popfile software package provides email classification tool, you can install in your Ubuntu 14.04 LTS (Trusty Tahr) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install popfile
popfile is installed in your system.
Make ensure the popfile package were installed using the commands given below,
$ sudo dpkg-query -l | grep popfile *
You will get with popfile package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | |
| Package | popfile |
| Version | 1.1.3+dfsg-0ubuntu1 |
| Description | email classification tool |
| Sub Section |