commandline installation of virtual machine in oracle virtual box

Looking for command line installation of centos7 virtual machine in a host machine(centos7).

Followed several options but once the vm is created, its not able to get ip and cant access the guest machine from the host server

followed below methods

1. VBoxManage createvm --name centos-server --ostype Linux --register

Virtual machine 'centos-server' is created and registered.

UUID: 6eb514b4-a1f3-4454-9d76-2be9d0f76cb3 Settings file: '/root/VirtualBox VMs/centos-server/centos-server.vbox'

2. VBoxManage modifyvm centos-server --bridgeadapter1 vmnet1

3.

VBoxManage modifyvm centos-server --memory 2048

4

VBoxManage createhd --filename VirtualBox\ VMs/centos-server/centos-server.vdi --size 10000 --format VDI

0%...10%...20%...30%...40%...50%...60%...70%...80%...90%...100% Medium created. UUID: adae09bb-d01b-42ee-9383-69ef59b2cbf6 ===== /root/VirtualBox VMs/VirtualBox VMs/centos-server/centos-server.vdi

5. VBoxManage storagectl centos-server --name "SATA Controller" --add sata --controller IntelAhci

6.

VBoxManage storageattach centos-server --storagectl "SATA Controller" --port 0 --device 0 --type hdd --medium VirtualBox\ VMs/centos-server/centos-server.vdi if not working

VBoxManage storageattach centos-server --storagectl "SATA Controller" --port 0 --device 0 --type hdd --medium "/root/VirtualBox VMs/VirtualBox VMs/centos-server/centos-server.vdi"

7.

VBoxManage storagectl centos-server --name "IDE Controller" --add ide --controller PIIX4

8.

VBoxManage storageattach centos-server --storagectl "IDE Controller" --port 1 --device 0 --type dvddrive --medium /opt/CentOS-7-x86_64-DVD-1908.iso

9.

VBoxManage startvm centos-server --type headless

getting error as below

Waiting for VM "centos-server" to power on... VBoxManage: error: VT-x is not available (VERR_VMX_NO_VMX) VBoxManage: error: Details: code NS_ERROR_FAILURE (0x80004005), component ConsoleWrap, interface IConsole