KNOCKKNOCK CHANGE HOSTNAME HOW TO
In this tutorial, we have shown you how to change the hostname of your Linux system. Operating System: Debian GNU/Linux 10 (buster) The new system hostname and some additional system information such as the kernel version On success, 0 is returned, a non-zero failure code otherwise.įinally, to verify that the hostname was successfully changed, once again use the hostnamectl command: hostnamectl The hostnamectl command does not produce output. Privileges can change the system hostname.įor example, to change the system hostname to, you would use the following command: sudo hostnamectl set-hostname To change the hostname invoke the hostnamectl command with the set-hostname argument followed by the new hostname. The system hostname is highlighted in the image below: To view the current hostname, invoke the hostnamectl command without any arguments: hostnamectl On Linux systems using systemd, the hostnamectl command can be used to query and change the hostname and related settings on a given machine. The FQDNĬonsists of two parts, the hostname, and the domain name. If the machine is connected to the Internet (such as web or mail server) it is recommended to use a fully qualified domain name (FQDN) as a system hostname. The hostname can be a simple string containing alphanumeric characters, dots and hyphens.
Each device in the network should have a unique hostname. What is Hostname #Ī hostname is a label assigned to a machine that identifies the machine on the network.
The instructions should work on any modern Linux distribution that uses systemd. This tutorial will walk you through the process of changing the hostname in Linux without the need of restarting the system.
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