SCALANCE S602 MODULE FOR PROTECTION OF UNITS AND NETWORKS IN AUTOMATION TECHNOLOGY AND FOR PROTECTION OF INDUSTRIAL COMMUNICATION WITH FIREWALL ADDITIONAL FUNCTIONS: ADDRESS CONVERSION (NAT/NAPT), DHCP-SERVER, SYSLOG, SYMBOL. NAME FOR IP-ADDRESSES, PPPOE, DYNDNS, SNMP (V1+V3) GLOBALE FIREWALL RULES