How to find perl module and install it under Ubuntu?
1) You have to find the package of this module.
For example, I want to install GEO::IPfree module for enable IPfree plugin in Awstats.
sudo apt-cache search perl geo::ipfree
2) It will return the package name as below:
libgeo-ipfree-perl
3) Now I can install this module by following command:
sudo apt-get install libgeo-ipfree-perl
Done.