DVD recorder back up

Spec sheet says it will operate as a DLNA Server and Client

https://www.superfi.co.uk/images/manualbrochure/PANASONIC-DMRBWT735-SPECSHEET.PDF

So, if you connected it to your router by Ethernet, and told the MyCloud Twonky server to use its ‘AutoCopy’ aggregation mode, Twonky ought to copy the video for you, into its ‘Shared Media’ folders. See the question “Q. What are the ‘Shared Media’ folders for?” in the Twonky FAQ:

I’ve never tried using the Aggregation mode.