Sophos UTM 425 Security Appliance with Power Cord US. The Sophos UTM 425 protects enterprise networks with up to 1,500 users without sacrificing network performance or flexibility. The UTM appliance is equipped with six gigabit-speed copper ports and two gigabit SFP ports, which can be loaded with fiber or copper Mini-GBICs. This combination enables the Sophos UTM 425 to provide flexible high-speed network connectivity -- even in the data center. An Intel Multi-Core CPU and eight PCI-Express gigabit-speed network ports offer firewall throughput rates of more than 3Gbit/s. Link aggregation and load balancing technologies enable the system to grow with your network.