How to change hostname on CentOS 7?

HostStud · Apr 10, 2019

To view the current hostname, enter the following command:

# hostnamectl

In CentOS 7 to change the hostname and use the command hostnamectl

# hostnamectl set-hostname server.domain.com

Manual method to setup a CentOS 7 hostname is to edit the /etc/hostname file and type your new hostname

# vi /etc/hostname

System reboot is necessary to apply new hostname.