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φ chat: Faculty jabber

What is Jabber?

Jabber ( XMPP protocol ) is an instant messaging system , the main advantage of which is open specification and distributed implementation.

To use it, you need to have a client installed, such as cross-platform Pidgin , Gajim or Jabbim but there are advice . For Android it can be used for example XMPP Jabber Client .

How do I join?

Each FI user has their own Jabber account (JID) created with faculty password.

Connection configuration in different clients may differ, but usually you just need to choose the Jabber / XMPP protocol, fill in your JID and your password.

If you need to specify a more specific configuration, use the following parameters:

  • server:
  • port: 5222 (STARTTLS), or 5223 (SSL / TLS)


A very simple client is part of the Thunderbird mail program. However, it requires different settings:

  • server:
  • port: 5222

Discussion rooms

Communication of multiple users can be realized by means of so-called conferences (discussion rooms, chat rooms, multi-user chat, MUC). Only users from the Faculty of Informatics can participate in conferences on our server. Please note that records from these conferences are archived and available to administrators. Conference rooms at FI have an address mí (can usually be used alone místnost ). The general discussion is at .

Searching for users and conferences are services accessible through the so-called service discovery . The details vary from client to client, but the use is basically intuitive.

Contacts from other servers

You can also send messages to any Jabber user connected to another server, as long as they support it and have no restrictions in this regard. Just add the appropriate JID to your contacts.