ubuntu18.04设置静态IP

vim /etc/netplan/50-cloud-init.yaml

# This file is generated from information provided by
# the datasource.  Changes to it will not persist across an instance.
# To disable cloud-init's network configuration capabilities, write a file
# /etc/cloud/cloud.cfg.d/99-disable-network-config.cfg with the following:
# network: {config: disabled}
network:
    ethernets:
        ens160:
            addresses: [192.168.2.201/24]
            dhcp4: no
            gateway4: 192.168.2.1
            nameservers:
                    addresses: [114.114.114.114,8.8.8.8]
    version: 2