Forum Moderators: phranque
These programs allow you to become a "terminal" on your host's *nix system. After you log in, you'll need some *nix commands.
Your host probably will have a users manual available online that will suggest commonly used commands such as changing a password, checking how much disk space is used or available or setting permissions on files.
Also, "A Basic Unix Tutorial" is located here [isu.edu].
That should get you started.