How to change Hostname in CentOS

This artcle describe the way to change hostname of CentOS vertual server. 

Step1. Open /etc/sysconfig/network from your favorite text editor. In this example we are using "nano" Text editor.

# nano /etc/sysconfig/network


Step2. Change HOSTNAME=server.yournewhosname.com

Eg:  HOSTNAME=verygoodhn

STEP3: Run the following command
#hostname
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