How to Enable Remote Console in VirtualBox
VirtualBox supports remote console to control and manage the guest operating systems, this small guide will explain you how to enable remote console in VirtualBox.
To enable, Oracle VM VirtualBox –> Select VM –> Settings —> Display –> Remote Display. Click on Enable Server to enable the remote display.

You may get a warning message to install Oracle VM VirtualBox Extension Pack.

If not, then enable it.

Now take the rdp, ip address will be your server ip in which the VirtualBox is installed.

Now you will get the RDP of Guest machine.

That’s All.