Voice Profile for Internet Mail - version 2
RFC 2421
Document | Type |
RFC - Proposed Standard
(September 1998; Errata)
Obsoleted by RFC 3801
Obsoletes RFC 1911
Was draft-ema-vpim (individual)
|
|
---|---|---|---|
Authors | Glenn Parsons , Gregory Vaudreuil | ||
Last updated | 2020-01-21 | ||
Stream | Legacy | ||
Formats | plain text html pdf htmlized with errata bibtex | ||
Stream | Legacy state | (None) | |
Consensus Boilerplate | Unknown | ||
RFC Editor Note | (None) | ||
IESG | IESG state | RFC 2421 (Proposed Standard) | |
Telechat date | |||
Responsible AD | (None) | ||
Send notices to | (None) |
Network Working Group G. Vaudreuil Request for Comments: 2421 Lucent Technologies Obsoletes: 1911 G. Parsons Category: Standards Track Northern Telecom September 1998 Voice Profile for Internet Mail - version 2 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 (1998). All Rights Reserved. Overview This document profiles Internet mail for voice messaging. It obsoletes RFC 1911 which describes version 1 of the profile. A list of changes from that document are noted in Appendix F. As well, Appendix A summarizes the protocol profiles of this version of VPIM. Please send comments on this document to the EMA VPIM Work Group mailing list: <vpim-l@ema.org> Working Group Summary This profile is not the product of an IETF working group, though several have reviewed the document. It is instead the product of the VPIM Work Group of the Electronic Messaging Association (EMA). This work group, which has representatives from most major voice mail vendors and several email vendors, has held several interoperability demonstrations between voice messaging vendors and is currently promoting VPIM trials and deployment. Vaudreuil & Parsons Standards Track [Page 1] RFC 2421 VPIM v2 September 1998 Table of Contents 1. ABSTRACT .........................................................3 2. SCOPE ............................................................3 2.1 Voice Messaging System Limitations ............................3 2.2 Design Goals ..................................................4 3. PROTOCOL RESTRICTIONS ............................................5 4. VOICE MESSAGE INTERCHANGE FORMAT .................................6 4.1 Message Addressing Formats ....................................6 4.2 Message Header Fields .........................................9 4.3 Voice Message Content Types ..................................15 4.4 Other Message Content Types ..................................21 4.5 Forwarded Messages ...........................................23 4.6 Reply Messages ...............................................23 4.7 Notification Messages ........................................24 5. MESSAGE TRANSPORT PROTOCOL ......................................24 5.1 ESMTP Commands ...............................................25 5.2 ESMTP Keywords ...............................................27 5.3 ESMTP Parameters - MAIL FROM .................................28 5.4 ESMTP Parameters - RCPT TO ...................................29 5.5 ESMTP - SMTP Downgrading .....................................29 6. DIRECTORY ADDRESS RESOLUTION ....................................30 7. IMAP ............................................................30 8. MANAGEMENT PROTOCOLS ............................................30 8.1 Network Management ...........................................31 9. CONFORMANCE REQUIREMENTS ........................................31 10. SECURITY CONSIDERATIONS ........................................32 10.1 General Directive ...........................................32 10.2 Threats and Problems ........................................32 10.3 Security Techniques .........................................33 11. REFERENCES .....................................................33 12. ACKNOWLEDGMENTS ................................................36 13. AUTHORS' ADDRESSES .............................................36 14. APPENDIX A - VPIM REQUIREMENTS SUMMARY .........................37 15. APPENDIX B - EXAMPLE VOICE MESSAGES ............................45 16. APPENDIX C - EXAMPLE ERROR VOICE PROCESSING ERROR CODES ........50 17. APPENDIX D - EXAMPLE VOICE PROCESSING DISPOSITION TYPES ........51 18. APPENDIX E - IANA REGISTRATIONS ................................52 18.1 vCard EMAIL Type Definition for VPIM ........................52 18.2 Voice Content-Disposition Parameter Definition ..............52 19. APPENDIX F - CHANGE HISTORY: RFC 1911 TO THIS DOCUMENT .........54 20. FULL COPYRIGHT NOTICE ..........................................56 Vaudreuil & Parsons Standards Track [Page 2] RFC 2421 VPIM v2 September 1998Show full document text