We have windows 10 1903 and 1803 and Intel I219-LM and I219-V. We have issue with 802.1x. some time doesn't computer doesn't authenticating. We upgrade Interl driver to 12.18.9.10 and some computer works fine now but most computers doesn't. The problem usually occurs if user lock computer and after waking from sleep.
Here is a link where other users is discussing this topic
https://social.technet.microsoft.com/Forums/en-US/c5885f5f-29cf-4afe-a875-bdcc01d6a314/8021x-environment-problems-with-authentication-after-1903-update?forum=win10itpronetworking
