Developer Services Portal v. 4.16.09
To start, stop, or restart the portal, you actually start, stop, or restart the Apache web server. For example, to restart Apache on RedHat and CentOS, use the following command:
> service httpd restart
To stop or start Apache on RedHat and CentOS, use the commands:
> service httpd stop > service httpd start
For more information, see http://www.apache.org/.