In fact quite similar. The raspberry pi launches wireguard connection to my home. So, it can be located at my parents’ house or elsewhere, it only needs one IP address by DHCP and Internet. With wireguard up with home, I can remotely ssh the raspberry pi to rsync backups and manage it.
Rsync of my Borg backup repositories to one raspberry pi in my parents’ house.
Similar, but VPN to parents house and btrbk to backup my brtfs snapshots and disks.
In fact quite similar. The raspberry pi launches wireguard connection to my home. So, it can be located at my parents’ house or elsewhere, it only needs one IP address by DHCP and Internet. With wireguard up with home, I can remotely ssh the raspberry pi to rsync backups and manage it.