start virtual machine in Virtualbox giving username and password.

i have found a way to start vm with commanda as follows -

VBoxManage startvm <uuid>|<name>

it is installed inside oracle virtualbox.

in vmware we have a way to do this --

$vmware-cmd -v -H localhost -U user -P password /var/lib/vmware-server/Virtual\ Machines/Ubuntu/Ubuntu.vmx start
i want to do the same<start the virtual machines giving username and password on command line only > in oracle virtualbox.

please help if u know a solution to this.

thanks in advance ..