Look for the application "Services" in your control panel and start it. The service "Wired AutoConfig" has no status and is not running.
Start the properties of this service (e.g. by double-clicking it) and click on "Start".
The service status is now "started".
Further configuration for the service is not necessary. Click "OK".
Open the "Properties of your LAN connection (e.g. by double-clicking it) without being plugged in to the network socket.
In the tab "Networking" there is no configuration to be done.
Select "Microsoft EAP" settings in the "Authentication" tab.
Select the certificate "Deutsche Telekom Root CA 2" and close the window. If the certificate is not installed, install it
Now click "Additional settings" in the "Authentication" tab, enable "Specify authentication mode" and select "User authentication".
In the tab "Sharing" there is no configuration to be done.
Click "OK" to save the settings.
Plug the cable into the Eduroam network socket. Authenticate yourself in the window "Windows security" with your generated credentials (generate eduroam credentials)
If the authentication succeeds, the LAN connection to Eduroam is established and Internet access is possible.