MAPI Vs IMAP Protocol

Comparison between MAPI and IMAP Protocol:

MAPI Protocol IMAP Protocol
Full Form Messaging Application Programming Interface Internet Message Access Protocol.
Type Full groupware protocol Mail Protocol
Definition Based on a technology from Microsoft which uses RPC-based communication to interact with a MAPI-based mail server like Exchange.
The emails that are received are kept by the Internet server. It can work on even a slow connection like a modem.
Functionality Full
(functionality of all services that Exchange has to offer using Outlook)
Connecting to Exchange Mailboxes
  • Direct live connection to the Mail Server
  • Shared Inbox, Calendar, Contacts, Tasks, Notes and Free/Busy information for scheduling
  • Public Folders
  • Out Of Office Assistant
  • Server Side Rules and Alerts
  • Access to Outlook Web Access via any Web Browser
  • Optional Server Side SPAM Management
  • Direct Live Connection to the Mail Server


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