Media Type Specifications and Registration Procedures
RFC 6838
| Document | Type |
RFC - Best Current Practice
(January 2013; No errata)
Obsoletes RFC 4288
|
|
|---|---|---|---|
| Authors | Ned Freed , John Klensin , Tony Hansen | ||
| Last updated | 2015-10-14 | ||
| Replaces | draft-freed-media-type-regs | ||
| Stream | IETF | ||
| Formats | plain text html pdf htmlized bibtex | ||
| Reviews | |||
| Stream | WG state | Submitted to IESG for Publication | |
| Document shepherd | Murray Kucherawy | ||
| Shepherd write-up | Show (last changed 2012-05-07) | ||
| IESG | IESG state | RFC 6838 (Best Current Practice) | |
| Consensus Boilerplate | Unknown | ||
| Telechat date | |||
| Responsible AD | Barry Leiba | ||
| Send notices to | (None) | ||
Internet Engineering Task Force (IETF) N. Freed
Request for Comments: 6838 Oracle
BCP: 13 J. Klensin
Obsoletes: 4288
Category: Best Current Practice T. Hansen
ISSN: 2070-1721 AT&T Laboratories
January 2013
Media Type Specifications and Registration Procedures
Abstract
This document defines procedures for the specification and
registration of media types for use in HTTP, MIME, and other Internet
protocols.
Status of This Memo
This memo documents an Internet Best Current Practice.
This document is a product of the Internet Engineering Task Force
(IETF). It represents the consensus of the IETF community. It has
received public review and has been approved for publication by the
Internet Engineering Steering Group (IESG). Further information on
BCPs is available in Section 2 of RFC 5741.
Information about the current status of this document, any errata,
and how to provide feedback on it may be obtained at
http://www.rfc-editor.org/info/rfc6838.
Copyright Notice
Copyright (c) 2013 IETF Trust and the persons identified as the
document authors. All rights reserved.
This document is subject to BCP 78 and the IETF Trust's Legal
Provisions Relating to IETF Documents
(http://trustee.ietf.org/license-info) in effect on the date of
publication of this document. Please review these documents
carefully, as they describe your rights and restrictions with respect
to this document. Code Components extracted from this document must
include Simplified BSD License text as described in Section 4.e of
the Trust Legal Provisions and are provided without warranty as
described in the Simplified BSD License.
Freed, et al. Best Current Practice [Page 1]
RFC 6838 Media Type Registration January 2013
Table of Contents
1. Introduction . . . . . . . . . . . . . . . . . . . . . . . . . 3
1.1. Historical Note . . . . . . . . . . . . . . . . . . . . . 3
1.2. Conventions Used in This Document . . . . . . . . . . . . 4
2. Media Type Registration Preliminaries . . . . . . . . . . . . 4
3. Registration Trees and Subtype Names . . . . . . . . . . . . . 4
3.1. Standards Tree . . . . . . . . . . . . . . . . . . . . . . 4
3.2. Vendor Tree . . . . . . . . . . . . . . . . . . . . . . . 6
3.3. Personal or Vanity Tree . . . . . . . . . . . . . . . . . 6
3.4. Unregistered x. Tree . . . . . . . . . . . . . . . . . . . 7
3.5. Additional Registration Trees . . . . . . . . . . . . . . 7
4. Registration Requirements . . . . . . . . . . . . . . . . . . 7
4.1. Functionality Requirement . . . . . . . . . . . . . . . . 8
4.2. Naming Requirements . . . . . . . . . . . . . . . . . . . 8
4.2.1. Text Media Types . . . . . . . . . . . . . . . . . . . 9
4.2.2. Image Media Types . . . . . . . . . . . . . . . . . . 10
4.2.3. Audio Media Types . . . . . . . . . . . . . . . . . . 10
4.2.4. Video Media Types . . . . . . . . . . . . . . . . . . 10
4.2.5. Application Media Types . . . . . . . . . . . . . . . 11
4.2.6. Multipart and Message Media Types . . . . . . . . . . 11
4.2.7. Additional Top-Level Types . . . . . . . . . . . . . . 12
4.2.8. Structured Syntax Name Suffixes . . . . . . . . . . . 12
4.2.9. Deprecated Aliases . . . . . . . . . . . . . . . . . . 13
4.3. Parameter Requirements . . . . . . . . . . . . . . . . . . 13
4.4. Canonicalization and Format Requirements . . . . . . . . . 14
4.5. Interchange Recommendations . . . . . . . . . . . . . . . 15
4.6. Security Requirements . . . . . . . . . . . . . . . . . . 15
4.7. Requirements Specific to XML Media Types . . . . . . . . . 16
4.8. Encoding Requirements . . . . . . . . . . . . . . . . . . 16
4.9. Usage and Implementation Non-Requirements . . . . . . . . 17
4.10. Publication Requirements . . . . . . . . . . . . . . . . . 18
4.11. Fragment Identifier Requirements . . . . . . . . . . . . . 18
4.12. Additional Information . . . . . . . . . . . . . . . . . . 19
5. Media Type Registration Procedures . . . . . . . . . . . . . . 19
5.1. Preliminary Community Review . . . . . . . . . . . . . . . 19
5.2. Submit Request to IANA . . . . . . . . . . . . . . . . . . 20
5.2.1. Provisional Registrations . . . . . . . . . . . . . . 20
5.3. Review and Approval . . . . . . . . . . . . . . . . . . . 21
5.4. Comments on Media Type Registrations . . . . . . . . . . . 21
5.5. Change Procedures . . . . . . . . . . . . . . . . . . . . 21
5.6. Registration Template . . . . . . . . . . . . . . . . . . 22
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