mount dvd - RHEL 6

Follow the following:

[root@RHEL-6 ~]# mount /dev/sr0 /mnt/
mount: block device /dev/sr0 is write-protected, mounting read-only
[root@RHEL-6 ~]# cd /mnt/
[root@RHEL-6 mnt]# ll
total 732
-rw-r--r-- 1 root root   5165 Feb 29  2012 blafdoc.css
drwxr-xr-x 3 root root   2048 Feb 29  2012 Cluster
drwxr-xr-x 3 root root   4096 Feb 29  2012 ClusterStorage
-rw-r--r-- 1 root root   6830 Feb 29  2012 EULA
-rw-r--r-- 1 root root   7041 Feb 29  2012 eula.en_US
-rw-r--r-- 1 root root   3334 Feb 29  2012 eula.py
-rw-r--r-- 1 root root  18390 Feb 29  2012 GPL
drwxr-xr-x 4 root root   2048 Feb 29  2012 images
drwxr-xr-x 2 root root   2048 Feb 29  2012 isolinux
-rw-r--r-- 1 root root   3547 Feb 29  2012 README-en
-rw-r--r-- 1 root root   7897 Feb 29  2012 README-en.html
-rw-r--r-- 1 root root  35456 Feb 29  2012 RELEASE-NOTES-en
-rw-r--r-- 1 root root  38444 Feb 29  2012 RELEASE-NOTES-en.html
-rw-r--r-- 1 root root   1397 Feb 29  2012 RPM-GPG-KEY
-rw-r--r-- 1 root root   1397 Feb 29  2012 RPM-GPG-KEY-oracle
drwxr-xr-x 4 root root 593920 Feb 29  2012 Server
-rw-r--r-- 1 root root    105 Feb 29  2012 supportinfo
-r--r--r-- 1 root root   4436 Feb 29  2012 TRANS.TBL
drwxr-xr-x 3 root root   8192 Feb 29  2012 VT