This article demonstrates how to set up 2-Step Authentication for the router's remote access (login from the WAN interface), and add a layer of security to the router. When 2-Step Authentication is enabled, the Internet user will not only need the administrator password, but also the Auth Code sent to the specific phone number or email address, to log into the router's management page.
1. To send the Auth Code via SMS, create an SMS service profile at Objects Setting >> SMS / Mail Service Object >> SMS Provider page.
To send the Auth Code via E-mail, create a Mail Service profile at Objects Setting >> SMS / Mail Service Object >> Mail Server page.
2. At System Maintenance >> Administrator Password Setup page,
3. Now, when you access the router's management page from the internet, you will need to click Get Code then enter the Authentication code which will be sent to the set email address or phone number.