2.2.2.20 ContentClass

The ContentClass element is an optional element that specifies the content class of the data. It is defined as an element in the Email namespace.

The value of this element is a string data type, as specified in [MS-ASDTYPE] section 2.7.

For e-mail messages, the value of this element MUST be set to "urn:content-classes:message".

Protocol Versions

The following table specifies the protocol versions that support this element. The client indicates the protocol version being used by setting either the MS-ASProtocolVersion header, as specified in [MS-ASHTTP] section 2.2.1.1.2.6, or the Protocol version field, as specified in [MS-ASHTTP] section 2.2.1.1.1.1, in the request.

Protocol version

Element support

2.5

12.0

Yes

12.1

Yes

14.0

Yes

14.1

Yes

16.0

Yes

16.1

Yes

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