SCALANCE SC636-2C Cyber Security Appliance; for protection of units and networks in automation of industrial communication with firewall; further functions: Adress conversion (NAT/NAPT) 6x10/100/1000 Mbit/s RJ45; 2x Combo Port electrical or optical; 10/100/1000MBit/s RJ45 or 100/1000MBit/s SFP;