Yes, Fingbox works with all-in-one internet provider boxes that have the modem, router, switch, and Wi-Fi built in.
Multiple VLANs and Subnets
Wi-Fi Bands compatibility
Firewall Compatibility and Required Ports: Does Fingbox work with Firewalls?
Google Wi-Fi Compatibility
Internet Gateways, Network Switches and Modems Compatibility
Multiple VPNs compatibility: Does Fingbox work with multiple VPNs?