asterisk-modules software package provides loadable modules for the Asterisk PBX, 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 asterisk-modules
asterisk-modules is installed in your system.
Make ensure the asterisk-modules package were installed using the commands given below,
$ sudo dpkg-query -l | grep asterisk-modules *
You will get with asterisk-modules package name, version, architecture and description in a table
| Distro | Ubuntu 16 04 lts xenial xerus |
| Section | Libraries |
| Package | asterisk-modules |
| Version | 1:13.1.0~dfsg-1.1ubuntu4 |
| Description | loadable modules for the Asterisk PBX |
| Sub Section | Libs |