BSD/Linux Tutorial Zone

Red Hat Enterprise Linux 5.3 has been released recently.
If you are using RHEL for you company, you shall upgrade your RHEL.
Why?
That is because it will fix some issues and improve some features.
You can refer to the release note that provided by official site as below.

http://www.redhat.com/docs/en-US/Red_Hat_Enterprise_Linux/5/html/Release_Notes/index.html