You can configure a remote sftp account to store the backups. It is better to add a nearest sftp account in same LAN to get more speed.

Field Description Value / Sample
Pool name The name of the pool foosftp
Hostname SFTP hostname or IP
Port number SFTP port number 22
User SFTP user name foo
Password SFTP user password foopassword123
Path SFTP user folder /home/foo

Remote SFTP storage pool support incremental, compressed and uncompressed backups. If you choose incremental backups, then soft-links will be excluded from the backup process. You can’t use sftp pool for disaster storage pool.