@spirit I uninstalled the ifupdown2 to get my OVS working again, so can not tell you what version it was exactly, but I am using the pvetest repo, and not the enterprise one
Just adding to the discussion though a different thread might be more appropriate.
I was having to issue the 'ifup vmbr0' command following each reboot to bring up the network on one of my 3 servers. All 3 servers are running a recent PVE kernel - SMP PVE 5.3.13-1 - and...