Mitsubishi Electric MELSEC iQ-F Series Quick Start Manual page 19

3.
Specify an Ethernet adapter of the personal computer which is used when the personal computer is directly connected to
the CPU module.
When [Not Specified] is set, select an adapter to be used from the drop-down list.
4.
After the adapter is selected, click the [Communication Test] button.
For the connection via a hub, refer to the following.
MELSEC iQ-F FX5 User's Manual (Communication), Section 4.2 Connection via a Hub
3 CONFIGURING CLIENTS (MQTT PUBLISHER, MQTT SUBSCRIBER)
3.1 Configuring Settings with GX Works3
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