How to configure Apache Server on CentOS, RedHat, Linux

1. Set the apache service to start on boot
   chkconfig --levels 235 httpd on
2. Enable name-based virtual hosting on port 80
   1. Open the httpd configuration file located at/etc/httpd/conf/httpd.conf
   2. Un-comment the line containing the textNameVirtualHost *:80
   3. Save the file
   4. Restart the Apache HTTP Server daemon
      service httpd restart
      Note: Ignore the "NameVirtualHost *:80 has no VirtualHosts" warning for now.