将SIMATIC S7-300连接到工业以太网
通讯服务，用于UDP的多点的传送，通过网络进行远程编程与首次高调试
通过S7路由，实现交叉网络编程器/操作员面板通讯
SIMATIC NET, CP 343-1 COMMUNICATIONS PROCESSOR FOR CONNECTION OF SIMATIC S7-300 W. IND. ETHERNET USING
TCP/IP AND UDP, S7 COMM., FETCH/WRITE, SEND/RECEIVE, WITH AND W/O RFC 1006, DIAGN. EXPANS., MULTICAST
LOADABLE COMMUNICATION BLOCKS, SNMP DIAGNOSIS, INI
