RFC 2880 (rfc2880) - Page 1 of 37
Internet Fax T
Alternative Format: Original Text Document
Network Working Group L. McIntyre
Request for Comments: 2880 Xerox Corporation
Category: Informational G. Klyne
Content Technologies
August 2000
Internet Fax T.30 Feature Mapping
Status of this Memo
This memo provides information for the Internet community. It does
not specify an Internet standard of any kind. Distribution of this
memo is unlimited.
Copyright Notice
Copyright (C) The Internet Society (2000). All Rights Reserved.
Abstract
This document describes how to map Group 3 fax capability
identification bits, described in ITU T.30 [6], into the Internet fax
feature schema described in "Content feature schema for Internet fax"
[4].
This is a companion to the fax feature schema document [4], which
itself defines a profile of the media feature registration mechanisms
[1,2,3], for use in performing capability identification between
extended Internet fax systems [5].
Table of Contents
1. Introduction .............................................3
1.1 Organization of this document ........................3
1.2 Terminology and document conventions .................3
1.3 Discussion of this document ..........................4
2. Combining feature tags ...................................4
2.1 Relationship to Group 3 fax ..........................5
2.2 Feature set descriptions .............................5
2.3 Examples .............................................5
2.3.1 Data resource example ............................6
2.3.2 Recipient capabilities example ...................6
3. Survey of media-related T.30 capability bits .............6
3.1 DIS/DTC bit 15 (resolution) ..........................6
3.2 DIS/DTC bit 16 (MR coding) ...........................7
3.3 DIS/DTC bits 17,18 (width) ...........................7
3.4 DIS/DTC bits 19,20 (length) ..........................7
McIntyre & Klyne Informational