For large plants, you can configure CP cards as routers (e.g., CP 443-1 Advanced). NCM Manager allows you to set static routes, NAT (Network Address Translation), and proxy ARP—features rarely found in standard PLC software.
In essence, if you need to configure a managed switch or a sophisticated Ethernet CP beyond basic addressing, you need SIMATIC NCM Manager. simatic ncm manager
If you are planning a migration, here is the critical path: For large plants, you can configure CP cards as routers (e
To set up a PC station for communication (e.g., for a WinCC project or OPC server): Create a Project : Open NCM Manager and select File > New to start a new project. Insert PC Station : Right-click the project, select Insert New Object , and choose SIMATIC PC Station Hardware Configuration : Double-click "Configuration" to open the Slot Numbers in HW Config exactly with those in the Station Configuration Editor on the target PC. If you are planning a migration, here is