code: def _configure_nve_db(self, vni, device_id, mcast_group, host_id):
          
          host_nve_connections = self._get_switch_nve_info(host_id)
          for switch_ip in host_nve_connections:
              if not nxos_db.get_nve_vni_member_bindings(vni, switch_ip,
                                                         device_id):
                  nxos_db.add_nexusnve_binding(vni, switch_ip, device_id,
                                               mcast_group)
docs: Create the nexus NVE database entry.
  
          Called during update precommit port event.