Fernando, if NetSight is available, DHCP Option 125 parameters can be used to issue an etsysConfigMgmtReadyNotification trap to the NetSight NMS. Once NetSight discovers this, it can send files to the switch, apply a config, or run a script. However this is ideally and typically used to push configuration. The stacking part may need to be tested to whether a script to configure and enable stacking on Summit switches would work.