********** spare part ********* communications processor CP 343-1 Advanced for connection of SIMATIC S7-300 CPU to Industrial Ethernet: PROFINET IO controller a./o. IO device; RT and IRT, MRP, PROFINET CBA; TCP/IP, ISO, UDP, S7 comm., S5-compat. communication (send/receive) with Fetch/Write with and without RFC 1006, multicast diagnostics extension, SNMP, DHCP FTP client/server, email, data storage on C-plug, PROFINET interface 2x RJ45 (10/100 Mbit) Gigabit interface 1x RJ45 (10/100/1000 Mbit).