Cisco DCNM 5.x Installation on CentOS 5.x

Problem Description: Unable to install Cisco DCNM on CentOS.

[root@localhost ~]# uname -a
Linux localhost.localdomain 2.6.18-308.el5 #1 SMP Tue Feb 21 20:06:06 EST 2012 x86_64 x86_64 x86_64 GNU/Linux
[root@localhost ~]# 
[root@localhost ~]# cat /etc/redhat-release
CentOS release 5.8 (Final)
[root@localhost ~]# 

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Workaround / Solution:

[root@localhost ~]# echo "Red Hat Enterprise Linux Server release 5.8 (Tikanga)" > /etc/redhat-release 
[root@localhost ~]# 
[root@localhost ~]# cat /etc/redhat-release 
Red Hat Enterprise Linux Server release 5.8 (Tikanga)
[root@localhost ~]#