MAIL CONTENT DISPOSITION Values and Parameters (last updated 2002-08-21) In RFC 2183 there is a discussion of the "Content-Disposition" header field and the description of the initial values allowed in this header. Additional values may be registered with the IANA following the procedues in section 9 of RFC 2183. Mail Content Disposition Values Name Description Reference ----- ------------ --------- inline displayed automatically [RFC2183] attachment user controlled display [RFC2183] form-data process as form response [RFC2388] signal tunneled content to be processed silently [RFC3204] alert the body is a custom ring tone to alert the [RFC3261] user icon the body is displayed as an icon to the user [RFC3261] render the body should be displayed to the user [RFC3261] session the body describes a communications session, [RFC3261] for example, an RFC2327 SDP body signed-receipt-protocol requested signature format for signed [RFC3335] receipt signed-receipt-micalg requested signature algorithm for signed [RFC3335] receipt Mail Content Disposition Parameters Name Description Reference ----- ------------ --------- filename name to be used when creating file [RFC2183] creation-date date when content was created [RFC2183] modification-date date when content was last modified [RFC2183] read-date date when content was last read [RFC2183] size approximate size of content in octets [RFC2183] name original field name in form [RFC2388] voice type or use of audio content [RFC2421] handling wheter or not processing is required [RFC3204] Mail Content Disposition Parameter Values ----------------------------------------- Voice Parameter Values Voice-Message [RFC2421] Voice-Message-Notification [RFC2421] Originator-Spoken-Name [RFC2421] Recipient-Spoken-Name [RFC2421] Spoken-Subject [RFC2421] Handling Parameter Values required - body must be understood [RFC3204] optional - body may be silently discarded [RFC3204] References ---------- [RFC2183] Troost, R., S. Dorner, and K. Moore, "Communicating Presentation Information in Internet Messages: The Content-Disposition Header Field", RFC 2183, New Century Systems, QUALCOMM Incorporated, University of Tennessee, August 1997. [RFC2388] L. Masinter, "Returning Values from Forms: multipart/form-data", RFC 2388, August 1998. [RFC2421] G. Vaudreuil and G. Parsons, "Voice Profile for Internet Mail - version 2, RFC 2421, September 1998. [RFC3204] E. Zimmerer, J. Peterson, A. Vemuri, L. Ong, F. Audet, M. Watson, and M. Zonoun, "MIME media types for ISUP and QSIG Objects", RFC 3204, Decmeber 2001. [RFC3261] J. Rosenberg, H. Schulzrinne, G. Camarillo, A. Johnston, J. Peterson, R. Sparks, M. Handley, and E. Schooler, "SIP: Session Initiation Protocol", RFC 3261, June 2002. [RFC3335] T. Harding, R. Drummond, and Chuck Shih, "MIME-based Secure Peer-to-Peer Business Data Interchange over the Internet", RFC 3335, August 2002. []