XMPP is a communication protocol of instant messaging, VoIP (Voice over IP), videoconferencing.
YunoHost provide:
You can connect to your XMPP server with any standard desktop XMPP client, such as Pidgin, Gajim, Jitsi or Adium.
The credentials to give are :
- The first part of your email address (without the @domain.tld)
- Your standard YunoHost password
Your XMPP server runs on the standard port 5222. Your administrator might need to forward this port if the server is behind a router.