Vagrant.configure(2) do |config|
  config.vm.box = "centos/7"
  config.vm.network "private_network", ip: "10.70.45.123"
  config.vm.network "forwarded_port", guest: 8080, host: 8080
 config.vm.provider "libvirt" do |libvirt|
  libvirt.memory = 3024
  libvirt.nested = true
  libvirt.cpu_mode = "host-model"
 end
 config.vm.provider "virtualbox" do |virtualbox|
  virtualbox.memory = 3024
 end
end