Content Feature Schema for Internet Fax (V2)

Abstract

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.

Content Negotiation for Messaging Services based on Email

“…Both sender and receiver parts of this specification involve the use of media feature expressions. In the context of Internet fax, any such expressions SHOULD employ feature tags defined by "Content feature schema for Internet fax" [16]. In a wider email context, any valid media features MAY be used.…”

Internet Fax T.30 Feature Mapping

“…multi-level coding (DIS/DTC bit 68) requires support for 200*200dpi resolution (DIS/DTC bit 15). In the feature set description framework used by eifax systems [1,2,3,4] such dependencies between different features are expressed explicitly. Later sections of this memo describe how the implicit dependencies of T.30 are expressed using the media feature set notation.…”

“…The feature set expressions use media feature tags presented in "Content feature schema for Internet fax" [4].…”

“…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].…”

“…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].…”