Go to the netplan directory located at /etc/netplan. Create file named 01-network-manager-all.yaml. touch /etc/netplan/01-network-manager-all.yamlnetwork: version: 2 renderer: NetworkManager ethernets: eth0: dhcp4: no addresses: [172.23.207.254/20] gateway4: 192.168.1.1 nameservers: addresses: [8.8.8.8,8.8.8.4] Thử và áp dụng file…