As root, just type the command shutdown -h now.
"Debian GNU/Linux: Guide to Installation and Usage"
John Goerzen and Ossama Othman
These configuration files may contain application start-up information, run-time settings and application shutdown settings.
"Debian GNU/Linux: Guide to Installation and Usage"
John Goerzen and Ossama Othman
It was now I who had to inspect our depots periodically and make constant trips into the dangerous regions across the Channel to see that the shutdown plants were being properly cared for.
"Greener Than You Think"
Ward Moore