怎么在ubuntu server下配置网卡参数和DNS?

sudo nano /etc/network/interfaces 用文本编辑器nano编辑网络设置文件
iface eth0 inet static
address 220.231.xxx.xxx
netmask 255.255.255.xxx
gateway 220.231.xxx.xxx

sudo nano /etc/resolv.conf 设置dns服务器地址.
nameserver 211.99.25.1
nameserver 202.106.0.20