أنشئ حسابًا أو سجّل الدخول للانضمام إلى مجتمعك المهني.
just do an upgrade , but you have to backup ur data before starting ..
please see here about upgrading the domainhttp://msmvps.com/blogs/mweber/archive/2012/07/30/upgrading-an-active-directory-domain-from-windows-server-2003-or-windows-server-2003-r2-to-windows-server-2012.aspx
sorry I dont read Arabic. so not clear on the requirement