Besides providing a secure command line interface, what other ways can SSH be utilized?

A secure command line interface is just the beginning of the many ways SSH can be used. Given the proper amount of bandwidth, X11 sessions can be directed over an SSH channel. Or, by using TCP/IP forwarding, previously insecure port connections between systems can be mapped to specific SSH channels.

X11 Forwarding

Opening an X11 session over an established SSH co...