The IMAP NOTIFY Extension
RFC 5465
| Document | Type |
RFC - Proposed Standard
(February 2009; Errata)
Updates RFC 5267
|
|
|---|---|---|---|
| Last updated | 2015-10-14 | ||
| Stream | IETF | ||
| Formats | plain text pdf html bibtex | ||
| Stream | WG state | (None) | |
| Document shepherd | No shepherd assigned | ||
| IESG | IESG state | RFC 5465 (Proposed Standard) | |
| Consensus Boilerplate | Unknown | ||
| Telechat date | |||
| Responsible AD | Chris Newman | ||
| Send notices to | (None) | ||
Network Working Group A. Gulbrandsen
Request for Comments: 5465 Oryx Mail Systems GmbH
Updates: 5267 C. King
Category: Standards Track A. Melnikov
Isode Ltd.
February 2009
The IMAP NOTIFY Extension
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) 2009 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 to this document.
Abstract
This document defines an IMAP extension that allows a client to
request specific kinds of unsolicited notifications for specified
mailboxes, such as messages being added to or deleted from such
mailboxes.
Gulbrandsen, et al. Standards Track [Page 1]
RFC 5465 IMAP NOTIFY Extension February 2009
Table of Contents
1. Overview and Rationale ..........................................3
2. Conventions Used in This Document ...............................4
3. The NOTIFY Extension ............................................4
3.1. The NOTIFY Command .........................................4
4. Interaction with the IDLE Command ...............................8
5. Event Types .....................................................8
5.1. FlagChange and AnnotationChange ............................9
5.2. MessageNew .................................................9
5.3. MessageExpunge ............................................10
5.4. MailboxName ...............................................11
5.5. SubscriptionChange ........................................12
5.6. MailboxMetadataChange .....................................12
5.7. ServerMetadataChange ......................................13
5.8. Notification Overflow .....................................13
5.9. ACL (Access Control List) Changes .........................13
6. Mailbox Specification ..........................................14
6.1. Mailbox Specifiers Affecting the Currently
Selected Mailbox ..........................................14
6.2. Personal ..................................................15
6.3. Inboxes ...................................................15
6.4. Subscribed ................................................15
6.5. Subtree ...................................................15
6.6. Mailboxes .................................................16
7. Extension to SEARCH and SORT Commands ..........................16
8. Formal Syntax ..................................................16
9. Security Considerations ........................................19
10. IANA Considerations ...........................................19
10.1. Initial LIST-EXTENDED Extended Data Item Registrations ...19
11. Acknowledgements ..............................................20
12. Normative References ..........................................20
13. Informative References ........................................21
Gulbrandsen, et al. Standards Track [Page 2]
RFC 5465 IMAP NOTIFY Extension February 2009
1. Overview and Rationale
The IDLE command (defined in [RFC2177]) provides a way for the client
to go into a mode where the IMAP server pushes it notifications about
IMAP mailstore events for the selected mailbox. However, the IDLE
extension doesn't restrict or control which server events can be
sent, or what information the server sends in response to each event.
Also, IDLE only applies to the selected mailbox, thus requiring an
additional TCP connection per mailbox.
This document defines an IMAP extension that allows clients to
express their preferences about unsolicited events generated by the
server. The extension allows clients to only receive events that
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