No. A Fingbox device is needed for each VLAN or subnet.
Is Fingbox compatible with Synology NAS?
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?