You need to find out what you are trying to fix. You may be chasing a ghost.

The voice mail may be a stand alone and not integrated. The PMS connection is where you need to concentrate your investigation. The Mitel has to send data to the PMS via socket or dataset, the PMS has to send data to the voicemail and, usually, the voicemail will have SMDR data from the Mitel being fed into it.

All the pieces have to work in concert or nothing works.

Rcaman

Americom, Inc.
Where The Art And Science Of Communications Meet