what is the exact command to shut down a redhat linux system

Question

I am new in linux, I want to know the exact command to shut down a red hat linux server.

I was using init 0. but some one said its not the proper method to shut down my linux server.

If not which is the exact command

Thanks

Answer 1

$ shutdown -h now

or

$ telinit 0

Answer 2

To reboot from the prompt, type:

$ shutdown -r now

Or, if you want to exit from your system and turn off your machine, type:

$ shutdown -h now

.. via manuals.

Answer 3

shutdown -h now

Answer 4

Try poweroff .