Synology

How to back up data on Synology NAS to another server this should also work for a synology nas to another synology nas

backup via internet NL forum link, aldus deze pagina, poorten:

Network Backup: 873 TCP

Encrypted Network Backup: 873, 22 TCP

backup nas via rsync

How to encrypt shared folders on Synology NAS

How to make Synology NAS accessible via the Internet

How to secure your Synology NAS server on the Internet