poeroff
You can shut down most Linux systems by issuing the 'halt' command.
Usually you don't shut them down at all. Actually if you want to shut it down - you have to tell it why your shutting it down - not sure if this applies to Linux servers. But if you ever try shutting down and starting up a server with just an active directory and exchange installed... you will soon realise the meaning of the word 'patience'.
To shut down an FTP server in Linux, you would generally use "ftpshut." The command syntax can vary slightly, so check your man pages for the correct syntax.
If you want to shut down the computer, usually "poweroff" or "shutdown -h now" would do. If you want to exit from the graphical interface, you typically just need to shut down the X server (the graphical session generally runs through a display manager session or your startx command)
Yes.
the server has now been shut down due to dupers. (Me =] )
shutdown-hnow
Halt
Shut the whole server down and release another one.
# shutdown -h 5 The system will shut down in five minutes. Log off now?
An Uninterpretable Power Supply will allow the server to shut down safely.
Tumblr shuts down if they are doing work on the server or having technical difficulties.