[root@localhost ~]# nmcli device DEVICE TYPE STATE CONNECTION enp0s3 ethernet disconnected -- lo loopback unmanaged -- [root@localhost ~]# nmcli c m enp0s3 ipv4.method manual ipv4.addresses 192.168.0.30/24 ipv4.gateway 192.168.0.1 ipv4.dns 8.8.8.8 [root@localhost ~]# nmcli c m enp0s3 connection.autoconnect yes [root@localhost ~]# nmcli c up enp0s3 [root@localhost ~]# nmcli d s DEVICE TYPE STATE CONNECTION enp0s3 ethernet connected enp0s3 lo loopback unmanaged -- [root@localhost ~]# nmcli c s enp0s3 |grep ipv4.addresses ipv4.addresses: 192.168.0.30/24 [root@localhost ~]#
and
[root@localhost ~]# hostnamectl set-hostname docker01 [root@localhost ~]# hostname docker01 [root@localhost ~]#