draft-ietf-extra-imap4rev2-00.txt   draft-ietf-extra-imap4rev2-01.txt 
Network Working Group A. Melnikov, Ed. Network Working Group A. Melnikov, Ed.
Internet-Draft Isode Ltd Internet-Draft Isode Ltd
Obsoletes: 3501 (if approved) May 30, 2018 Obsoletes: 3501 (if approved) July 16, 2018
Intended status: Standards Track Intended status: Standards Track
Expires: December 1, 2018 Expires: January 17, 2019
INTERNET MESSAGE ACCESS PROTOCOL - VERSION 4rev2 INTERNET MESSAGE ACCESS PROTOCOL - VERSION 4rev2
draft-ietf-extra-imap4rev2-00.txt draft-ietf-extra-imap4rev2-01.txt
Abstract Abstract
The Internet Message Access Protocol, Version 4rev2 (IMAP4rev2) The Internet Message Access Protocol, Version 4rev2 (IMAP4rev2)
allows a client to access and manipulate electronic mail messages on allows a client to access and manipulate electronic mail messages on
a server. IMAP4rev2 permits manipulation of mailboxes (remote a server. IMAP4rev2 permits manipulation of mailboxes (remote
message folders) in a way that is functionally equivalent to local message folders) in a way that is functionally equivalent to local
folders. IMAP4rev2 also provides the capability for an offline folders. IMAP4rev2 also provides the capability for an offline
client to resynchronize with the server. client to resynchronize with the server.
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Internet-Drafts are working documents of the Internet Engineering Internet-Drafts are working documents of the Internet Engineering
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time. It is inappropriate to use Internet-Drafts as reference time. It is inappropriate to use Internet-Drafts as reference
material or to cite them other than as "work in progress." material or to cite them other than as "work in progress."
This Internet-Draft will expire on December 1, 2018. This Internet-Draft will expire on January 17, 2019.
Copyright Notice Copyright Notice
Copyright (c) 2018 IETF Trust and the persons identified as the Copyright (c) 2018 IETF Trust and the persons identified as the
document authors. All rights reserved. document authors. All rights reserved.
This document is subject to BCP 78 and the IETF Trust's Legal This document is subject to BCP 78 and the IETF Trust's Legal
Provisions Relating to IETF Documents Provisions Relating to IETF Documents
(https://trustee.ietf.org/license-info) in effect on the date of (https://trustee.ietf.org/license-info) in effect on the date of
publication of this document. Please review these documents publication of this document. Please review these documents
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6.3.4. CREATE Command . . . . . . . . . . . . . . . . . . . 37 6.3.4. CREATE Command . . . . . . . . . . . . . . . . . . . 37
6.3.5. DELETE Command . . . . . . . . . . . . . . . . . . . 38 6.3.5. DELETE Command . . . . . . . . . . . . . . . . . . . 38
6.3.6. RENAME Command . . . . . . . . . . . . . . . . . . . 39 6.3.6. RENAME Command . . . . . . . . . . . . . . . . . . . 39
6.3.7. SUBSCRIBE Command . . . . . . . . . . . . . . . . . . 41 6.3.7. SUBSCRIBE Command . . . . . . . . . . . . . . . . . . 41
6.3.8. UNSUBSCRIBE Command . . . . . . . . . . . . . . . . . 42 6.3.8. UNSUBSCRIBE Command . . . . . . . . . . . . . . . . . 42
6.3.9. LIST Command . . . . . . . . . . . . . . . . . . . . 42 6.3.9. LIST Command . . . . . . . . . . . . . . . . . . . . 42
6.3.10. LSUB Command . . . . . . . . . . . . . . . . . . . . 45 6.3.10. LSUB Command . . . . . . . . . . . . . . . . . . . . 45
6.3.11. NAMESPACE Command . . . . . . . . . . . . . . . . . . 46 6.3.11. NAMESPACE Command . . . . . . . . . . . . . . . . . . 46
6.3.12. STATUS Command . . . . . . . . . . . . . . . . . . . 50 6.3.12. STATUS Command . . . . . . . . . . . . . . . . . . . 50
6.3.13. APPEND Command . . . . . . . . . . . . . . . . . . . 52 6.3.13. APPEND Command . . . . . . . . . . . . . . . . . . . 52
6.3.14. IDLE Command . . . . . . . . . . . . . . . . . . . . 54 6.3.14. IDLE Command . . . . . . . . . . . . . . . . . . . . 55
6.4. Client Commands - Selected State . . . . . . . . . . . . 56 6.4. Client Commands - Selected State . . . . . . . . . . . . 56
6.4.1. CHECK Command . . . . . . . . . . . . . . . . . . . . 56 6.4.1. CHECK Command . . . . . . . . . . . . . . . . . . . . 57
6.4.2. CLOSE Command . . . . . . . . . . . . . . . . . . . . 57 6.4.2. CLOSE Command . . . . . . . . . . . . . . . . . . . . 57
6.4.3. UNSELECT Command . . . . . . . . . . . . . . . . . . 58 6.4.3. UNSELECT Command . . . . . . . . . . . . . . . . . . 58
6.4.4. EXPUNGE Command . . . . . . . . . . . . . . . . . . . 58 6.4.4. EXPUNGE Command . . . . . . . . . . . . . . . . . . . 58
6.4.5. SEARCH Command . . . . . . . . . . . . . . . . . . . 59 6.4.5. SEARCH Command . . . . . . . . . . . . . . . . . . . 59
6.4.6. FETCH Command . . . . . . . . . . . . . . . . . . . . 64 6.4.6. FETCH Command . . . . . . . . . . . . . . . . . . . . 64
6.4.7. STORE Command . . . . . . . . . . . . . . . . . . . . 67 6.4.7. STORE Command . . . . . . . . . . . . . . . . . . . . 68
6.4.8. COPY Command . . . . . . . . . . . . . . . . . . . . 69 6.4.8. COPY Command . . . . . . . . . . . . . . . . . . . . 69
6.4.9. UID Command . . . . . . . . . . . . . . . . . . . . . 70 6.4.9. UID Command . . . . . . . . . . . . . . . . . . . . . 70
6.5. Client Commands - Experimental/Expansion . . . . . . . . 72 6.5. Client Commands - Experimental/Expansion . . . . . . . . 72
6.5.1. X<atom> Command . . . . . . . . . . . . . . . . . . . 72 6.5.1. X<atom> Command . . . . . . . . . . . . . . . . . . . 72
7. Server Responses . . . . . . . . . . . . . . . . . . . . . . 72 7. Server Responses . . . . . . . . . . . . . . . . . . . . . . 72
7.1. Server Responses - Status Responses . . . . . . . . . . . 73 7.1. Server Responses - Status Responses . . . . . . . . . . . 73
7.1.1. OK Response . . . . . . . . . . . . . . . . . . . . . 80 7.1.1. OK Response . . . . . . . . . . . . . . . . . . . . . 80
7.1.2. NO Response . . . . . . . . . . . . . . . . . . . . . 81 7.1.2. NO Response . . . . . . . . . . . . . . . . . . . . . 81
7.1.3. BAD Response . . . . . . . . . . . . . . . . . . . . 81 7.1.3. BAD Response . . . . . . . . . . . . . . . . . . . . 81
7.1.4. PREAUTH Response . . . . . . . . . . . . . . . . . . 82 7.1.4. PREAUTH Response . . . . . . . . . . . . . . . . . . 82
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12.2. GSSAPI/SASL service name . . . . . . . . . . . . . . . . 114 12.2. GSSAPI/SASL service name . . . . . . . . . . . . . . . . 114
13. References . . . . . . . . . . . . . . . . . . . . . . . . . 114 13. References . . . . . . . . . . . . . . . . . . . . . . . . . 114
13.1. Normative References . . . . . . . . . . . . . . . . . . 114 13.1. Normative References . . . . . . . . . . . . . . . . . . 114
13.2. Informative References (related protocols) . . . . . . . 116 13.2. Informative References (related protocols) . . . . . . . 116
13.3. Informative References (historical aspects of IMAP and 13.3. Informative References (historical aspects of IMAP and
related protocols) . . . . . . . . . . . . . . . . . . . 117 related protocols) . . . . . . . . . . . . . . . . . . . 117
Appendix A. Backward compatibility with IMAP4rev1 . . . . . . . 118 Appendix A. Backward compatibility with IMAP4rev1 . . . . . . . 118
Appendix B. Changes from RFC 3501 / IMAP4rev1 . . . . . . . . . 118 Appendix B. Changes from RFC 3501 / IMAP4rev1 . . . . . . . . . 118
Appendix C. Acknowledgement . . . . . . . . . . . . . . . . . . 119 Appendix C. Acknowledgement . . . . . . . . . . . . . . . . . . 119
Index . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 119 Index . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 119
Author's Address . . . . . . . . . . . . . . . . . . . . . . . . 124 Author's Address . . . . . . . . . . . . . . . . . . . . . . . . 125
1. How to Read This Document 1. How to Read This Document
1.1. Organization of This Document 1.1. Organization of This Document
This document is written from the point of view of the implementor of This document is written from the point of view of the implementor of
an IMAP4rev2 client or server. Beyond the protocol overview in an IMAP4rev2 client or server. Beyond the protocol overview in
section 2, it is not optimized for someone trying to understand the section 2, it is not optimized for someone trying to understand the
operation of the protocol. The material in sections 3 through 5 operation of the protocol. The material in sections 3 through 5
provides the general context and definitions with which IMAP4rev2 provides the general context and definitions with which IMAP4rev2
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RECENT The number of messages with the \Recent flag set. RECENT The number of messages with the \Recent flag set.
UIDNEXT The next unique identifier value of the mailbox. Refer to UIDNEXT The next unique identifier value of the mailbox. Refer to
Section 2.3.1.1 for more information. Section 2.3.1.1 for more information.
UIDVALIDITY The unique identifier validity value of the mailbox. UIDVALIDITY The unique identifier validity value of the mailbox.
Refer to Section 2.3.1.1 for more information. Refer to Section 2.3.1.1 for more information.
UNSEEN The number of messages which do not have the \Seen flag set. UNSEEN The number of messages which do not have the \Seen flag set.
SIZE The total size of the mailbox in octets. This MUST be equal to
the sum of the [RFC-5322] size of all messages in the mailbox.
The total size of the mailbox in octets. This is not strictly
required to be an exact value, but it MUST be equal to or greater
than the sum of the values of the RFC822.SIZE FETCH message data
items (see Section 6.4.6) of all messages in the mailbox.
Example: C: A042 STATUS blurdybloop (UIDNEXT MESSAGES) Example: C: A042 STATUS blurdybloop (UIDNEXT MESSAGES)
S: * STATUS blurdybloop (MESSAGES 231 UIDNEXT 44292) S: * STATUS blurdybloop (MESSAGES 231 UIDNEXT 44292)
S: A042 OK STATUS completed S: A042 OK STATUS completed
6.3.13. APPEND Command 6.3.13. APPEND Command
Arguments: mailbox name Arguments: mailbox name
OPTIONAL flag parenthesized list OPTIONAL flag parenthesized list
OPTIONAL date/time string OPTIONAL date/time string
message literal message literal
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; equivalent to 2,4,5,6,7,9,12,13,14,15 ; equivalent to 2,4,5,6,7,9,12,13,14,15
; Example: a message sequence number set of *:4,5:7 ; Example: a message sequence number set of *:4,5:7
; for a mailbox with 10 messages is equivalent to ; for a mailbox with 10 messages is equivalent to
; 10,9,8,7,6,5,4,5,6,7 and MAY be reordered and ; 10,9,8,7,6,5,4,5,6,7 and MAY be reordered and
; overlap coalesced to be 4,5,6,7,8,9,10. ; overlap coalesced to be 4,5,6,7,8,9,10.
status = "STATUS" SP mailbox SP status = "STATUS" SP mailbox SP
"(" status-att *(SP status-att) ")" "(" status-att *(SP status-att) ")"
status-att = "MESSAGES" / "RECENT" / "UIDNEXT" / "UIDVALIDITY" / status-att = "MESSAGES" / "RECENT" / "UIDNEXT" / "UIDVALIDITY" /
"UNSEEN" "UNSEEN" / "SIZE"
status-att-val = ("MESSAGES" SP number) / ("RECENT" SP number) / status-att-val = ("MESSAGES" SP number) / ("RECENT" SP number) /
("UIDNEXT" SP nz-number) / ("UIDVALIDITY" SP nz-number) / ("UIDNEXT" SP nz-number) / ("UIDVALIDITY" SP nz-number) /
("UNSEEN" SP number) ("UNSEEN" SP number) / ("SIZE" SP number64)
; Extensions to the STATUS responses ; Extensions to the STATUS responses
; should extend this production. ; should extend this production.
; Extensions should use the generic ; Extensions should use the generic
; syntax defined by tagged-ext. ; syntax defined by tagged-ext.
status-att-list = status-att-val *(SP status-att-val) status-att-list = status-att-val *(SP status-att-val)
store = "STORE" SP sequence-set SP store-att-flags store = "STORE" SP sequence-set SP store-att-flags
store-att-flags = (["+" / "-"] "FLAGS" [".SILENT"]) SP store-att-flags = (["+" / "-"] "FLAGS" [".SILENT"]) SP
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3. Add support for $MDNSent and $Forwarded IMAP keywords - done. 3. Add support for $MDNSent and $Forwarded IMAP keywords - done.
Add more examples showing their use? Add more examples showing their use?
4. Require all unsolicited updates to include UID (?) 4. Require all unsolicited updates to include UID (?)
5. Update recommendations on TLS ciphers to match UTA WG work (as 5. Update recommendations on TLS ciphers to match UTA WG work (as
per RFC 8314, RFC 7525 and RFC 7817) - done. per RFC 8314, RFC 7525 and RFC 7817) - done.
6. Possibly fold in the following extensions/RFC: Base LIST- 6. Possibly fold in the following extensions/RFC: Base LIST-
EXTENDED syntax + deprecate LSUB (replace it with LIST EXTENDED syntax plus deprecate LSUB (replace it with LIST
\Subscribed) - multiple list patterns, STATUS-in-LIST, Unique \Subscribed) minus the requirement to support multiple list
mailstore IDs for messages (a la Gmail and Cyrus) - if there is patterns, STATUS-in-LIST, Unique mailstore IDs for messages
an implemented draft by the time this effort finishes, IDLE (OBJECTID extension, see draft-ietf-extra-imap-objectid), IDLE
(done), SEARCHRES, BINARY. (done), SEARCHRES, BINARY.
7. Add STATUS SIZE (total mailbox size)? STATUS DELETED (number of 7. Add STATUS SIZE (total mailbox size) - done Add STATUS DELETED
messages with \Deleted flag set)? (number of messages with \Deleted flag set)?
8. Deprecate features: RECENT response on SELECT/EXAMINE, \Recent 8. Deprecate features: RECENT response on SELECT/EXAMINE, \Recent
flag, RECENT STATUS item. UNSEEN response code on SELECT/ flag, RECENT STATUS item. UNSEEN response code on SELECT/
EXAMINE. SEARCH response (use ESEARCH instead). EXAMINE. SEARCH response (use ESEARCH instead).
9. Drop UTF-7, all mailboxes are always in UTF-8. 9. Drop UTF-7, all mailboxes are always in UTF-8.
10. Revise IANA registration of IMAP extensions and advice on use of 10. Revise IANA registration of IMAP extensions and advice on use of
"X-" convention. "X-" convention.
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4959) extensions. Also folded RFC 5530. 4959) extensions. Also folded RFC 5530.
2. Added CLOSED response code from RFC 7162. 2. Added CLOSED response code from RFC 7162.
3. Updated to use modern TLS-related recommendations as per RFC 3. Updated to use modern TLS-related recommendations as per RFC
8314, RFC 7817, RFC 7525. 8314, RFC 7817, RFC 7525.
4. For future extensibility extended ABNF for tagged-ext-simple to 4. For future extensibility extended ABNF for tagged-ext-simple to
allow for bare number64. allow for bare number64.
5. Add SHOULD level requirement on IMAP servers to support $MDNSent 5. Added SHOULD level requirement on IMAP servers to support
and $Forwarded keywords. $MDNSent and $Forwarded keywords.
6. Added STATUS SIZE.
Appendix C. Acknowledgement Appendix C. Acknowledgement
Earlier versions of this document were edited by Mark Crispin. Earlier versions of this document were edited by Mark Crispin.
Sadly, he is no longer available to help with this work. Editor of Sadly, he is no longer available to help with this work. Editor of
this revisions is hoping that Mark would have approved. this revisions is hoping that Mark would have approved.
Thank you to Tony Hansen for helping with the index generation. Thank you to Tony Hansen for helping with the index generation.
This document incorporate text from RFC 4315, RFC 4466, RFC 4731, RFC This document incorporate text from RFC 4315, RFC 4466, RFC 4731, RFC
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$ $
$Forwarded (predefined flag) 12 $Forwarded (predefined flag) 12
$MDNSent (predefined flag) 12 $MDNSent (predefined flag) 12
+ +
+FLAGS <flag list> 68 +FLAGS <flag list> 68
+FLAGS.SILENT <flag list> 68 +FLAGS.SILENT <flag list> 68
- -
-FLAGS <flag list> 68 -FLAGS <flag list> 69
-FLAGS.SILENT <flag list> 68 -FLAGS.SILENT <flag list> 69
A A
ALERT (response code) 74 ALERT (response code) 74
ALL (fetch item) 64 ALL (fetch item) 65
ALL (search key) 61 ALL (search key) 61
ALL (search result option) 60 ALL (search result option) 60
ALREADYEXISTS (response code) 74 ALREADYEXISTS (response code) 74
ANSWERED (search key) 61 ANSWERED (search key) 61
APPEND (command) 52 APPEND (command) 52
APPENDUID (response code) 74 APPENDUID (response code) 74
AUTHENTICATE (command) 28 AUTHENTICATE (command) 28
AUTHENTICATIONFAILED (response code) 74 AUTHENTICATIONFAILED (response code) 75
AUTHORIZATIONFAILED (response code) 75 AUTHORIZATIONFAILED (response code) 75
B B
BAD (response) 81 BAD (response) 81
BADCHARSET (response code) 75 BADCHARSET (response code) 75
BCC <string> (search key) 61 BCC <string> (search key) 61
BEFORE <date> (search key) 61 BEFORE <date> (search key) 61
BODY (fetch item) 65 BODY (fetch item) 65
BODY (fetch result) 91 BODY (fetch result) 91
BODY <string> (search key) 61 BODY <string> (search key) 61
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BODY[<section>]<<partial>> (fetch item) 65 BODY[<section>]<<partial>> (fetch item) 65
BYE (response) 82 BYE (response) 82
Body Structure (message attribute) 13 Body Structure (message attribute) 13
C C
CANNOT (response code) 75 CANNOT (response code) 75
CAPABILITY (command) 25 CAPABILITY (command) 25
CAPABILITY (response code) 75 CAPABILITY (response code) 75
CAPABILITY (response) 83 CAPABILITY (response) 83
CC <string> (search key) 61 CC <string> (search key) 61
CHECK (command) 56 CHECK (command) 57
CLIENTBUG (response code) 75 CLIENTBUG (response code) 75
CLOSE (command) 57 CLOSE (command) 57
CLOSED (response code) 76 CLOSED (response code) 76
CONTACTADMIN (response code) 76 CONTACTADMIN (response code) 76
COPY (command) 69 COPY (command) 69
COPYUID (response code) 76 COPYUID (response code) 76
CORRUPTION (response code) 77 CORRUPTION (response code) 77
COUNT (search result option) 60 COUNT (search result option) 60
CREATE (command) 37 CREATE (command) 37
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ENVELOPE (fetch result) 94 ENVELOPE (fetch result) 94
ESEARCH (response) 88 ESEARCH (response) 88
EXAMINE (command) 36 EXAMINE (command) 36
EXPIRED (response code) 77 EXPIRED (response code) 77
EXPUNGE (command) 58 EXPUNGE (command) 58
EXPUNGE (response) 90 EXPUNGE (response) 90
EXPUNGEISSUED (response code) 77 EXPUNGEISSUED (response code) 77
Envelope Structure (message attribute) 13 Envelope Structure (message attribute) 13
F F
FAST (fetch item) 64 FAST (fetch item) 65
FETCH (command) 64 FETCH (command) 64
FETCH (response) 91 FETCH (response) 91
FLAGGED (search key) 61 FLAGGED (search key) 61
FLAGS (fetch item) 67 FLAGS (fetch item) 67
FLAGS (fetch result) 95 FLAGS (fetch result) 95
FLAGS (response) 88 FLAGS (response) 88
FLAGS <flag list> (store command data item) 68 FLAGS <flag list> (store command data item) 68
FLAGS.SILENT <flag list> (store command data item) 68 FLAGS.SILENT <flag list> (store command data item) 68
FROM <string> (search key) 61 FROM <string> (search key) 61
FULL (fetch item) 65 FULL (fetch item) 65
Flags (message attribute) 11 Flags (message attribute) 11
H H
HEADER (part specifier) 65 HEADER (part specifier) 65
HEADER <field-name> <string> (search key) 61 HEADER <field-name> <string> (search key) 62
HEADER.FIELDS (part specifier) 65 HEADER.FIELDS (part specifier) 65
HEADER.FIELDS.NOT (part specifier) 65 HEADER.FIELDS.NOT (part specifier) 65
I I
IDLE (command) 54 IDLE (command) 55
INTERNALDATE (fetch item) 67 INTERNALDATE (fetch item) 67
INTERNALDATE (fetch result) 95 INTERNALDATE (fetch result) 95
INUSE (response code) 77 INUSE (response code) 77
Internal Date (message attribute) 13 Internal Date (message attribute) 13
K K
KEYWORD <flag> (search key) 61 KEYWORD <flag> (search key) 62
Keyword (type of flag) 12 Keyword (type of flag) 12
L L
LARGER <n> (search key) 62 LARGER <n> (search key) 62
LIMIT (response code) 77 LIMIT (response code) 78
LIST (command) 42 LIST (command) 42
LIST (response) 84 LIST (response) 84
LOGOUT (command) 26 LOGOUT (command) 26
LSUB (command) 45 LSUB (command) 45
LSUB (response) 87 LSUB (response) 87
M M
MAX (search result option) 59 MAX (search result option) 60
MAY (specification requirement term) 5 MAY (specification requirement term) 5
MESSAGES (status item) 51 MESSAGES (status item) 51
MIME (part specifier) 66 MIME (part specifier) 66
MIN (search result option) 59 MIN (search result option) 59
MUST (specification requirement term) 5 MUST (specification requirement term) 5
MUST NOT (specification requirement term) 5 MUST NOT (specification requirement term) 5
Message Sequence Number (message attribute) 11 Message Sequence Number (message attribute) 11
N N
NAMESPACE (command) 46 NAMESPACE (command) 46
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O O
OK (response) 80 OK (response) 80
OLD (search key) 62 OLD (search key) 62
ON <date> (search key) 62 ON <date> (search key) 62
OPTIONAL (specification requirement term) 5 OPTIONAL (specification requirement term) 5
OR <search-key1> <search-key2> (search key) 62 OR <search-key1> <search-key2> (search key) 62
OVERQUOTA (response code) 78 OVERQUOTA (response code) 78
P P
PARSE (response code) 78 PARSE (response code) 79
PERMANENTFLAGS (response code) 78 PERMANENTFLAGS (response code) 79
PREAUTH (response) 82 PREAUTH (response) 82
PRIVACYREQUIRED (response code) 79 PRIVACYREQUIRED (response code) 79
Permanent Flag (class of flag) 12 Permanent Flag (class of flag) 12
Predefined keywords 12 Predefined keywords 12
R R
READ-ONLY (response code) 79 READ-ONLY (response code) 79
READ-WRITE (response code) 79 READ-WRITE (response code) 79
RECENT (search key) 62 RECENT (search key) 62
RECENT (status item) 51 RECENT (status item) 51
skipping to change at page 123, line 27 skipping to change at page 123, line 29
SEARCH (command) 59 SEARCH (command) 59
SEEN (search key) 62 SEEN (search key) 62
SELECT (command) 34 SELECT (command) 34
SENTBEFORE <date> (search key) 62 SENTBEFORE <date> (search key) 62
SENTON <date> (search key) 62 SENTON <date> (search key) 62
SENTSINCE <date> (search key) 62 SENTSINCE <date> (search key) 62
SERVERBUG (response code) 79 SERVERBUG (response code) 79
SHOULD (specification requirement term) 5 SHOULD (specification requirement term) 5
SHOULD NOT (specification requirement term) 5 SHOULD NOT (specification requirement term) 5
SINCE <date> (search key) 62 SINCE <date> (search key) 62
SIZE (status item) 52
SMALLER <n> (search key) 62 SMALLER <n> (search key) 62
STARTTLS (command) 27 STARTTLS (command) 27
STATUS (command) 50 STATUS (command) 50
STATUS (response) 87 STATUS (response) 87
STORE (command) 67 STORE (command) 68
SUBJECT <string> (search key) 62 SUBJECT <string> (search key) 63
SUBSCRIBE (command) 41 SUBSCRIBE (command) 41
Session Flag (class of flag) 12 Session Flag (class of flag) 12
System Flag (type of flag) 11 System Flag (type of flag) 11
T T
TEXT (part specifier) 65 TEXT (part specifier) 65
TEXT <string> (search key) 62 TEXT <string> (search key) 63
TO <string> (search key) 62 TO <string> (search key) 63
TRYCREATE (response code) 79 TRYCREATE (response code) 79
U U
UID (command) 70 UID (command) 70
UID (fetch item) 67 UID (fetch item) 67
UID (fetch result) 95 UID (fetch result) 95
UID <sequence set> (search key) 63 UID <sequence set> (search key) 63
UIDNEXT (response code) 79 UIDNEXT (response code) 80
UIDNEXT (status item) 51 UIDNEXT (status item) 51
UIDNOTSTICKY (response code) 79 UIDNOTSTICKY (response code) 80
UIDVALIDITY (response code) 80 UIDVALIDITY (response code) 80
UIDVALIDITY (status item) 51 UIDVALIDITY (status item) 51
UNANSWERED (search key) 63 UNANSWERED (search key) 63
UNAVAILABLE (response code) 80 UNAVAILABLE (response code) 80
UNDELETED (search key) 63 UNDELETED (search key) 63
UNDRAFT (search key) 63 UNDRAFT (search key) 63
UNFLAGGED (search key) 63 UNFLAGGED (search key) 63
UNKEYWORD <flag> (search key) 63 UNKEYWORD <flag> (search key) 63
UNSEEN (response code) 80 UNSEEN (response code) 80
UNSEEN (search key) 63 UNSEEN (search key) 63
skipping to change at page 124, line 30 skipping to change at page 124, line 33
[ [
[RFC-5322] Size (message attribute) 13 [RFC-5322] Size (message attribute) 13
\ \
\All (mailbox name attribute) 85 \All (mailbox name attribute) 85
\Answered (system flag) 11 \Answered (system flag) 11
\Archive (mailbox name attribute) 85 \Archive (mailbox name attribute) 85
\Deleted (system flag) 11 \Deleted (system flag) 11
\Draft (system flag) 12 \Draft (system flag) 12
\Drafts (mailbox name attribute) 85 \Drafts (mailbox name attribute) 86
\Flagged (mailbox name attribute) 86 \Flagged (mailbox name attribute) 86
\Flagged (system flag) 11 \Flagged (system flag) 11
\HasChildren (mailbox name attribute) 84 \HasChildren (mailbox name attribute) 84
\HasNoChildren (mailbox name attribute) 85 \HasNoChildren (mailbox name attribute) 85
\Junk (mailbox name attribute) 86 \Junk (mailbox name attribute) 86
\Marked (mailbox name attribute) 85 \Marked (mailbox name attribute) 85
\Noinferiors (mailbox name attribute) 84 \Noinferiors (mailbox name attribute) 84
\Noselect (mailbox name attribute) 84 \Noselect (mailbox name attribute) 84
\Recent (system flag) 12 \Recent (system flag) 12
\Seen (system flag) 11 \Seen (system flag) 11
 End of changes. 31 change blocks. 
38 lines changed or deleted 48 lines changed or added

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