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      How to Change Your Linux Hostname
      Posted by Will Kruss on 27 May 2016 10:52 PM

      Change hostname or server name of a Linux system. Learn following step by step tips to do it yourself.

      To change the hostname on your actual VPS, you need to login via SSH (see: https://www.vpsblocks.com.au/support/Knowledgebase/Article/View/41/0/how-do-i-use-ssh)

      Ubuntu

      Type: /bin/hostname mynewhostname

      Type: nano /etc/hosts

      Edit the file and then save it.

      * Note: If you do not have nano installed, you can install it by running:
      apt-get install nano

      CentOS

      Type: hostname mynewhostname

      Type: pico /etc/sysconfig/network

      Edit the file by changing the hostname entry if there is one, and then save it.

      * Note: If you do not have pico installed, you can install it by running:
      yum install pico

      CentOS 7

      Type: hostname mynewhostname

      Type: pico /etc/hostname

      Edit the file by changing the hostname entry and then save it.

      Type: pico /etc/hosts

      Edit the file by changing the hostname entry for 127.0.0.1 and then save it.

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