ifile software package provides spam filter capable of learning, you can install in your Ubuntu 16.04 LTS (Xenial Xerus) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install ifile
ifile is installed in your system.
Make ensure the ifile package were installed using the commands given below,
$ sudo dpkg-query -l | grep ifile *
You will get with ifile package name, version, architecture and description in a table
| Distro | Ubuntu 16 04 lts xenial xerus |
| Section | |
| Package | ifile |
| Version | 1.3.9-6 |
| Description | spam filter capable of learning |
| Sub Section |