BECKHOFF FC9001-0010 - Manual (Page 29)

Installation
3.6 Activating the TwinCAT Ethernet protocol
In order to be able to make use of real-time capability, the TwinCAT Ethernet protocol has to be activated
for the Beckhoff Intel PCI-Ethernet card.
Under Start/Settings/Control Panel/Network and Dial-up Connections click on the LAN connection for
which you would like to activate the TwinCAT Ethernet protocol (in the example LAN connection 2).
Click on Install.
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