< draft-ietf-extra-imap4rev2-13.txt		draft-ietf-extra-imap4rev2-14.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) B. Leiba, Ed.		Obsoletes: 3501 (if approved) B. Leiba, Ed.
	Intended status: Standards Track Huawei Technologies		Intended status: Standards Track Futurewei Technologies
	Expires: September 10, 2020 March 9, 2020		Expires: November 9, 2020 May 8, 2020
	INTERNET MESSAGE ACCESS PROTOCOL - VERSION 4rev2		Internet Message Access Protocol (IMAP) - Version 4rev2
	draft-ietf-extra-imap4rev2-13		draft-ietf-extra-imap4rev2-14
	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.
	skipping to change at page 1, line 47 ¶		skipping to change at page 1, line 47 ¶
	Internet-Drafts are working documents of the Internet Engineering		Internet-Drafts are working documents of the Internet Engineering
	Task Force (IETF). Note that other groups may also distribute		Task Force (IETF). Note that other groups may also distribute
	working documents as Internet-Drafts. The list of current Internet-		working documents as Internet-Drafts. The list of current Internet-
	Drafts is at https://datatracker.ietf.org/drafts/current/.		Drafts is at https://datatracker.ietf.org/drafts/current/.
	Internet-Drafts are draft documents valid for a maximum of six months		Internet-Drafts are draft documents valid for a maximum of six months
	and may be updated, replaced, or obsoleted by other documents at any		and may be updated, replaced, or obsoleted by other documents at any
	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 September 10, 2020.		This Internet-Draft will expire on November 9, 2020.
	Copyright Notice		Copyright Notice
	Copyright (c) 2020 IETF Trust and the persons identified as the		Copyright (c) 2020 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
	skipping to change at page 4, line 14 ¶		skipping to change at page 4, line 14 ¶
	6.4.6. STORE Command . . . . . . . . . . . . . . . . . . . . 90		6.4.6. STORE Command . . . . . . . . . . . . . . . . . . . . 90
	6.4.7. COPY Command . . . . . . . . . . . . . . . . . . . . 91		6.4.7. COPY Command . . . . . . . . . . . . . . . . . . . . 91
	6.4.8. MOVE Command . . . . . . . . . . . . . . . . . . . . 92		6.4.8. MOVE Command . . . . . . . . . . . . . . . . . . . . 92
	6.4.9. UID Command . . . . . . . . . . . . . . . . . . . . . 94		6.4.9. UID Command . . . . . . . . . . . . . . . . . . . . . 94
	6.5. Client Commands - Experimental/Expansion . . . . . . . . 96		6.5. Client Commands - Experimental/Expansion . . . . . . . . 96
	6.5.1. X<atom> Command . . . . . . . . . . . . . . . . . . . 96		6.5.1. X<atom> Command . . . . . . . . . . . . . . . . . . . 96
	7. Server Responses . . . . . . . . . . . . . . . . . . . . . . 97		7. Server Responses . . . . . . . . . . . . . . . . . . . . . . 97
	7.1. Server Responses - Status Responses . . . . . . . . . . . 98		7.1. Server Responses - Status Responses . . . . . . . . . . . 98
	7.1.1. OK Response . . . . . . . . . . . . . . . . . . . . . 106		7.1.1. OK Response . . . . . . . . . . . . . . . . . . . . . 106
	7.1.2. NO Response . . . . . . . . . . . . . . . . . . . . . 106		7.1.2. NO Response . . . . . . . . . . . . . . . . . . . . . 106
	7.1.3. BAD Response . . . . . . . . . . . . . . . . . . . . 106		7.1.3. BAD Response . . . . . . . . . . . . . . . . . . . . 107
	7.1.4. PREAUTH Response . . . . . . . . . . . . . . . . . . 107		7.1.4. PREAUTH Response . . . . . . . . . . . . . . . . . . 107
	7.1.5. BYE Response . . . . . . . . . . . . . . . . . . . . 107		7.1.5. BYE Response . . . . . . . . . . . . . . . . . . . . 107
	7.2. Server Responses - Server and Mailbox Status . . . . . . 108		7.2. Server Responses - Server and Mailbox Status . . . . . . 108
	7.2.1. The ENABLED Response . . . . . . . . . . . . . . . . 108		7.2.1. The ENABLED Response . . . . . . . . . . . . . . . . 108
	7.2.2. CAPABILITY Response . . . . . . . . . . . . . . . . . 108		7.2.2. CAPABILITY Response . . . . . . . . . . . . . . . . . 108
	7.2.3. LIST Response . . . . . . . . . . . . . . . . . . . . 109		7.2.3. LIST Response . . . . . . . . . . . . . . . . . . . . 109
	7.2.4. NAMESPACE Response . . . . . . . . . . . . . . . . . 113		7.2.4. NAMESPACE Response . . . . . . . . . . . . . . . . . 113
	7.2.5. STATUS Response . . . . . . . . . . . . . . . . . . . 113		7.2.5. STATUS Response . . . . . . . . . . . . . . . . . . . 113
	7.2.6. ESEARCH Response . . . . . . . . . . . . . . . . . . 113		7.2.6. ESEARCH Response . . . . . . . . . . . . . . . . . . 114
	7.2.7. FLAGS Response . . . . . . . . . . . . . . . . . . . 114		7.2.7. FLAGS Response . . . . . . . . . . . . . . . . . . . 114
	7.3. Server Responses - Mailbox Size . . . . . . . . . . . . . 114		7.3. Server Responses - Mailbox Size . . . . . . . . . . . . . 115
	7.3.1. EXISTS Response . . . . . . . . . . . . . . . . . . . 115		7.3.1. EXISTS Response . . . . . . . . . . . . . . . . . . . 115
	7.4. Server Responses - Message Status . . . . . . . . . . . . 115		7.4. Server Responses - Message Status . . . . . . . . . . . . 115
	7.4.1. EXPUNGE Response . . . . . . . . . . . . . . . . . . 115		7.4.1. EXPUNGE Response . . . . . . . . . . . . . . . . . . 115
	7.4.2. FETCH Response . . . . . . . . . . . . . . . . . . . 116		7.4.2. FETCH Response . . . . . . . . . . . . . . . . . . . 116
	7.5. Server Responses - Command Continuation Request . . . . . 122		7.5. Server Responses - Command Continuation Request . . . . . 122
	8. Sample IMAP4rev2 connection . . . . . . . . . . . . . . . . . 122		8. Sample IMAP4rev2 connection . . . . . . . . . . . . . . . . . 122
	9. Formal Syntax . . . . . . . . . . . . . . . . . . . . . . . . 123		9. Formal Syntax . . . . . . . . . . . . . . . . . . . . . . . . 123
	10. Author's Note . . . . . . . . . . . . . . . . . . . . . . . . 140		10. Author's Note . . . . . . . . . . . . . . . . . . . . . . . . 140
	11. Security Considerations . . . . . . . . . . . . . . . . . . . 140		11. Security Considerations . . . . . . . . . . . . . . . . . . . 140
	11.1. STARTTLS Security Considerations . . . . . . . . . . . . 141		11.1. STARTTLS Security Considerations . . . . . . . . . . . . 141
	11.2. COPYUID and APPENDUID response codes . . . . . . . . . . 141		11.2. COPYUID and APPENDUID response codes . . . . . . . . . . 141
	11.3. LIST command and Other Users' namespace . . . . . . . . 141		11.3. LIST command and Other Users' namespace . . . . . . . . 141
	11.4. Other Security Considerations . . . . . . . . . . . . . 141		11.4. Other Security Considerations . . . . . . . . . . . . . 142
	12. IANA Considerations . . . . . . . . . . . . . . . . . . . . . 142		12. IANA Considerations . . . . . . . . . . . . . . . . . . . . . 142
	12.1. Updates to IMAP4 Capabilities registry . . . . . . . . . 143		12.1. Updates to IMAP4 Capabilities registry . . . . . . . . . 143
	12.2. GSSAPI/SASL service name . . . . . . . . . . . . . . . . 143		12.2. GSSAPI/SASL service name . . . . . . . . . . . . . . . . 143
	13. References . . . . . . . . . . . . . . . . . . . . . . . . . 143		13. References . . . . . . . . . . . . . . . . . . . . . . . . . 143
	13.1. Normative References . . . . . . . . . . . . . . . . . . 143		13.1. Normative References . . . . . . . . . . . . . . . . . . 143
	13.2. Informative References (related protocols) . . . . . . . 146		13.2. Informative References (related protocols) . . . . . . . 146
	13.3. Informative References (historical aspects of IMAP and		13.3. Informative References (historical aspects of IMAP and
	related protocols) . . . . . . . . . . . . . . . . . . . 148		related protocols) . . . . . . . . . . . . . . . . . . . 148
	Appendix A. Backward compatibility with IMAP4rev1 . . . . . . . 149		Appendix A. Backward compatibility with IMAP4rev1 . . . . . . . 149
	A.1. Mailbox International Naming Convention for compatibility		A.1. Mailbox International Naming Convention for compatibility
	skipping to change at page 102, line 30 ¶		skipping to change at page 102, line 30 ¶
	EXPUNGEISSUED		EXPUNGEISSUED
	Someone else has issued an EXPUNGE for the same mailbox. The		Someone else has issued an EXPUNGE for the same mailbox. The
	client may want to issue NOOP soon. [IMAP-MULTIACCESS]		client may want to issue NOOP soon. [IMAP-MULTIACCESS]
	discusses this subject in depth.		discusses this subject in depth.
	C: h search from fred@example.com		C: h search from fred@example.com
	S: * ESEARCH (TAG "h") ALL 1:3,5,8,13,21,42		S: * ESEARCH (TAG "h") ALL 1:3,5,8,13,21,42
	S: h OK [EXPUNGEISSUED] Search completed		S: h OK [EXPUNGEISSUED] Search completed
			HASCHILDREN
			The mailbox delete operation failed because the mailbox has one
			or more children and the server doesn't allow deletion of
			mailboxes with children.
			C: m356 DELETE Notes
			S: o356 NO [HASCHILDREN] Mailbox "Notes" has children that need
			to be deleted first
	INUSE		INUSE
	An operation has not been carried out because it involves		An operation has not been carried out because it involves
	sawing off a branch someone else is sitting on. Someone else		sawing off a branch someone else is sitting on. Someone else
	may be holding an exclusive lock needed for this operation, or		may be holding an exclusive lock needed for this operation, or
	the operation may involve deleting a resource someone else is		the operation may involve deleting a resource someone else is
	using, typically a mailbox.		using, typically a mailbox.
	The operation may succeed if the client tries again later.		The operation may succeed if the client tries again later.
	skipping to change at page 126, line 40 ¶		skipping to change at page 126, line 40 ¶
	[SP body-ext-mpart]		[SP body-ext-mpart]
	; MULTIPART body part		; MULTIPART body part
	body-type-msg = media-message SP body-fields SP envelope		body-type-msg = media-message SP body-fields SP envelope
	SP body SP body-fld-lines		SP body SP body-fld-lines
	body-type-text = media-text SP body-fields SP body-fld-lines		body-type-text = media-text SP body-fields SP body-fld-lines
	capability = ("AUTH=" auth-type) / atom		capability = ("AUTH=" auth-type) / atom
	; New capabilities MUST begin with "X" or be		; New capabilities MUST begin with "X" or be
	; registered with IANA as standard or		; registered with IANA in
	; standards-track		; a standards-track, an experimental
			; or an informational RFC.
	capability-data = "CAPABILITY" *(SP capability) SP "IMAP4rev2"		capability-data = "CAPABILITY" *(SP capability) SP "IMAP4rev2"
	*(SP capability)		*(SP capability)
	; Servers MUST implement the STARTTLS, AUTH=PLAIN,		; Servers MUST implement the STARTTLS, AUTH=PLAIN,
	; and LOGINDISABLED capabilities		; and LOGINDISABLED capabilities.
	; Servers which offer RFC 1730 compatibility MUST		; Servers which offer RFC 1730 compatibility MUST
	; list "IMAP4" as the first capability.		; list "IMAP4" as the first capability.
			; Servers which offer RFC 3501 compatibility MUST
			; list "IMAP4rev1" as one of capabilities.
	CHAR8 = %x01-ff		CHAR8 = %x01-ff
	; any OCTET except NUL, %x00		; any OCTET except NUL, %x00
	charset = atom / quoted		charset = atom / quoted
	childinfo-extended-item = "CHILDINFO" SP "("		childinfo-extended-item = "CHILDINFO" SP "("
	list-select-base-opt-quoted		list-select-base-opt-quoted
	*(SP list-select-base-opt-quoted) ")"		*(SP list-select-base-opt-quoted) ")"
	; Extended data item (mbox-list-extended-item)		; Extended data item (mbox-list-extended-item)
	skipping to change at page 135, line 37 ¶		skipping to change at page 135, line 39 ¶
	[flag-perm *(SP flag-perm)] ")" /		[flag-perm *(SP flag-perm)] ")" /
	"READ-ONLY" / "READ-WRITE" / "TRYCREATE" /		"READ-ONLY" / "READ-WRITE" / "TRYCREATE" /
	"UIDNEXT" SP nz-number / "UIDVALIDITY" SP nz-number /		"UIDNEXT" SP nz-number / "UIDVALIDITY" SP nz-number /
	resp-code-apnd / resp-code-copy / "UIDNOTSTICKY" /		resp-code-apnd / resp-code-copy / "UIDNOTSTICKY" /
	"UNAVAILABLE" / "AUTHENTICATIONFAILED" /		"UNAVAILABLE" / "AUTHENTICATIONFAILED" /
	"AUTHORIZATIONFAILED" / "EXPIRED" /		"AUTHORIZATIONFAILED" / "EXPIRED" /
	"PRIVACYREQUIRED" / "CONTACTADMIN" / "NOPERM" /		"PRIVACYREQUIRED" / "CONTACTADMIN" / "NOPERM" /
	"INUSE" / "EXPUNGEISSUED" / "CORRUPTION" /		"INUSE" / "EXPUNGEISSUED" / "CORRUPTION" /
	"SERVERBUG" / "CLIENTBUG" / "CANNOT" /		"SERVERBUG" / "CLIENTBUG" / "CANNOT" /
	"LIMIT" / "OVERQUOTA" / "ALREADYEXISTS" /		"LIMIT" / "OVERQUOTA" / "ALREADYEXISTS" /
	"NONEXISTENT" / "NOTSAVED" /		"NONEXISTENT" / "NOTSAVED" / "HASCHILDREN" /
	"CLOSED" /		"CLOSED" /
	"UNKNOWN-CTE" /		"UNKNOWN-CTE" /
	atom [SP 1*<any TEXT-CHAR except "]">]		atom [SP 1*<any TEXT-CHAR except "]">]
	return-option = "SUBSCRIBED" / "CHILDREN" / status-option /		return-option = "SUBSCRIBED" / "CHILDREN" / status-option /
	option-extension		option-extension
	search = "SEARCH" [search-return-opts]		search = "SEARCH" [search-return-opts]
	SP search-program		SP search-program
	skipping to change at page 143, line 12 ¶		skipping to change at page 143, line 20 ¶
	Additional IANA actions are specified in subsection of this section.		Additional IANA actions are specified in subsection of this section.
	12.1. Updates to IMAP4 Capabilities registry		12.1. Updates to IMAP4 Capabilities registry
	IMAP4 capabilities are registered by publishing a standards track or		IMAP4 capabilities are registered by publishing a standards track or
	IESG approved informational or experimental RFC. The registry is		IESG approved informational or experimental RFC. The registry is
	currently located at: https://www.iana.org/assignments/		currently located at: https://www.iana.org/assignments/
	imap4-capabilities		imap4-capabilities
	As this specification revises the STARTTLS and LOGINDISABLED		As this specification revises the AUTH= prefix, STARTTLS and
	extensions previously defined in [IMAP-TLS], IANA is requested to		LOGINDISABLED extensions previously defined in [IMAP-TLS], IANA is
	update registry entries for these 2 extensions to point to this		requested to update registry entries for these 3 extensions to point
	document.		to this document.
	12.2. GSSAPI/SASL service name		12.2. GSSAPI/SASL service name
	GSSAPI/Kerberos/SASL service names are registered by publishing a		GSSAPI/Kerberos/SASL service names are registered by publishing a
	standards track or IESG approved experimental RFC. The registry is		standards track or IESG approved experimental RFC. The registry is
	currently located at: http://www.iana.org/assignments/gssapi-service-		currently located at: https://www.iana.org/assignments/gssapi-
	names		service-names
	IANA is requested to update the "imap" service name previously		IANA is requested to update the "imap" service name previously
	registered in RFC 3501, to point to this document.		registered in RFC 3501, to point to this document.
	13. References		13. References
	13.1. Normative References		13.1. Normative References
	[ABNF] Crocker, D., Ed. and P. Overell, "Augmented BNF for Syntax		[ABNF] Crocker, D., Ed. and P. Overell, "Augmented BNF for Syntax
	Specifications: ABNF", STD 68, RFC 5234, January 2008,		Specifications: ABNF", STD 68, RFC 5234, January 2008,
	skipping to change at page 151, line 31 ¶		skipping to change at page 151, line 40 ¶
	The following is the plan for remaining changes. The plan might		The following is the plan for remaining changes. The plan might
	change over time.		change over time.
	1. Revise IANA registration of IMAP extensions and give advice on		1. Revise IANA registration of IMAP extensions and give advice on
	use of "X-" convention.		use of "X-" convention.
	2. Allow word-based searching (as per Chris Newman)? Need to		2. Allow word-based searching (as per Chris Newman)? Need to
	discuss header field search, where exact/substring match is still		discuss header field search, where exact/substring match is still
	required for interoperability.		required for interoperability.
			3. Add a section on other recommended extensions?
	The following changes were already done:		The following changes were already done:
	1. Fold in the following extensions/RFC: RFC 5530 (IMAP Response		1. Fold in the following extensions/RFC: RFC 5530 (IMAP Response
	Codes), UIDPLUS, ENABLE, ESEARCH, SPECIAL-USE (list of new		Codes), UIDPLUS, ENABLE, ESEARCH, SPECIAL-USE (list of new
	mailbox attributes is done), LITERAL-, NAMESPACE, SASL-IR, IDLE,		mailbox attributes is done), LITERAL-, NAMESPACE, SASL-IR, IDLE,
	MOVE.		MOVE.
	2. Add CLOSED response code (from CONDSTORE).		2. Add CLOSED response code (from CONDSTORE).
	3. Add support for $Phishing, $Junk, $NonJunk, $MDNSent and		3. Add support for $Phishing, $Junk, $NonJunk, $MDNSent and
	skipping to change at page 154, line 36 ¶		skipping to change at page 154, line 39 ¶
	ALL (search result option) 75		ALL (search result option) 75
	ALREADYEXISTS (response code) 98		ALREADYEXISTS (response code) 98
	ANSWERED (search key) 77		ANSWERED (search key) 77
	APPEND (command) 67		APPEND (command) 67
	APPENDUID (response code) 98		APPENDUID (response code) 98
	AUTHENTICATE (command) 29		AUTHENTICATE (command) 29
	AUTHENTICATIONFAILED (response code) 99		AUTHENTICATIONFAILED (response code) 99
	AUTHORIZATIONFAILED (response code) 99		AUTHORIZATIONFAILED (response code) 99
	B		B
	BAD (response) 106		BAD (response) 107
	BADCHARSET (response code) 100		BADCHARSET (response code) 100
	BCC <string> (search key) 77		BCC <string> (search key) 77
	BEFORE <date> (search key) 77		BEFORE <date> (search key) 77
	BINARY.PEEK[<section-binary>]<<partial>> (fetch item) 87		BINARY.PEEK[<section-binary>]<<partial>> (fetch item) 87
	BINARY.SIZE[<section-binary>] (fetch item) 87		BINARY.SIZE[<section-binary>] (fetch item) 87
	BINARY.SIZE[<section-binary>] (fetch result) 117		BINARY.SIZE[<section-binary>] (fetch result) 117
	BINARY[<section-binary>]<<number>> (fetch result) 116		BINARY[<section-binary>]<<number>> (fetch result) 116
	BINARY[<section-binary>]<<partial>> (fetch item) 87		BINARY[<section-binary>]<<partial>> (fetch item) 87
	BODY (fetch item) 88		BODY (fetch item) 88
	BODY (fetch result) 117		BODY (fetch result) 117
	BODY <string> (search key) 77		BODY <string> (search key) 77
	BODY.PEEK[<section>]<<partial>> (fetch item) 90		BODY.PEEK[<section>]<<partial>> (fetch item) 90
	BODYSTRUCTURE (fetch item) 90		BODYSTRUCTURE (fetch item) 90
	BODYSTRUCTURE (fetch result) 117		BODYSTRUCTURE (fetch result) 118
	BODY[<section>]<<origin octet>> (fetch result) 117		BODY[<section>]<<origin octet>> (fetch result) 117
	BODY[<section>]<<partial>> (fetch item) 88		BODY[<section>]<<partial>> (fetch item) 88
	BYE (response) 107		BYE (response) 107
	Body Structure (message attribute) 14		Body Structure (message attribute) 14
	C		C
	CANNOT (response code) 100		CANNOT (response code) 100
	CAPABILITY (command) 25		CAPABILITY (command) 25
	CAPABILITY (response code) 100		CAPABILITY (response code) 100
	CAPABILITY (response) 108		CAPABILITY (response) 108
	skipping to change at page 155, line 33 ¶		skipping to change at page 155, line 37 ¶
	D		D
	DELETE (command) 39		DELETE (command) 39
	DELETED (search key) 77		DELETED (search key) 77
	DELETED (status item) 67		DELETED (status item) 67
	DRAFT (search key) 77		DRAFT (search key) 77
	E		E
	ENABLE (command) 33		ENABLE (command) 33
	ENVELOPE (fetch item) 90		ENVELOPE (fetch item) 90
	ENVELOPE (fetch result) 120		ENVELOPE (fetch result) 120
	ESEARCH (response) 113		ESEARCH (response) 114
	EXAMINE (command) 37		EXAMINE (command) 37
	EXPIRED (response code) 102		EXPIRED (response code) 102
	EXPUNGE (command) 73		EXPUNGE (command) 73
	EXPUNGE (response) 115		EXPUNGE (response) 115
	EXPUNGEISSUED (response code) 102		EXPUNGEISSUED (response code) 102
	Envelope Structure (message attribute) 14		Envelope Structure (message attribute) 14
	F		F
	FAST (fetch item) 87		FAST (fetch item) 87
	FETCH (command) 86		FETCH (command) 86
	skipping to change at page 156, line 8 ¶		skipping to change at page 156, line 12 ¶
	FLAGS (fetch item) 90		FLAGS (fetch item) 90
	FLAGS (fetch result) 121		FLAGS (fetch result) 121
	FLAGS (response) 114		FLAGS (response) 114
	FLAGS <flag list> (store command data item) 91		FLAGS <flag list> (store command data item) 91
	FLAGS.SILENT <flag list> (store command data item) 91		FLAGS.SILENT <flag list> (store command data item) 91
	FROM <string> (search key) 77		FROM <string> (search key) 77
	FULL (fetch item) 87		FULL (fetch item) 87
	Flags (message attribute) 11		Flags (message attribute) 11
	H		H
			HASCHILDREN (response code) 102
	HEADER (part specifier) 88		HEADER (part specifier) 88
	HEADER <field-name> <string> (search key) 77		HEADER <field-name> <string> (search key) 77
	HEADER.FIELDS (part specifier) 88		HEADER.FIELDS (part specifier) 88
	HEADER.FIELDS.NOT (part specifier) 88		HEADER.FIELDS.NOT (part specifier) 88
	I		I
	IDLE (command) 70		IDLE (command) 70
	INTERNALDATE (fetch item) 90		INTERNALDATE (fetch item) 90
	INTERNALDATE (fetch result) 121		INTERNALDATE (fetch result) 121
	INUSE (response code) 102		INUSE (response code) 102
	Internal Date (message attribute) 13		Internal Date (message attribute) 13
	K		K
	KEYWORD <flag> (search key) 78		KEYWORD <flag> (search key) 78
	Keyword (type of flag) 12		Keyword (type of flag) 12
	L		L
	LARGER <n> (search key) 78		LARGER <n> (search key) 78
	LIMIT (response code) 102		LIMIT (response code) 103
	LIST (command) 43		LIST (command) 43
	LIST (response) 109		LIST (response) 109
	LOGOUT (command) 27		LOGOUT (command) 27
	M		M
	MAX (search result option) 75		MAX (search result option) 75
	MAY (specification requirement term) 5		MAY (specification requirement term) 5
	MESSAGES (status item) 67		MESSAGES (status item) 67
	MIME (part specifier) 89		MIME (part specifier) 89
	MIN (search result option) 75		MIN (search result option) 75
	skipping to change at page 157, line 14 ¶		skipping to change at page 157, line 18 ¶
	O		O
	OK (response) 106		OK (response) 106
	ON <date> (search key) 78		ON <date> (search key) 78
	OPTIONAL (specification requirement term) 5		OPTIONAL (specification requirement term) 5
	OR <search-key1> <search-key2> (search key) 78		OR <search-key1> <search-key2> (search key) 78
	OVERQUOTA (response code) 103		OVERQUOTA (response code) 103
	P		P
	PARSE (response code) 103		PARSE (response code) 103
	PERMANENTFLAGS (response code) 103		PERMANENTFLAGS (response code) 104
	PREAUTH (response) 107		PREAUTH (response) 107
	PRIVACYREQUIRED (response code) 104		PRIVACYREQUIRED (response code) 104
	Permanent Flag (class of flag) 13		Permanent Flag (class of flag) 13
	Predefined keywords 12		Predefined keywords 12
	R		R
	READ-ONLY (response code) 104		READ-ONLY (response code) 104
	READ-WRITE (response code) 104		READ-WRITE (response code) 104
	RECOMMENDED (specification requirement term) 5		RECOMMENDED (specification requirement term) 5
	RENAME (command) 40		RENAME (command) 40
	REQUIRED (specification requirement term) 5		REQUIRED (specification requirement term) 5
	RFC822.SIZE (fetch item) 90		RFC822.SIZE (fetch item) 90
	RFC822.SIZE (fetch result) 121		RFC822.SIZE (fetch result) 122
	S		S
	SAVE (search result option) 75		SAVE (search result option) 75
	SEARCH (command) 74		SEARCH (command) 74
	SEEN (search key) 78		SEEN (search key) 78
	SELECT (command) 35		SELECT (command) 35
	SENTBEFORE <date> (search key) 78		SENTBEFORE <date> (search key) 78
	SENTON <date> (search key) 78		SENTON <date> (search key) 78
	SENTSINCE <date> (search key) 78		SENTSINCE <date> (search key) 78
	SERVERBUG (response code) 104		SERVERBUG (response code) 104
	skipping to change at page 158, line 7 ¶		skipping to change at page 158, line 12 ¶
	STORE (command) 90		STORE (command) 90
	SUBJECT <string> (search key) 78		SUBJECT <string> (search key) 78
	SUBSCRIBE (command) 42		SUBSCRIBE (command) 42
	Session Flag (class of flag) 13		Session Flag (class of flag) 13
	System Flag (type of flag) 11		System Flag (type of flag) 11
	T		T
	TEXT (part specifier) 88		TEXT (part specifier) 88
	TEXT <string> (search key) 78		TEXT <string> (search key) 78
	TO <string> (search key) 78		TO <string> (search key) 78
	TRYCREATE (response code) 104		TRYCREATE (response code) 105
	U		U
	UID (command) 94		UID (command) 94
	UID (fetch item) 90		UID (fetch item) 90
	UID (fetch result) 121		UID (fetch result) 122
	UID <sequence set> (search key) 79		UID <sequence set> (search key) 79
	UIDNEXT (response code) 105		UIDNEXT (response code) 105
	UIDNEXT (status item) 67		UIDNEXT (status item) 67
	UIDNOTSTICKY (response code) 105		UIDNOTSTICKY (response code) 105
	UIDVALIDITY (response code) 105		UIDVALIDITY (response code) 105
	UIDVALIDITY (status item) 67		UIDVALIDITY (status item) 67
	UNANSWERED (search key) 79		UNANSWERED (search key) 79
	UNAVAILABLE (response code) 105		UNAVAILABLE (response code) 105
	UNDELETED (search key) 79		UNDELETED (search key) 79
	UNDRAFT (search key) 79		UNDRAFT (search key) 79
	UNFLAGGED (search key) 79		UNFLAGGED (search key) 79
	UNKEYWORD <flag> (search key) 79		UNKEYWORD <flag> (search key) 79
	UNKNOWN-CTE (response code) 105		UNKNOWN-CTE (response code) 106
	UNSEEN (search key) 79		UNSEEN (search key) 79
	UNSEEN (status item) 67		UNSEEN (status item) 67
	UNSELECT (command) 73		UNSELECT (command) 73
	UNSUBSCRIBE (command) 43		UNSUBSCRIBE (command) 43
	Unique Identifier (UID) (message attribute) 9		Unique Identifier (UID) (message attribute) 9
	X		X
	X<atom> (command) 96		X<atom> (command) 96
	[		[
	[RFC-5322] Size (message attribute) 13		[RFC-5322] Size (message attribute) 13
	\		\
	\All (mailbox name attribute) 111		\All (mailbox name attribute) 111
	\Answered (system flag) 11		\Answered (system flag) 11
	\Archive (mailbox name attribute) 111		\Archive (mailbox name attribute) 111
	\Deleted (system flag) 12		\Deleted (system flag) 12
	\Draft (system flag) 12		\Draft (system flag) 12
	\Drafts (mailbox name attribute) 111		\Drafts (mailbox name attribute) 112
	\Flagged (mailbox name attribute) 111		\Flagged (mailbox name attribute) 112
	\Flagged (system flag) 11		\Flagged (system flag) 11
	\HasChildren (mailbox name attribute) 110		\HasChildren (mailbox name attribute) 110
	\HasNoChildren (mailbox name attribute) 110		\HasNoChildren (mailbox name attribute) 111
	\Junk (mailbox name attribute) 112		\Junk (mailbox name attribute) 112
	\Marked (mailbox name attribute) 110		\Marked (mailbox name attribute) 111
	\Noinferiors (mailbox name attribute) 110		\Noinferiors (mailbox name attribute) 110
	\NonExistent (mailbox name attribute) 109		\NonExistent (mailbox name attribute) 110
	\Noselect (mailbox name attribute) 110		\Noselect (mailbox name attribute) 110
	\Recent (system flag) 12		\Recent (system flag) 12
	\Remote (mailbox name attribute) 111		\Remote (mailbox name attribute) 111
	\Seen (system flag) 11		\Seen (system flag) 11
	\Sent (mailbox name attribute) 112		\Sent (mailbox name attribute) 112
	\Subscribed (mailbox name attribute) 111		\Subscribed (mailbox name attribute) 111
	\Trash (mailbox name attribute) 112		\Trash (mailbox name attribute) 112
	\Unmarked (mailbox name attribute) 110		\Unmarked (mailbox name attribute) 111
	Authors' Addresses		Authors' Addresses
	Alexey Melnikov (editor)		Alexey Melnikov (editor)
	Isode Ltd		Isode Ltd
	14 Castle Mews		14 Castle Mews
	Hampton, Middlesex TW12 2NP		Hampton, Middlesex TW12 2NP
	UK		UK
	Email: Alexey.Melnikov@isode.com		Email: Alexey.Melnikov@isode.com
	Barry Leiba (editor)		Barry Leiba (editor)
	Huawei Technologies		Futurewei Technologies
	Phone: +1 646 827 0648		Phone: +1 646 827 0648
	Email: barryleiba@computer.org		Email: barryleiba@computer.org
	URI: http://internetmessagingtechnology.org/		URI: http://internetmessagingtechnology.org/
End of changes. 31 change blocks.
	35 lines changed or deleted		51 lines changed or added
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