Jean, thank you for the input, could you retest these two cases (with and without split connection) but create debug logs of Network Manager and systemd-resolved, following the instructions on https://wiki.ubuntu.com/DebuggingNetworkManager (and/or of my comment #10)?
Jean, thank you for the input, could you retest these two cases (with and without split connection) but create debug logs of Network Manager and systemd-resolved, following the instructions on https:/ /wiki.ubuntu. com/DebuggingNe tworkManager (and/or of my comment #10)?