alsaplayer-jack software package provides alsaplayer output module for JACK, 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 alsaplayer-jack
alsaplayer-jack is installed in your system.
Make ensure the alsaplayer-jack package were installed using the commands given below,
$ sudo dpkg-query -l | grep alsaplayer-jack *
You will get with alsaplayer-jack package name, version, architecture and description in a table
| Distro | Ubuntu 16 04 lts xenial xerus |
| Section | Sound |
| Package | alsaplayer-jack |
| Version | 0.99.81-1ubuntu3 |
| Description | alsaplayer output module for JACK |
| Sub Section | Sound |