For private rooms, modify the

Sathi Reddy — Fri, 17 Feb 2017 05:08:56 +0000

For private rooms, modify the configuration file as follows:

mod_muc: 
    ........   ## other options
    default_room_options:
       persistent: true
       public: false
       members_only: true

It's possible using a MUC capable client

mfoss — Thu, 09 Mar 2006 16:10:41 +0000

Yes. Create a chatroom and configure it with a MUC capable client (Tkabber, Gajim, GAIM, Exodus...).

You have several methods to restrict access: