iw software package provides tool for configuring Linux wireless devices, 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 iw
iw is installed in your system.
Make ensure the iw package were installed using the commands given below,
$ sudo dpkg-query -l | grep iw *
You will get with iw package name, version, architecture and description in a table
| Distro | Ubuntu 16 04 lts xenial xerus |
| Section | Network |
| Package | iw |
| Version | 3.17-1 |
| Description | tool for configuring Linux wireless devices |
| Sub Section | Net |