To complete the configuration of the Citadel server, use citadel-webcit with a
web browser, log in with the administrator's username and review items in the
Administration menu.

More detailed information can be found on www.citadel.org, particularly in the
FAQ and Documentation sections.


http://citadel.org/doku.php/installation:getting_started 
offers a list of tasks to fullfill after the installation.