dyfi software package provides client for updating dynamic hostname mappings for dy.fi, 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 dyfi
dyfi is installed in your system.
Make ensure the dyfi package were installed using the commands given below,
$ sudo dpkg-query -l | grep dyfi *
You will get with dyfi package name, version, architecture and description in a table
| Distro | Ubuntu 16 04 lts xenial xerus |
| Section | Miscellaneous |
| Package | dyfi |
| Version | 1.2.0-3 |
| Description | client for updating dynamic hostname mappings for dy.fi |
| Sub Section | Misc |