==> /etc/systemd/network/70-mv0.network <==
[Match]
Name=enp0s3

[Network]
MACVLAN=mv0
# optional, if don't need ipv6 addr
LinkLocalAddressing=no

==> /etc/systemd/network/80-mv0.netdev <==
[NetDev]
Name=mv0
Kind=macvlan
MACAddress=00:16:3e:4b:96:25

[MACVLAN]
Mode=bridge

==> /etc/systemd/network/90-mv0.network <==
[Match]
Name=mv0

[Network]
DHCP=yes
IPForward=yes

# optional, if don't need ipv6 addr
LinkLocalAddressing=no

==> /etc/systemd/network/90-mv0.network.static <==

[Match]
Name=mv0

[Network]
# optional, if don't need ipv6 addr
LinkLocalAddressing=no

Address=192.168.9.46/24
Gateway=192.168.9.253
DNS=192.168.9.2
DNS=192.168.9.3
DNS=192.168.9.254
DNS=8.8.8.8
Domains=xx2.com xx3.com


$ ip a
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000
    link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
    inet 127.0.0.1/8 scope host lo
       valid_lft forever preferred_lft forever
    inet6 ::1/128 scope host
       valid_lft forever preferred_lft forever
2: enp0s3: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc fq_codel state UNKNOWN group default qlen 1000
    link/ether 08:00:27:4b:54:40 brd ff:ff:ff:ff:ff:ff
4: mv0@enp0s3: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UP group default qlen 1000
    link/ether 00:16:3e:4b:96:25 brd ff:ff:ff:ff:ff:ff
    inet 192.168.9.46/24 brd 192.168.9.255 scope global dynamic mv0
       valid_lft 30431sec preferred_lft 30431sec