Simatic Net Cp 443-12 X 10/100 Mbit/S (Ie Switch);Rj 45 Ports;Iso; Tcp; Udp; Profinet-Iocontroller; S7-Communcation;Open Communication (Send/Re-Ceive); S7-Routing; Ip-Configu-Ration Via Dhcp/Block;Ip Accesss Control List; Time-Synchronisation; Extendedweb