https://blog.gongquiz.com/2021/04/08/windows-server-2008-r2%ec%9d%98-%ec%9b%90%ea%b2%a9-%eb%8d%b0%ec%8a%a4%ed%81%ac%ed%86%b1-%ec%84%9c%eb%b9%84%ec%8a%a4%ec%97%90-%eb%8c%80%ed%95%9c-%ec%84%a4%eb%aa%85%ec%9c%bc%eb%a1%9c-%ec%98%b3%ec%a7%80/