https://ittraveler.org/nastrojka-otkazoustojchivogo-fajlovogo-servera-na-windows-server-2012-r2/
Step by Step : Deploy DFS in Windows Server 2012 R2
https://winitpro.ru/index.php/2013/09/25/ustanovka-i-nastrojka-dfs-i-replikacii-fajlov-v-windows-server-2012/