If you have an official edition of Red Hat Linux 7.3, please remember to sign up for the benefits you are entitled to as a Red Hat customer.
You will be entitled to any or all of the following benefits, depending upon the Official Red Hat Linux product you purchased:
Official Red Hat support — Get help with your installation questions from Red Hat, Inc.'s support team.
Red Hat Network — Easily update your packages and receive security notices that are customized for your system. Go to http://rhn.redhat.com for more details.
Under the Brim: The Official Red Hat E-Newsletter — Every month, get the latest news and product information directly from Red Hat.
To sign up, go to http://www.redhat.com/apps/activate/. You will find your Product ID on a black, red, and white card in your Official Red Hat Linux box.
To read more about technical support for Official Red Hat Linux, refer to the Getting Technical Support Appendix in the Official Red Hat Linux Installation Guide.
Good luck, and thank you for choosing Red Hat Linux!
The Red Hat Documentation Team