John McCann writes: > 1. How does one go into "single user" mode? telinit 1 You can come back to runlevel 3 with: telinit 3 These are specific to Fedora/Redhat. > 2. What is telinit? It's a command. The wag in me wants to say it's the mother of all commands -- but I diagress. Learn more by issuing: man telinit > and > 3. What is a run level? A description of what kind of services are made available on Linux systems. For example, the primary runlevels on Fedora include: runlevel 1 -- also known as single user mode. No login is required. There are not multiple consoles, etc. runlevel 3: Multiple user and networking services provided -- but no gui. runlevel 5: gui runlevel 6: reboot