2.1.3.3.5 Message Class Attributes

The message class attribute value is stored as a zero-terminated string that holds the name specified by the client.

Message class attributes in TNEF are as follows:

Attribute in TNEF

Level

Message Property

attMessageClass

Message

PidTagMessageClass ([MS-OXPROPS] section 2.788)

attOriginalMessageClass

Message

PidTagOriginalMessageClass ([MS-OXPROPS] section 2.831)

For details about how the TNEF Writer handles these attributes, see section 2.2.3.4. For details about the TNEF Reader handles this field, see section 2.3.3.4.