Perl Module Net-IP (version 1.26 or above) has not been installed or not resolvable.

My issue is a different as you can see is failed because of Perl Module but I have install every module I can yet still fail. Any help would be much appreciated. 

root@dppnagios02:/tmp/Dell_OpenManage_Plugin/Install# ./install.sh

Dell OpenManage Plug-in v2.0 for Nagios Core requires Nagios Core v3.5.0 or later.
Press 'Y' to continue if Nagios Core version is 3.5.0 or later.
Press any other key to exit installation (default: 'Y'):

Provide the installed location of Nagios Core (Press ENTER to continue with the default location: '/usr/local/nagios'):

Using the default Nagios Core installed location: /usr/local/nagios
Nagios Core installed location verified: /usr/local/nagios

Checking prerequisites...

Perl Module Net-IP (version 1.26 or above) has not been installed or not resolvable. Pre-requisite check failed.
Exiting Installation...

Installation is Unsuccessful.