ejabberd software package provides distributed, fault-tolerant Jabber/XMPP server written in Erlang, 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 ejabberd
ejabberd is installed in your system.
Make ensure the ejabberd package were installed using the commands given below,
$ sudo dpkg-query -l | grep ejabberd *
You will get with ejabberd package name, version, architecture and description in a table
| Distro | Debian 8 jessie |
| Section | Network |
| Package | ejabberd |
| Version | 14.07-4+deb8u3 |
| Description | distributed, fault-tolerant Jabber/XMPP server written in Erlang |
| Sub Section | Net |