The answer was already given implicitly:
Services -> DHCPv4/v6-> choose your network -> check " Deny unknown clients" then read the hint to this option. At the of the page you enter your allowed clients.
Greetings
Services -> DHCPv4/v6-> choose your network -> check " Deny unknown clients" then read the hint to this option. At the of the page you enter your allowed clients.
Greetings