due to corporate restrictions I am not able to use PPM and CPAN utility tools

If it's a firewall blocking you, you may be able to establish firewall authentication by accessing the following URL from your web browser:

Then try the cpan command.

For Strawberry Perl, try:

I don't know if ActivePerl's cpan tool uses an ActivePerl specific URL, but ActiveState should be able to tell you what that is.