1U Network Firewall Security Appliance ROS Router Mikrotik PFSense i5 2540M 6*Intel I-211 Gigabit Ethernet 2G RAM 8G SSD network routers with 6 intel pci e 1000m 82574l gigabit lan intel dual core i3 3220 3240 3 3ghz with mikrotik ros 2g ram 32g ssd