Yo tener Openfire con LDAP y funciona muy bien, es muy fácil de integrar
Active Directory con Openfire, instrucciones en www.igniterealtime.com.
Tal vez usted elige utilizar Openfire. Echa un vistazo.
English:
I have Openfire with LDAP up and working very well, i was very easy to integrate Active Directory with Openfire, instructions at www.igniterealtime.com.