Fwiw, I reported a RFE upstream to warn if networkd is used and promote_secondaries is unset (https://github.com/systemd/systemd/issues/7163)
** Bug watch added: github.com/systemd/systemd/issues #7163 https://github.com/systemd/systemd/issues/7163 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1721223 Title: Networkd fail to set ip address between leases if ip address changes on UbuntuCore To manage notifications about this bug go to: https://bugs.launchpad.net/snappy/+bug/1721223/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
