I have several Linux machines on my network, each serving a different purpose. I frequently need to transfer files back and forth between them, and I'd rather not do so via a cloud service, email, or ...

I'm not sure why this is, but when I use SmartFTP to upload a directory to a dropbox on my Linux server (using the WAN IP address) it works without a hitch. MKD command successfull. When I use Windows ...