Firewalls457.– CHFZyxel USG Flex Firewall VERSION 2 10/100/1000 1xWAN 4xLAN/DMZ ports 1xUSB Device only2
Firewalls557.– CHFZyxel USG Flex Firewall VERSION 2 10/100/1000 1xWAN 4xLAN/DMZ ports 1xUSB with 1Yr UTM bundle1