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IMAP4 Response Code for Command Progress Notifications.

Approval announcement
Draft of message to be sent after approval:


From: The IESG <>
To: IETF-Announce <>
Cc: The IESG <>,,,,,,,
Subject: Protocol Action: 'IMAP4 Response Code for Command Progress Notifications.' to Proposed Standard (draft-ietf-extra-imap-inprogress-04.txt)

The IESG has approved the following document:
- 'IMAP4 Response Code for Command Progress Notifications.'
  (draft-ietf-extra-imap-inprogress-04.txt) as Proposed Standard

This document is the product of the Email mailstore and eXtensions To Revise
or Amend Working Group.

The IESG contact persons are Murray Kucherawy and Francesca Palombini.

A URL of this Internet-Draft is:

Ballot Text

Technical Summary

   This document defines a new IMAP untagged response code,
   "INPROGRESS", that provides structured numeric progress status
   indication for long-running commands.

Working Group Summary

   This document went through several iterations based on feedback from
   multiple people both on the mailing list and during IETF meetings.
   The reviewers combine vast IMAP implementation and operational experience.
   There is broad agreement to publish.  Nothing unusual procedurally.

Document Quality

   There is one existing server implementation (Dovecot).
   Two other server vendors (Isode, Cyrus) have indicated plans to
   implement this extension.
   The existing implementation is not reported in this document but its
   source code is available on GitHub.


   The Document Shepherd for this document is Kenneth Murchison. The
   Responsible Area Director is Murray Kucherawy.

RFC Editor Note