我喜欢的改法
vim /etc/NetworkManager/system-connections/ens160.nmconnection
systemctl restart NetworkManager网上推荐的改法
nmcli connection show
nmcli connection modify ens160 \
ipv4.addresses "192.168.1.100/24" \
ipv4.gateway "192.168.1.1" \
ipv4.dns "8.8.8.8,114.114.114.114" \
ipv4.method manual
nmcli connection up ens160参考
https://comate.baidu.com/zh/page/oxvwwl3ardh