fbb software package provides Packet radio mailbox and utilities, 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 fbb
fbb is installed in your system.
Make ensure the fbb package were installed using the commands given below,
$ sudo dpkg-query -l | grep fbb *
You will get with fbb package name, version, architecture and description in a table
| Distro | Ubuntu 16 04 lts xenial xerus |
| Section | Ham Radio |
| Package | fbb |
| Version | 7.07-2build1 |
| Description | Packet radio mailbox and utilities |
| Sub Section | Hamradio |