Point to a command line article

6 years ago · c02df0443a
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 ## Prerequisites

+A basic understanding of [the command-line] is required.
+
+[the command-line]: http://write.flossmanuals.net/command-line/introduction/

 The SSH ecosystem is very established. It is available on all modern GNU/Linux
 distributions, MacOS and Windows. You can use your home server or if you don't have one yet you can use your own personal laptop to experiment (in this case, your laptop will