ipfm software package provides a bandwidth analysis tool, you can install in your Debian 9 (Stretch) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install ipfm
ipfm is installed in your system.
Make ensure the ipfm package were installed using the commands given below,
$ sudo dpkg-query -l | grep ipfm *
You will get with ipfm package name, version, architecture and description in a table
| Distro | Debian 9 stretch |
| Section | Network |
| Package | ipfm |
| Version | 0.11.5-4.2 |
| Description | a bandwidth analysis tool |
| Sub Section | Net |