Plant engineering
4
The position of the SIMATIC CN 4100 communication system in the topology and typical
applications are shown in the figure below:
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Note
Network security
To secure the communications of the plant network, you should use a SCALANCE firewall.
4.1
SIMATIC CN 4100 communication system configuration
When using the SIMATIC CN 4100 communication system, the following interfaces are available:
• The integrated Ethernet ports (X1 and X2), which can be connected to the plant network
individually or redundantly.
• The integrated Ethernet ports (X1.1; X1.2 and X2.1; X2.2), which can be connected
individually or redundantly to two Ethernet networks as interfaces to third-party systems.
CN 4100 Communication System
Equipment Manual, 10/2021, A5E50871363-AA
17