Hi @philipchild,
If your goal is to be able to sync to the data you have on that server, then you could use odrive for that. We no longer develop or support the odrive File Server, but we do support other standard protocols.
WebDAV is a protocol that folks have used, especially with Windows. I wrote up a thread with steps to install WebDAV support on a Windows Server and link it with odrive, if you want to take a look: