up2date configuration:

login as root,
and issue the following command:

up2date –configure
ENTER
7 ENTER
C ENTER

24 ENTER
C ENTER
ENTER

What the above command does is it will remove “kernel” from the skip package list, and hence, everything, including the kernel can now be upgraded automatically.

Register with Redhat
rhn_register ENTER
NEXT
NEXT
enter a username, password and a valid email address NEXT
NEXT
<building package list>
Tab Tab NEXT
NEXT
<sending profile>
FINISH
Enable Updates for the server

https://rhn.redhat.com/
sign on with the above created username and password.
Click
Click System Entitlements
Select DEMO and click “update entitlements”

Click systems
select the system
click on packages
select all the packages and click “update”
you can sign-out now

Update the server:

login as root, and issue the following command

up2date -u ENTER

If the system says it is busy, try again later.