IMAP Extensions
See also http://www.melnikov.ca/mel/devel/ServerReference.html
QUOTA: IMAP4 QUOTA extension
- Known supporting servers:
Dovecot v1.0+ (read-only)
IceWarp Mail Server v9.4+ (read-only)
- Known unsupporting servers:
LITERAL+: IMAP4 non-synchronizing literals
- Known supporting servers:
Dovecot v1.0+
- Known unsupporting servers:
IceWarp Mail Server v9.4/v10.0
IDLE: IMAP4 IDLE command
- Known supporting servers:
Dovecot v1.0+
IceWarp Mail Server v9.4+
- Known unsupporting servers:
LOGIN-REFERRALS: IMAP4 Login Referrals
- Known supporting servers:
Dovecot v1.0+
- Known unsupporting servers:
IceWarp Mail Server v9.4/v10.0
NAMESPACE: IMAP4 Namespace
- Known supporting servers:
Dovecot v1.0+
IceWarp Mail Server v9.4+
- Known unsupporting servers:
ID: IMAP4 ID extension
- Known supporting servers:
Dovecot v1.2+
IceWarp Mail Server v9.4+
- Known unsupporting servers:
CHILDREN: IMAP4 Child Mailbox Extension
- Known supporting servers:
Dovecot v1.0+
IceWarp Mail Server v9.4+
- Known unsupporting servers:
MULTIAPPEND: IMAP4 MULTIAPPEND Extension
- Known supporting servers:
Dovecot v1.0+
- Known unsupporting servers:
IceWarp Mail Server v9.4/v10.0
UNSELECT: IMAP4 UNSELECT command
- Known supporting servers:
Dovecot v1.0+
IceWarp Mail Server v9.4+
- Known unsupporting servers:
ACL: Access Control List (ACL) Extension
- Known supporting servers:
Dovecot v1.2+
IceWarp Mail Server v10.0+
- Known unsupporting servers:
IceWarp Mail Server v9.4
UIDPLUS: IMAP UIDPLUS extension
- Known supporting servers:
Dovecot v1.1+
IceWarp Mail Server v9.4+
- Known unsupporting servers:
CONDSTORE: IMAP Extension for Conditional STORE Operation or Quick Flag Changes Resynchronization
- Known supporting servers:
Dovecot v1.2+
- Known unsupporting servers:
IceWarp Mail Server v9.4/v10.0
ESEARCH: IMAP4 Extension to SEARCH Command for Controlling What Kind of Information Is Returned
- Known supporting servers:
Dovecot v1.2+
- Known unsupporting servers:
IceWarp Mail Server v9.4/v10.0
SASL-IR: IMAP Extension for Simple Authentication and Security Layer (SASL) Initial Client Response
- Known supporting servers:
Dovecot v1.0+
- Known unsupporting servers:
IceWarp Mail Server v9.4/v10.0
WITHIN: WITHIN Search Extension to the IMAP Protocol
- Known supporting servers:
Dovecot v1.2+
- Known unsupporting servers:
IceWarp Mail Server v9.4/v10.0
ENABLE: The IMAP ENABLE Extension
- Known supporting servers:
Dovecot v1.2+
- Known unsupporting servers:
IceWarp Mail Server v9.4/v10.0
QRESYNC: IMAP4 Extensions for Quick Mailbox Resynchronization
- Known supporting servers:
Dovecot v1.2+
- Known unsupporting servers:
IceWarp Mail Server v9.4/v10.0
SEARCHRES: IMAP Extension for Referencing the Last SEARCH Result
- Known supporting servers:
Dovecot v1.2+
- Known unsupporting servers:
IceWarp Mail Server v9.4/v10.0
SORT: IMAP SORT and THREAD Extensions
- Known supporting servers:
Dovecot v1.0+
IceWarp Mail Server v9.4+ (except that it returns "y8 NO THREAD Arguments invalid" in response to "y8 UID THREAD ORDEREDSUBJECT utf-8 ALL"...)
- Known unsupporting servers:
THREAD=ORDEREDSUBJECT: IMAP SORT and THREAD Extensions
- Known supporting servers:
IceWarp Mail Server v9.4+ (see above)
- Known unsupporting servers:
Dovecot (v1.2)
THREAD=REFERENCES: IMAP SORT and THREAD Extensions
- Known supporting servers:
Dovecot v1.0+
- Known unsupporting servers:
IceWarp Mail Server v9.4/v10.0
CONTEXT=SEARCH: Contexts for IMAP4
- Known supporting servers:
Dovecot v1.2+
- Known unsupporting servers:
IceWarp Mail Server v9.4/v10.0
CONTEXT=SORT: Contexts for IMAP4
- Known supporting servers:
- Known unsupporting servers:
Dovecot (v1.2)
IceWarp Mail Server v9.4/v10.0
ESORT: Contexts for IMAP4
- Known supporting servers:
Dovecot v1.2+
- Known unsupporting servers:
IceWarp Mail Server v9.4/v10.0
I18NLEVEL=1: Internet Message Access Protocol Internationalization
- Known supporting servers:
Dovecot v1.1+
- Known unsupporting servers:
IceWarp Mail Server v9.4/v10.0
I18NLEVEL=2: Internet Message Access Protocol Internationalization
- Known supporting servers:
- Known unsupporting servers:
Dovecot (v1.2)
IceWarp Mail Server v9.4/v10.0
LANGUAGE: Internet Message Access Protocol Internationalization
- Known supporting servers:
- Known unsupporting servers:
Dovecot (v1.2)
IceWarp Mail Server v9.4/v10.0
LIST-EXTENDED: IMAP4 - LIST Command Extensions
- Known supporting servers:
Dovecot v1.1+
- Known unsupporting servers:
IceWarp Mail Server v9.4/v10.0