The Zyxel USG FLEX 100 is a Unified Security Gateway Firewall Appliance, or for the sake of this review, a firewall.

The USG FLEX 100’s platform provides the latest, leading technologies, all while providing a complete suite of security subscriptions with seamless, scalable gateway connectivity.
…
Continue here:
https://mightygadget.co.uk/zyxel-usg-flex-100-firewall-review/