iptux software package provides Intranet communication tool for Linux, 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 iptux
iptux is installed in your system.
Make ensure the iptux package were installed using the commands given below,
$ sudo dpkg-query -l | grep iptux *
You will get with iptux package name, version, architecture and description in a table
| Distro | Debian 9 stretch |
| Section | Network |
| Package | iptux |
| Version | 0.6.3-1 |
| Description | Intranet communication tool for Linux |
| Sub Section | Net |