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 # Learning Jenkins, 01-05: Install Jenkins on Ubuntu
 
 # Prerequisites
+The target system should be running a recent version of the Ubuntu operating system.
+
+You will need to be able to access the system via CLI, most likely over SSH, and via HTTP on port `8080`.
+
+
 You will need to have `root` permission on the target system, specifically so you can run commands using `sudo`.
 
 # Installation