parameters:
  neutron:
    server:
      backend:
        engine: 'vmware'
      core_plugin: vmware_dvs
      vmware:
        dvs:
         host_ip: ${_param:openstack_vcenter_host}
         host_username: ${_param:openstack_vcenter_username}
         host_password: ${_param:openstack_vcenter_password}
         dvs_name: ${_param:openstack_vcenter_dvs_name}
         insecure: true