icinga software package provides host and network monitoring system - metapackage, 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 icinga
icinga is installed in your system.
Make ensure the icinga package were installed using the commands given below,
$ sudo dpkg-query -l | grep icinga *
You will get with icinga package name, version, architecture and description in a table
| Distro | Ubuntu 16 04 lts xenial xerus |
| Section | Network |
| Package | icinga |
| Version | 1.13.3-2 |
| Description | host and network monitoring system - metapackage |
| Sub Section | Net |