ubuntu@lp1850704-b:~$ dpkg -l systemd|grep ii
ii systemd 237-3ubuntu10.33 amd64 system and service manager
ubuntu@lp1850704-b:~$ sudo systemctl restart systemd-networkd
ubuntu@lp1850704-b:~$ ip a show dev ens3
2: ens3: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 6666 qdisc fq_codel state UP group default qlen 1000
link/ether 52:54:00:86:c7:44 brd ff:ff:ff:ff:ff:ff
inet 192.168.122.197/24 brd 192.168.122.255 scope global dynamic ens3
valid_lft 3596sec preferred_lft 3596sec
inet6 fe80::5054:ff:fe86:c744/64 scope link
valid_lft forever preferred_lft forever
ubuntu@ lp1850704- b:~$ cat /etc/systemd/ network/ 10-ens3. network
[Match]
Name=ens3
[Network] sing=ipv6
DHCP=ipv4
LinkLocalAddres
[Link]
MTUBytes=6666
ubuntu@ lp1850704- b:~$ dpkg -l systemd|grep ii lp1850704- b:~$ sudo systemctl restart systemd-networkd lp1850704- b:~$ ip a show dev ens3 MULTICAST, UP,LOWER_ UP> mtu 6666 qdisc fq_codel state UP group default qlen 1000 ff:fe86: c744/64 scope link
ii systemd 237-3ubuntu10.33 amd64 system and service manager
ubuntu@
ubuntu@
2: ens3: <BROADCAST,
link/ether 52:54:00:86:c7:44 brd ff:ff:ff:ff:ff:ff
inet 192.168.122.197/24 brd 192.168.122.255 scope global dynamic ens3
valid_lft 3596sec preferred_lft 3596sec
inet6 fe80::5054:
valid_lft forever preferred_lft forever
ubuntu@ lp1850704- b:~$ networkctl | grep ens3
2 ens3 ether routable configured