014 21:14:43 Listening for VNC connections on TCP port 3389
26/11/2014 21:14:43 Listening for VNC connections on TCP6 port 5900
VRDE server is listening on port 3389.