MEDIA TYPES


[RFC1521] specifies that Content Types, Content Subtypes, Character
Sets, Access Types, and Conversion values for MIME mail will be
assigned and listed by the IANA.


Content Types and Subtypes
--------------------------

Type            Subtype         Description                 Reference
----            -------         -----------                 ---------
text            plain                            [RFC1521,Borenstein]
                richtext                         [RFC1521,Borenstein]
                enriched                                    [RFC1896]
                tab-separated-values                   [Paul Lindner]
                html                                        [RFC1866]
                sgml                                        [RFC1874]
                vnd.latex-z                                   [Lubos]
                vnd.fmi.flexstor                             [Hurtta]

multipart       mixed                            [RFC1521,Borenstein]
                alternative                      [RFC1521,Borenstein]
                digest                           [RFC1521,Borenstein]
                parallel                         [RFC1521,Borenstein]
                appledouble                [MacMime,Patrik Faltstrom]
                header-set                             [Dave Crocker]
                form-data                                   [RFC1867]
		related					    [RFC1872]
                report                                      [RFC1892]
                voice-message                               [RFC1911]
                signed                                      [RFC1847]
                encrypted                                   [RFC1847]
                byteranges                                  [RFC2068]

message         rfc822                           [RFC1521,Borenstein]
                partial                          [RFC1521,Borenstein]
                external-body                    [RFC1521,Borenstein]
                news                        [RFC 1036, Henry Spencer]
                http                                        [RFC2068]

application     octet-stream                     [RFC1521,Borenstein]
                postscript                       [RFC1521,Borenstein]
                oda                              [RFC1521,Borenstein]
                atomicmail                    [atomicmail,Borenstein]
                andrew-inset                [andrew-inset,Borenstein]
                slate                           [slate,terry crowley]
                wita              [Wang Info Transfer,Larry Campbell]
                dec-dx            [Digital Doc Trans, Larry Campbell]
                dca-rft        [IBM Doc Content Arch, Larry Campbell]
                activemessage                          [Ehud Shapiro]
                rtf                                    [Paul Lindner]
                applefile                  [MacMime,Patrik Faltstrom]
                mac-binhex40               [MacMime,Patrik Faltstrom]
                news-message-id              [RFC1036, Henry Spencer]
                news-transmission            [RFC1036, Henry Spencer]
                wordperfect5.1                         [Paul Lindner]
                pdf                                    [Paul Lindner]
                zip                                    [Paul Lindner]
                macwriteii                             [Paul Lindner]
                msword                                 [Paul Lindner]
                remote-printing                        [RFC1486,Rose]
                mathematica                             [Van Nostern]
                cybercash                                  [Eastlake]
                commonground                                 [Glazer]
                iges                                          [Parks]
                riscos                                        [Smith]
                eshop                                          [Katz]
                x400-bp                                     [RFC1494]
                sgml                                        [RFC1874]
                cals-1840                                   [RFC1895]
                pgp-encrypted                               [RFC2015]
                pgp-signature                               [RFC2015]
                pgp-keys                                    [RFC2015]
                vnd.framemaker                               [Wexler]
                vnd.mif                                      [Wexler]
		vnd.ms-excel                                   [Gill]
                vnd.ms-powerpoint                              [Gill]
                vnd.ms-project                                 [Gill]
                vnd.ms-works                                   [Gill]
                vnd.ms-tnef                                    [Gill]
                vnd.svd                                      [Becker]
                vnd.music-niff                               [Butler]
                vnd.ms-artgalry                             [Slawson]
                vnd.truedoc                                   [Chase]
                vnd.koan                                       [Cole]
                vnd.street-stream                            [Levitt]
                vnd.fdf                                      [Zilles]
                set-payment-initiation                       [Korver]
                set-payment                                  [Korver]
                set-registration-initiation                  [Korver]
                set-registration                             [Korver]
                vnd.seemail                                    [Webb]
                vnd.businessobjects                         [Imoucha]
                vnd.meridian-slingshot                        [Wedel]
                vnd.xara                                 [Matthewman]
                sgml-open-catalog                            [Grosso]
                vnd.rapid                                   [Szekely]
                vnd.enliven                              [Santinelli]
                vnd.japannet-registration-wakeup              [Fujii]
                vnd.japannet-verification-wakeup              [Fujii]
                vnd.japannet-payment-wakeup                   [Fujii]
                vnd.japannet-directory-service                [Fujii]
                vnd.intertrust.digibox                    [Tomasello]
                vnd.intertrust.nncp                       [Tomasello]
                prs.alvestrand.titrax-sheet              [Alvestrand]


image           jpeg                             [RFC1521,Borenstein]
                gif                              [RFC1521,Borenstein]
                ief             Image Exchange Format       [RFC1314]
                g3fax                                       [RFC1494]
                tiff            Tag Image File Format          [Rose]
		cgm		Computer Graphics Metafile  [Francis]
		naplps                                       [Ferber]
                vnd.dwg                                      [Moline]
                vnd.svf                                      [Moline]
                vnd.dxf                                      [Moline]
                png                                 [Randers-Pehrson]
                vnd.fpx                                     [Spencer]
                vnd.net-fpx                                 [Spencer]

audio           basic                            [RFC1521,Borenstein]
                32kadpcm                                    [RFC1911]
                vnd.qcelp                                 [Lundblade]

video           mpeg                             [RFC1521,Borenstein]
                quicktime                              [Paul Lindner]
                vnd.vivo                                      [Wolfe]
                vnd.motorola.video                          [McGinty]
                vnd.motorola.videop                         [McGinty]

model                                                       [RFC2077]
                iges                                        [RFC2077]
                vrml                                        [RFC2077]
                mesh                                        [RFC2077]

The "media-types" directory contains a subdirectory for each content
type and each of those directories contains a file for each content
subtype.

                               |-application-
                               |-audio-------
                               |-image-------
                 |-media-types-|-message-----
                               |-model-------
                               |-multipart---
                               |-text--------
                               |-video-------

   URL = ftp://ftp.isi.edu/in-notes/iana/assignments/media-types


Character Sets
--------------

All of the character sets listed the section on Character Sets are
registered for use with MIME as MIME Character Sets.  The
correspondance between the few character sets listed in the MIME
specification [RFC1521] and the list in that section are:

Type           Description				    Reference
----           -----------                                  ---------
US-ASCII       see ANSI_X3.4-1968 below          [RFC1521,Borenstein]
ISO-8859-1     see ISO_8859-1:1987 below         [RFC1521,Borenstein]
ISO-8859-2     see ISO_8859-2:1987 below         [RFC1521,Borenstein]
ISO-8859-3     see ISO_8859-3:1988 below         [RFC1521,Borenstein]
ISO-8859-4     see ISO_8859-4:1988 below         [RFC1521,Borenstein]
ISO-8859-5     see ISO_8859-5:1988 below         [RFC1521,Borenstein]
ISO-8859-6     see ISO_8859-6:1987 below         [RFC1521,Borenstein]
ISO-8859-7     see ISO_8859-7:1987 below         [RFC1521,Borenstein]
ISO-8859-8     see ISO_8859-8:1988 below         [RFC1521,Borenstein]
ISO-8859-9     see ISO_8859-9:1989 below         [RFC1521,Borenstein]

Access Types
------------

Type           Description				    Reference
----           -----------				    ---------
FTP					         [RFC1521,Borenstein]
ANON-FTP	                                 [RFC1521,Borenstein]
TFTP		                                 [RFC1521,Borenstein]
AFS		                                 [RFC1521,Borenstein]
LOCAL-FILE	                                 [RFC1521,Borenstein]
MAIL-SERVER	                                 [RFC1521,Borenstein]
content-id                                                  [RFC1873]


Conversion Values
-----------------

Conversion values or Content Transfer Encodings.

Type           Description				    Reference
----           -----------				    ---------
7BIT                                             [RFC1521,Borenstein]
8BIT                                             [RFC1521,Borenstein]
BASE64		 		                 [RFC1521,Borenstein]
BINARY                                           [RFC1521,Borenstein]
QUOTED-PRINTABLE                                 [RFC1521,Borenstein]


MIME / X.400 MAPPING TABLES

MIME to X.400 Table

    MIME content-type          X.400 Body Part             Reference
    -----------------          ------------------          ---------
    text/plain
      charset=us-ascii         ia5-text                     [RFC1494]
      charset=iso-8859-x       EBP - GeneralText            [RFC1494]
    text/richtext              no mapping defined           [RFC1494]
    application/oda            EBP - ODA                    [RFC1494]
    application/octet-stream   bilaterally-defined          [RFC1494]
    application/postscript     EBP - mime-postscript-body   [RFC1494]
    image/g3fax                g3-facsimile                 [RFC1494]
    image/jpeg                 EBP - mime-jpeg-body         [RFC1494]
    image/gif                  EBP - mime-gif-body          [RFC1494]
    audio/basic                no mapping defined           [RFC1494]
    video/mpeg                 no mapping defined           [RFC1494]

    Abbreviation: EBP - Extended Body Part


X.400 to MIME Table


                             Basic Body Parts

    X.400 Basic Body Part      MIME content-type           Reference
    ---------------------      --------------------        ---------
    ia5-text                   text/plain;charset=us-ascii [RFC1494]
    voice                      No Mapping Defined          [RFC1494]
    g3-facsimile               image/g3fax                 [RFC1494]
    g4-class1                  no mapping defined          [RFC1494]
    teletex                    no mapping defined          [RFC1494]
    videotex                   no mapping defined          [RFC1494]
    encrypted                  no mapping defined          [RFC1494]
    bilaterally-defined        application/octet-stream    [RFC1494]
    nationally-defined         no mapping defined          [RFC1494]
    externally-defined         See Extended Body Parts     [RFC1494]

    X.400 Extended Body Part  MIME content-type            Reference
    ------------------------- --------------------         ---------
    GeneralText               text/plain;charset=iso-8859-x[RFC1494] 
    ODA                       application/oda              [RFC1494]
    mime-postscript-body      application/postscript       [RFC1494]
    mime-jpeg-body            image/jpeg                   [RFC1494]
    mime-gif-body             image/gif                    [RFC1494]

REFERENCES

[MacMime] Work in Progress.

[RFC1036] Horton, M., and R. Adams, "Standard for Interchange of
          USENET Messages", RFC 1036, AT&T Bell Laboratories,
          Center for Seismic Studies, December 1987.

[RFC1494] Alvestrand, H., and S. Thompson, "Equivalences between 1988
          X.400 and RFC-822 Message Bodies", RFC 1494, SINTEF DELAB,
          Soft*Switch, Inc., August 1993.

[RFC1521] Borenstien, N., and N. Freed, "MIME (Multipurpose Internet
          Mail Extensions) Part One: Mechanisms for Specifying and
          Describing the Format of Internet Message Bodies", RFC 1521,
          Bellcore, Innosoft, September 1993.


[RFC1563] Borenstien, N., "The text/enriched MIME content-type". RFC
          1563, Bellcore, January 1994.

[RFC1866] Berners-Lee, T., and D. Connolly, "Hypertext Markup Language
          - 2.0", RFC 1866, MIT/W3C, November 1995.

[RFC1867] Nebel, E., L. Masinter, "Form-based File Upload in HTML",
          RFC 1867, Xerox Corporation, November 1995.

[RFC1872] Levinson, E., "The MIME Multipart/Related Content-type", RFC
          1872, Accurate Information Systems, Inc. December 1995.

[RFC1873] Levinson, E., "Message/External-Body Content-ID Access
          Type", RFC 1873, Accurate Information Systems, Inc. December
          1995.

[RFC1874] Levinson, E., "SGML Media Types", RFC 1874, Accurate
          Information Systems, Inc. December 1995.

[RFC1895] Levinson, E., "The Application/CALS-1840 Content Type", RFC
          1895, Accurate Information Systems, February 1996.

[RFC1896] Resnick, P., and A. Walker, "The Text/Enriched MIME Content
          Type", RFC 1896, Qualcomm, Intercon, February 1996.

[RFC1911] Vaudreuil, G., "Voice Profile for Internet Mail", RFC 1911,
          Octel Network Services, February 1996.

[RFC1945] Berners-Lee, Y., R. Feilding, and H.Frystyk, "Hypertext
          Transfer Protocol -- HTTP/1.0", RFC 1945. MIT/LCS, UC
          Irvine, MIT/LCS, May 1996.

[RFC2077] Nelson, S., C. Parks, and Mitra, "The Model Primary Content
          Type for Multipurpose Internet Mail Extensions", RFC 2077,
          LLNL, NIST, WorldMaker, January 1997.

PEOPLE

[Alvestrand] Harald T. Alvestrand ,
                                  January 1997.

[Becker] Scott Becker, , April 1996.

[Berners-Lee] Tim Berners-Lee, , May 1996.

[Borenstein] Nathaniel Borenstein, , April 1994.

[Butler] Tim Butler, , April 1996.

[Larry Campbell]

[Chase] Brad Chase, , May 1996.

[Cole] Pete Cole, , June 1996.

[Dave Crocker]  Dave Crocker 

[Terry Crowley]

[Eastlake] Donald E. Eastlake 3rd, dee@cybercash.com, April 1995.

[Faltstrom] Patrik Faltstrom 

[Francis] Alan Francis, A.H.Francis@open.ac.uk, December 1995.

[Fujii] Kiyofusa Fujii 

[Gill] Sukvinder S. Gill, , April 1996.

[Glazer] David Glazer, , April 1995.

[Hurtta] Kari E. Hurtta 

[Imoucha] Philippe Imoucha , October 1996.

[Katz] Steve Katz, , June 1995.

[Korver] Brian Korver , October 1996.

[Levitt] Glenn Levitt , October 1996.

[Lubos] Mikusiak Lubos , October 1996.

[Lundblade] Laurence Lundblade , October 1996.

[Matthewman] David Matthewman , October 1996.

[McGinty] Tom McGinty 

[Moline] Jodi Moline, , Aprol 1996.

[Paul Lindner]

[Parks] Curtis Parks, , April 1995.

[Randers-Pehrson] Glenn Randers-Pehrson , October 1996.

[Rose] Marshall Rose, , April 1995.

[Santinelli] Paul Santinelli, Jr. , October 1996.

[Shapiro] Ehud Shapiro

[Slawson] Dean Slawson, , May 1996.

[Smith] Nick Smith, , June 1995.

[Spencer] Marc Douglas Spencer , October 1996.

[Henry Spencer]

[Szekely] Etay Szekely , October 1996.

[Tomasello] Luke Tomasello 

[Webb] Steve Webb , October 1996.

[Wedel] Eric Wedel , October 1996.

[Wexler] Mike Wexler, , April 1996.

[Wolfe] John Wolfe, , April 1996.

[Van Nostern] Gene C. Van Nostern , February 1995.

[Zilles] Steve Zilles , October 1996.

[]