Linux and Ubuntu Modify host names

Original host Name: Jeepend-virtualbox

How to modify Linux:

1. Log in to the system with the root user using secure CRT or other means.
2. In terminal input: #hostname "Modified host name"
3. Modify hostname in/etc/sysconfig/network as "modified hostname"
4. Modify the "original hostname" as "modified hostname" in the/etc/hosts file
5.reboot, restart the system.

How to modify Ubuntu:

1. $su root//If you cannot su to root see Ubuntu switch to root with Su in the terminal
2. #vi/etc/hostname/Change the name to the name you want to change, such as MyName, VI will not use the reference [Linux/ubuntu] Vi/vim How to use the method to explain
3. Check the contents of/etc/hostname first, this is your Ubuntu hostname
Then edit the/etc/hosts file,
Input in terminal: Gksu gedit/etc/hosts
Under 127.0.0.1 localhost, enter: 127.0.1.1 myname

Linux and Ubuntu Modify host names