code: def clear_vdp_vsi(self, port_uuid):
          
          try:
              LOG.debug("Clearing VDP VSI MAC %(mac)s UUID %(uuid)s",
                        {'mac': self.vdp_vif_map[port_uuid].get('mac'),
                         'uuid': self.vdp_vif_map[port_uuid].get('vsiid')})
              del self.vdp_vif_map[port_uuid]
          except Exception:
              LOG.error("VSI does not exist")
          self.clear_oui(port_uuid)
docs: Stores the vNIC specific info for VDP Refresh.
  
          :param uuid: vNIC UUID