[Unit]
Description=Apply per interface kernel variables on %I
Documentation=man:systemd-sysctl.service(8) man:sysctl.d(5)
DefaultDependencies=no
After=sys-devices-virtual-net-%i.device
Before=network-online.target
#ConditionPathIsReadWrite=/proc/sys/net/

[Service]
Type=oneshot
ExecStart=/usr/lib/systemd/systemd-sysctl /etc/systemd/network/10-%i.sysctl

[Install]
WantedBy=sys-devices-virtual-net-%i.device