Unit file for bringing up vxlan tunnel and adding it to a bridge after Zero Tier Interface is available
Systemd unit template which calls a script exactly once on startup and keeps unit status active
after script exits.
Unit file placed in /etc/systemd/system
and enabled with:
$ sudo systemctl enable runonce.service
$ sudo systemctl start runonce.service
Before
ExecPreStart
vxlan100 interface is missing after boot.After putting
ExecPreStart