sudo su

cd /etc/netplan

vi 00-installer-config.yaml

配置参考

network:
  ethernets:
    ens33:
      dhcp4: false
      addresses: [172.16.33.225/24]
      routes:
          - to: default
            via: 172.16.33.1
      nameservers:
        addresses: [114.114.114.114,8.8.8.8]
  version: 2

应用网络配置

netplan apply