You need to enable ping, Remote Desktop and FTP service for configurate Windows Server 2008.
1.Enbale ping, Remote Desktop from external network. Link : Allow Remote Desktop Services and Ping Through Firewall on Windows Server 2008 R2 or Windows 7
2.Enable FTP service so that you can upload/download from your computer to Windows Server 2008. Link : Installing a Secure FTP Server on Windows using IIS