We are also affected by this issue. networkd does not expire routes which causes issues with active-passive router configurations.
For me it looks like the issue is fixed in this pull request: https://github.com/systemd/systemd/pull/3242
We are also affected by this issue. networkd does not expire routes which causes issues with active-passive router configurations.
For me it looks like the issue is fixed in this pull request: https:/ /github. com/systemd/ systemd/ pull/3242