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How do I enable MAPI in Exchange 2013?

“To enable or disable MAPI over HTTP at the mailbox level, use the set-Casmailbox cmdlet with the MapiHttpEnabled parameter. The default value is Null, which means the mailbox will follow organization-level settings. The other options are True to enable MAPI over HTTP and False to disable.

What is MAPI Emsmdb?

EMSMDB refers to the Exchange Transport, EMSMDB32, and EMSABP means the Exchange Address book provider, EMSABP32. MAPI is a glue API, implemented largely in MAPI32. DLL (Messaging Application Programming Interface, 32 bit build). In MAPI, developers implement a series of Providers.

How do I enable MAPI over HTTP?

To enable or disable MAPI over HTTP at the organizational level, use the Set-OrganizationConfig cmdlet with the MapiHttpEnabled parameter. Valid values are: $true: MAPI over HTTP connections are allowed for all mailboxes in the organization (unless MAPI over HTTP is disabled on a specific mailbox).

How do I use MAPI?

Use the Classic EAC to enable or disable MAPI

  1. In the Classic EAC, navigate to Recipients > Mailboxes.
  2. In the list of user mailboxes, click the mailbox that you want to enable or disable MAPI, and then click Edit.
  3. On the mailbox properties page, click Mailbox Features.
  4. Under Email Connectivity, do one of the following.

Does Outlook 2013 support MAPI over HTTP?

One of the new and improved methods to connect Outlook 2013 clients to Microsoft Exchange 2013 SP1 is MAPI (Messaging Application Programming Interface) over HTTP (Hypertext Transfer Protocol). It is a changeover from RPC/HTTP to MAPI/HTTP. MAPI over HTTP improves the stability of the Outlook and Exchange connections.

How do you get MAPI?

Use the new Exchange admin center to enable or disable MAPI

  1. In the new EAC, navigate to Recipients > Mailboxes.
  2. In the list of user mailboxes, click the mailbox that you want to enable or disable MAPI.
  3. Under Mailbox settings > Email apps, click the Manage email apps settings link.

What is MAPI Exchange?

MAPI is a client protocol that lets users access their mailbox by using Outlook or other MAPI email clients. By default, MAPI access to a user mailbox is enabled. Disabling MAPI access to a mailbox prevents the user from using Outlook to access their mailbox in Exchange mode.

How do I setup MAPI in Outlook 2013?

Use the EAC to enable or disable MAPI

  1. In the EAC, navigate to Recipients > Mailboxes.
  2. In the list of user mailboxes, click the mailbox that you want to enable or disable MAPI, and then click Edit .
  3. On the mailbox properties page, click Mailbox Features.
  4. Under Email Connectivity, do one of the following.

Is MAPI over HTTP modern authentication?

MAPI over HTTP must be enabled within Exchange in order to use modern authentication with these clients (enabled or True for new installs of Exchange 2013 Service Pack 1 and above); for more information, see How modern authentication works for Office 2013 and Office 2016 client apps.

What is MAPI over https?

Messaging Application Programming Interface (MAPI) over HTTP is a transport protocol that improves the reliability and stability of the Outlook and Exchange connections by moving the transport layer to the industry-standard HTTP model.