The CommuniGate Pro Server can be used as a "service provider" for Microsoft Windows applications supporting the MAPI (Microsoft Messaging API). To use this service, a special Connector library (CommuniGate Pro MAPI Connector dll) should be installed on client Microsoft Windows workstations.
The AirSync protocol allows a client device to synchronize its Calendaring, Tasks, and Contacts data with the same data in the user Account on the server. The protocol also allows a user to synchronize some or all of its E-mail mailboxes, to compose and send E-mails, Event invitations, and Event replies.
The CommuniGate Pro Mailbox Alias feature allows AirSync clients to access shared Mailboxes in other Accounts.
The AirSync protocol allows a client device to access the Server Directory.