Once your inside your server on SSH. You can establish an connection to the FTP storage backup with the following command:
root@server:~# ftp ftpback-rbx4-40.ovh.net
Connected to ftpback-rbx4-40.ovh.net.
220-#########################################
220-# #
220-# Welcome on ftpback-rbx4-40.ovh.net #
220-# #
220-# - OVH dedicated servers - #
220-# #
220-# http://www.ovh.com #
220-# #
220-#########################################
220 This is a private system - No anonymous login
Name (ftpback-rbx4-40.ovh.net:root): server address *ns12345.ovh.net*
Password: FTP password
To put files into the FTP, you would use the command of put filename.txt
