It is completely derived from the RedHat Enterprise Linux (RHEL). In 2004, CentOS was released as a free operating system distribution that is based on the Linux kernel. CentOS stands for community enterprise operating system. Linux has various distributions available in the market and one of them is CentOS. Before jumping into the topics, we should understand the concept of Linux and market about it. How to Find a File in CentOS? ĭo you want to understand the concept of centos find file or centos search file command. In this tutorial, we have shown you 3 different methods for changing the hostname of your CentOS 7 server without restarting the machine.įeel free to leave a comment if you have any questions.List of content you will read in this article: Your new hostname will be printed on the console: Static hostname: To verify that the hostname was successfully changed, use the hostnamectl command: hostnamectl To change the hostname to use the following command: sudo nmcli general hostname įinally, restart the systemd-hostnamed service for the changes to take effect: sudo systemctl restart systemd-hostnamed Verify the change # To view the current hostname type: sudo nmcli general hostname Nmcli is a command-line tool for controlling the NetworkManager which can also be used to change the hostname. Sudo systemctl restart systemd-hostnamed Method 3: Using the nmcli command # Use the arrow keys to navigate through the options, select Set system hostname and press Enter: To start the nmtui utility run the following command: sudo nmtui Nmtui is a text user interface for the NetworkManager which can also be used to change the hostname. On success, 0 is returned, a non-zero failure code otherwise. The hostnamectl command does not produce output. To set the pretty hostname to Linuxize's desktop, enter: sudo hostnamectl set-hostname "Linuxize's desktop" -pretty In CentOS 7 we can change the system hostname and related settings using the command hostnamectl, the syntax is as follows: sudo hostnamectl set-hostname sudo hostnamectl set-hostname "Your Pretty HostName" -pretty sudo hostnamectl set-hostname -static sudo hostnamectl set-hostname -transientįor example is we want to change the system static hostname to, we can use the following command: sudo hostnamectl set-hostname Change the Hostname # Method 1: Using the hostnamectl command # To view the current hostname, enter the following command: hostnamectlĪs you can see from the image above, the current hostname is set to localhost.localdomain. ) for both static and transient names such as. It is recommended to use a fully-qualified domain name ( FQDN By default, it is the same as the static hostname.
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