IsExternalMailbox

The IsExternalMailbox element indicates whether the mailbox is external to the organization.

<IsExternalMailbox>true | false</IsExternalMailbox>

Boolean

Attributes and elements

The following sections describe attributes, child elements, and parent elements.

Attributes

None.

Child elements

None.

Parent elements

SearchableMailbox

Text value

A text value of true for the IsExternalMailbox element indicates that the mailbox is in an external organization. A value of false indicates that the mailbox is in the organization.

Remarks

This element was introduced in Exchange Server 2013.

The schema that describes this element is located in the IIS virtual directory that hosts Exchange Web Services.

Element information

Namespace
https://schemas.microsoft.com/exchange/services/2006/types
Schema name
Types schema
Validation file
Types.xsd
Can be empty
False

See also