Separate names with a comma.
My now working network looks the same as your Big Sur one except the adapter type for me is Intel(R) PRO/1000 MT. I don't know if that's significant.
I restarted Parallels and then the network got connected.
I have the same problem. I ran the troubleshooter in Windows 10 and it says: "Local Area Connection" doesn't have a valid IP configuration"