conference application on voip

The conference application gives a conferencing feature to calls over internet. Conference room can be created and users can be added to the conference [login to view URL] SIP client soft phone can be used like Xlite or twinkle. Particular secret id's can be given to rooms to provide security. IVR facility is provided for the first user entering the room and last user remained in the room. The conference application will run as a SIP servlet over jboss application server. Mobicents media server will provide the conferencing facility over MGCP. Once the servlet is deployed on jboss as, the calls can be made and any number of users can be joined to a conference [login to view URL] application require only jboss as and mobicents media server on the server side and any sip soft phone on client side.