cd /etc/netplan

network:
version: 2
renderer: NetworkManager
ethernets:
ens33: # 替换为你的接口名称
dhcp4: no # 关闭 DHCP
addresses: [192.168.31.15/24] # IP 地址和子网掩码(/24 对应 255.255.255.0)
gateway4: 192.168.31.2 # 网关
nameservers:
addresses: [114.114.114.114, 8.8.8.8] # DNS 服务器
~
