SIMIC NET, CP 343-1 LEAN COMMUNICIONS PROCESSOR F. CONNECTION OF SIMIC S7-300 W. IND. ETHERNET USING TCP/IP AND UDP, SEND/RECEIVE WITH AND W/O RFC1006, S7 COMMUN., MULTICAST, FETCH/WRITE, DIAGNOSTIC EXPANSIONS, LOADABLE COMMUNICION BLOCKS, SNMP DIAGNOSTICS, INITIALIZ. USING LAN, 10/100 MBIT, RJ45 PORT FOR LAN