Siemens – 6GK5602-0BA10-2AA3
– – spare part – – SCALANCE S602 module for protection of devices and networks in automation technology and for protection of industrial communication with firewall; further functions: address conversion (NAT/NAPT), DHCP server, Syslog, symbol. names for IP addresses, PPPoE, DYNDNS, SNMP (V1+V3), global firewall rules.