The MiVoice Business voice mail application can be used as a standalone voice mail server behind any PBX that has DPNSS or QSIG trunks.
To program a MiVoice Business system as a standalone voice mail server:
Program the number of digital
links, voice mail licenses, and country variant.
Reboot the system.
Program digital trunks QSIG or MSDN/DPNSS.
Program voice mail.