For this project, I bought a Protectli VP2420 product that comes with 4X 2.5G port. One for Wide Area Network, and three for Local Area Network.
This Firewall was placed between the Modem and the Router, the Router was switched to an Access Point because I enabled the DHCP on the firewall so the Firewall is assigning the IP addresses.
I also configured the other LAN ports and they are separated from
Adding a new user, this user is acting as a root user by adding an MFA login to secure the process.