How To Change Hostname on Linux

Hostname is the program that is used to either set or display the current host, domain or node name of the system. These names are used by many of the networking programs to identify the machine. more details - ( http://goo.gl/m5FxI9 )


In not waste time. Let's follow the instructions to change the hostname in linux .


Firstly, you need open "terminal" then type this command in your terminal .  "Entry" use the nano as a modifier to change hostname .


$ sudo nano /etc/hostname

After making changes to the hostname. You need to save and then log out and log in back. After that you will see changes to the original hostname hostname is changed.