4.2 Network settings
Only "Automatic" for automatic detection and "TP 100 Mbps full duplex" can be set for the
transmission rate of the connection.
The Ethernet interface of the CM is set to autosensing as default.
In normal situations, the basic setting ensures troublefree communication.
With the integrated autocrossing mechanism, it is possible to use a standard cable to
connect the PC/PG. A crossover cable is not necessary.
Connecting a switch
To connect a switch, that does not support the autocrossing mechanism, use a crossover
Points to note about IP configuration
Configured S7 and OUC connections cannot be operated if the IP address is assigned using DHCP
If you obtain the IP address using DHCP, any S7 and OUC connections you may have
configured will not work. Reason: The configured IP address is replaced by the address
obtained via DHCP during operation.
Operating Instructions, 07/2019, C79000-G8976-C355-04