geximon software package provides a monitor for the exim MTA, 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 geximon
geximon is installed in your system.
Make ensure the geximon package were installed using the commands given below,
$ sudo dpkg-query -l | grep geximon *
You will get with geximon package name, version, architecture and description in a table
| Distro | Ubuntu 16 04 lts xenial xerus |
| Section | |
| Package | geximon |
| Version | 0.7.7-2.1 |
| Description | a monitor for the exim MTA |
| Sub Section |