echo 设置主DNS 114.114.114.114
netsh interface ip set dns name="以太网" static 114.114.114.114 >nul

echo 设置副DNS 8.8.8.8
netsh interface ip add dns name="以太网" 8.8.8.8 2 >nul

ipconfig /flushdns
netsh winhttp reset proxy
pause