When Exchange Server sends MIME messages, the content-type depends on whether there are attachments to the message, and on the formatting of the message text. If there are attachments, the content-type is multipart/mixed. In this case, the message text and each attachment become a separate part of the message content, each with its own content-type. If there are no attachments, the content-type of the message is Text/Plain, and the message body is made up of only one part.
A multipart/mixed MIME message header of a message sent with a Microsoft Word attachment may appear similar to the following:
boundary="Boundary_any ascii character except some of the following special characters:
<BR/> ( )< > @ , ; : \ / [ ] ? = “
--Boundary_any ASCII character, except some special characters below:
ID articol: 323226 - Ultima examinare: 19 iun. 2014 - Revizie: 1