Sorry, forgot above:
#> cat /run/systemd/network/10-netplan-eth0.network [Match] Name=eth0
[Network] DHCP=ipv4
[DHCP] RouteMetric=100
Sorry, forgot above:
#> cat /run/systemd/ network/ 10-netplan- eth0.network
[Match]
Name=eth0
[Network]
DHCP=ipv4
[DHCP]
RouteMetric=100