libfko-perl software package provides FireWall KNock OPerator - Perl module, 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 libfko-perl
libfko-perl is installed in your system.
Make ensure the libfko-perl package were installed using the commands given below,
$ sudo dpkg-query -l | grep libfko-perl *
You will get with libfko-perl package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Perl |
| Package | libfko-perl |
| Version | 2.6.0-2 |
| Description | FireWall KNock OPerator - Perl module |
| Sub Section | Perl |