You can run a series of Linux commands to copy multiple files to a folder or copy a single file to multiple folders, but you can save time and trouble by using xargs, loops and scripts.

To make life easier, a set of batch files (shell scripts) are provided so that you don't need to remember and type in all these parameters. Additionally, there is a UNIX/Linux version of the LTOOLS, ...

If it works, then you check rsync and Delta Copy. Are you trying to use the root login? - most setups block remote login as root, so you can't login directly as root via ssh.