<quote who="Sven Hartge"> > Do you really need STP? Do you really need STP on that group of ports? > Why not disable it completely.
I'm not aware of any way to disable spanning tree on a per port basis, and no, I cannot disable it on the switch entirely. > > I have the same, but the systemd.unit restarts conntrackd automatically > if it dies, so there is no problem. > > If you use systemd-networkd to control your interfaces, you could enable > systemd-networkd-wait-online.service and have conntrackd depend on > network-online.target to make it start _after_ the network is really > online. > > Unfortunately ifupdown got this feature only after the release of > Stretch. I tried this, as I am on stretch, but I get the same errors as before. If you don't think they're a problem, I will leave it be for now. Thanks.