icinga2-bin software package provides host and network monitoring system - daemon, you can install in your Debian 8 (Jessie) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install icinga2-bin
icinga2-bin is installed in your system.
Make ensure the icinga2-bin package were installed using the commands given below,
$ sudo dpkg-query -l | grep icinga2-bin *
You will get with icinga2-bin package name, version, architecture and description in a table
| Distro | Debian 8 jessie |
| Section | Administration Utilities |
| Package | icinga2-bin |
| Version | 2.1.1-1 |
| Description | host and network monitoring system - daemon |
| Sub Section | Admin |