How Do I Change the Hostname in Linux 6?

Make sure you are logged in as root and move to /etc/sysconfig and open the network file in vi. Look for the HOSTNAME line and replace it with the new hostname you want to use. In this example I want to replace localhost with redhat9. When you are done, save your changes and exit vi.

How do I change the hostname in Linux?

Ubuntu change hostname command

1. Type the following command to edit /etc/hostname using nano or vi text editor: sudo nano /etc/hostname. Delete the old name and setup new name.
2. Next Edit the /etc/hosts file: sudo nano /etc/hosts. …
3. Reboot the system to changes take effect: sudo reboot.

How do I change my hostname?

Change a server’s hostname

1. Using a text editor, open the server’s /etc/sysconfig/network file. …
2. Modify the HOSTNAME= value to match your FQDN hostname, as shown in the following example: HOSTNAME=myserver.domain.com.
3. Open the file at /etc/hosts. …
4. Run the hostname command.