Set hostname in CentOS 7
Hostname is a sub domain. To set hosting, edit file vi /etc/hosts Add SERVER_IP_HERE HOSTNAME.yourdomain.com HOSTNAME Example 72.21.51.194 server32.serverok.in server32 Now run echo HOSTNAME.yourdomain.com > /etc/hostname Example echo server32.serverok.in > /etc/hostname Run /bin/hostname -F /etc/hostname Edit file vi /etc/sysconfig/network Edit or add HOSTNAME entry NETWORKING=yes HOSTNAME=HOSTNAME.yourdomain.com Reboot the server with reboot You can verify hostname … Read more