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2.2.3.2.15.1 Requirements for Fax messages

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MIME readers should verify that MIME messages with a Content-Type header value of "fax" or "fax-ca" meet all of the following requirements.

  • The root MIME part MUST have a Content-Type header value of "multipart/mixed".

  • The root MIME part MUST contain exactly two MIME parts:

    • The first MIME part contained by the root MIME part MUST have a Content-Type header value of "text/html".

    • The second MIME part contained by the root MIME part MUST have a Content-Type header value of "image/tiff".