Change Ubuntu / Debian Hostname after installation

DebianFresh InstallHostnameUbuntu


Using the terminal,

sudo nano /etc/hostname


Using Terminal and graphical editor. (this requires Ubuntu / Desktop desktop edition)

[ Also, this method requires gksu which can be installed using

sudo apt-get -y install gksu


gksudo gedit /etc/hostname


Change the hostname to what you desire and reboot.


To change the hostname for the current session without making permanent change you can also use


sudo hostname mnewhost.localdomain

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