POX Autodiscover request for Exchange

Last modified: February 26, 2014

Applies to: Exchange Online | Exchange Server 2007 | Exchange Server 2010 | Exchange Server 2013 | Office 365

The Autodiscover request contains a query for a user's client access configuration.


The following XML example shows an Autodiscover request body.


<Autodiscover xmlns="http://schemas.microsoft.com/exchange/autodiscover/outlook/requestschema/2006">

Request Headers

The following HTTP headers are optional when sending Autodiscover requests.




If present and set to "1", indicates that the client is requesting information that can be used to connect to the server by using the MAPI/HTTP protocol. This header is applicable to clients that implement the MAPI/HTTP protocol and target Exchange Online, Exchange Online as part of Office 365, or on-premises versions of Exchange starting with build 15.00.0847.032 (Exchange Server 2013 SP1).

Request Elements

The following elements are used in the request body:

Note Note

The LegacyDN (POX) element can be used in place of the EMailAddress (POX) element.

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