POP3 Support for UTF-8
draft-ietf-eai-rfc5721bis-03

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Document Type Active Internet-Draft (eai WG)
Last updated 2011-02-06 (latest revision 2010-09-28)
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Network Working Group                                         R. Gellens
Internet-Draft                                     QUALCOMM Incorporated
Obsoletes: RFC5721 (if approved)                               C. Newman
Intended status: Standards Track                                  Oracle
Expires: May 19, 2012                                             J. Yao
                                                                   CNNIC
                                                             K. Fujiwara
                                                                    JPRS
                                                       November 16, 2011

                         POP3 Support for UTF-8
                    draft-ietf-eai-rfc5721bis-03.txt

Abstract

   This specification extends the Post Office Protocol version 3 (POP3)
   to support un-encoded international characters in user names,
   passwords, mail addresses, message headers, and protocol-level
   textual strings.  This specification replaces RFC 5721.

Status of This Memo

   This Internet-Draft is submitted in full conformance with the
   provisions of BCP 78 and BCP 79.

   Internet-Drafts are working documents of the Internet Engineering
   Task Force (IETF).  Note that other groups may also distribute
   working documents as Internet-Drafts.  The list of current Internet-
   Drafts is at http://datatracker.ietf.org/drafts/current/.

   Internet-Drafts are draft documents valid for a maximum of six months
   and may be updated, replaced, or obsoleted by other documents at any
   time.  It is inappropriate to use Internet-Drafts as reference
   material or to cite them other than as "work in progress."

   This Internet-Draft will expire on May 19, 2012.

Copyright Notice

   Copyright (c) 2011 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

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   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.

   This document may contain material from IETF Documents or IETF
   Contributions published or made publicly available before November
   10, 2008.  The person(s) controlling the copyright in some of this
   material may not have granted the IETF Trust the right to allow
   modifications of such material outside the IETF Standards Process.
   Without obtaining an adequate license from the person(s) controlling
   the copyright in such materials, this document may not be modified
   outside the IETF Standards Process, and derivative works of it may
   not be created outside the IETF Standards Process, except to format
   it for publication as an RFC or to translate it into languages other
   than English.

Table of Contents

   1.  Introduction . . . . . . . . . . . . . . . . . . . . . . . . .  3
     1.1.  Conventions Used in This Document  . . . . . . . . . . . .  3
   2.  LANG Capability  . . . . . . . . . . . . . . . . . . . . . . .  4
   3.  UTF8 Capability  . . . . . . . . . . . . . . . . . . . . . . .  6
     3.1.  The UTF8 Command . . . . . . . . . . . . . . . . . . . . .  7
     3.2.  USER Argument to UTF8 Capability . . . . . . . . . . . . .  8
   4.  Native UTF-8 Maildrops . . . . . . . . . . . . . . . . . . . .  9
   5.  UTF-8 Response Code  . . . . . . . . . . . . . . . . . . . . .  9
   6.  IANA Considerations  . . . . . . . . . . . . . . . . . . . . . 10
   7.  Security Considerations  . . . . . . . . . . . . . . . . . . . 10
   8.  Change History . . . . . . . . . . . . . . . . . . . . . . . . 11
     8.1.  draft-ietf-eai-rfc5721bis: Version 00  . . . . . . . . . . 11
     8.2.  draft-ietf-eai-rfc5721bis:  Version 01 . . . . . . . . . . 11
     8.3.  draft-ietf-eai-rfc5721bis:  Version 02 . . . . . . . . . . 11
     8.4.  draft-ietf-eai-rfc5721bis:  Version 03 . . . . . . . . . . 11
   9.  References . . . . . . . . . . . . . . . . . . . . . . . . . . 11
     9.1.  Normative References . . . . . . . . . . . . . . . . . . . 11
     9.2.  Informative References . . . . . . . . . . . . . . . . . . 12
     9.3.  Informative References . . . . . . . . . . . . . . . . . . 13
   Appendix A.  Design Rationale  . . . . . . . . . . . . . . . . . . 13
   Appendix B.  Acknowledgments . . . . . . . . . . . . . . . . . . . 13

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