When enabling Keep alive please be aware that this also enables Auto-Negotiate. Whilst both options generally work well together we have seen instances, especially when establishing VPNs to PFsense devices that this can cause random issues.
Disabling Auto-Negotiate seems to fix these.
Article ID: 210
Created: Thu, Jul 26, 2018
Last Updated: Thu, Jul 26, 2018
Author: Wayne Coulthard
Online URL: https://kb2.ic.uk/article.php?id=210