DFUN yapanga njira yoyesera pa intaneti yakutali yamakina osunga ma batire a 48V . Yankholi limaphatikiza ntchito zingapo, kuphatikiza kuyesa mphamvu zakutali, kutulutsa kopulumutsa mphamvu, kulipiritsa mwanzeru, kuyang'anira batire, ndi kuyambitsa. Imalimbana bwino ndi zovuta monga nthawi ndi khama lomwe limagwiritsidwa ntchito poyang'anira pamanja, zovuta zakuyesa mphamvu zapaintaneti, ndi zovuta zosamalira zomwe zimachokera kumasamba amwazikana. Ndizoyenera malo ocheperako, malo owongolera, ndi magetsi osungira mphamvu.