No matter how hard you try, you can’t be everywhere at once. Servers and workstations that you need to support can be based in various locations, sometimes even thousands of miles away. Physical access to these systems on short notice is impossible. Fortunately, there are several widely used remote administration methods for Linux that let you cross that distance in little more than a few mouse clicks. Here are four major Linux remote administration utilities and some pluses and minuses for each.
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