The Nortel Norstar Voice Mail Interface (VMI) allows connection of a third party stand alone auto-attendant or voice mail system to a Norstar system. This interface provides the basics of integration: forward to personal greeting return to operator message notification Each VMI supports 2 ports on the auto attendant or voicemail device and uses 2 station ports on the Norstar phone system. Up to 10 VMI units can be used on a Norstar to interface an auto attendant or voicemail system. VMI's are compatible with the following systems: 3x8 DR5.1 6x16 DR2 or higher 8x24 DR2 or higher CICS 1.0 or higher MICS 1.0 or higher MICS 1.0 XC or higher