最近在树莓派上安装了Linux系统，配置完网络后发现ping不通baidu，提示：
Temporary failure in name resolution
编辑 /etc/dhcpcd.conf 文件，修改或添加static domian_name_servers
sudo nano /etc/dhcpcd.conf
static domain_name_servers=202.106.0.20, 8.8.8.8, 8.8.4.4
然后重启系统
