So I got a Synology Disk Station (model DS110j) since my wife wanted a server. I figured that the NAS was a good way to go, and Synology is well reviewed. One of the features of the diskstation is ...

You might still need to open a range of dataports. At least if you want some data to transfer.<BR><BR>Use the explicit mode and set a custom port-range, then open the port-range in your firewall. Or ...