Telnet and SSH
If you have never read it, then you should brew some of your favorite coffee, sit down, and treat yourself to Neal Stephenson’s essay “In the Beginning. . . Was the Command Line” (William Morrow Paperbacks, 1999). You can also download a copy from his web site in the form (appropriately enough) of a raw text file at www.cryptonomicon.com/beginning.html.
The command line is the topic of this chapter. It covers how you can access it over the network, together with enough discussion about its typical behavior to get you through any frustrating issues that you might encounter while trying to use it.
Happily enough, the old-fashioned ...