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Content Feature Schema for Internet Fax (V2) (RFC2879)

IP.com Disclosure Number: IPCOM000005002D
Original Publication Date: 2000-Aug-01
Included in the Prior Art Database: 2001-Jul-13

Publishing Venue

Internet Society Requests For Comment (RFCs)

Related People

G. Klyne: AUTHOR [+2]

Abstract

This document defines a content media feature schema for Internet fax.

This text was extracted from a ASCII document.
This is the abbreviated version, containing approximately 3% of the total text.

Network Working Group G. Klyne Request for Comments: 2879 Content Technologies Obsoletes: 2531 L. McIntyre Category: Standards Track Xerox Corporation

August 2000

Content Feature Schema for Internet Fax (V2)

Status of this Memo

This document specifies an Internet standards track protocol for the Internet community, and requests discussion and suggestions for improvements. Please refer to the current edition of the "Internet Official Protocol Standards" (STD 1) for the standardization state and status of this protocol. Distribution of this memo is unlimited.

Copyright Notice

Copyright (C) The Internet Society (2000). All Rights Reserved.

Abstract

This document defines a content media feature schema for Internet fax.

It is a profile of the media feature registration mechanisms [1,2,3] for use in performing capability identification between extended Internet fax systems [5]. It replaces and updates the feature schema defined in RFC 2531.

Table of Contents

1. Introduction .............................................2 1.1 Organization of this document ........................3 1.2 Terminology and document conventions .................3

1.3 Discussion of this document ..........................4 2. Fax feature schema syntax ................................4 3. Internet fax feature tags ................................4 3.1 Image size ...........................................5 3.2 Resolution ...........................................5 3.3 Media type ...........................................6 3.4 Paper Size ...........................................6 3.5 Color capability .....................................7 3.6 Color model ..........................................8 3.7 Image coding ........................................11

3.8 MRC mode ............................................12 4. Examples ................................................13

4.1 Simple mode Internet fax system ....................13

Klyne McIntyre Standards Track [Page 1]

RFC 2879 Content Feature Schema for Internet Fax (V2) August 2000

4.2 High-end black-and-white Internet fax system.........14 4.3 Grey-scale Internet fax system ......................14 4.4 Full-color Internet fax system (JPEG only) ..........15 4.5 Full-color Internet fax system (JPEG and JBIG) ......16 4.6 Full-color Internet fax system (MRC) ................17

4.7 Sender and receiver feature matching ................19 5. IANA Considerations .....................................21 6. Security Considerations .................................21 6.1 Capability descriptions and mechanisms ..............21

6.2 Specific threats ....................................21 7. Acknowledgements ........................................22 8. References ..............................................22 9. Authors' Addresses ......................................24 Appendi...