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Cyrus IMAP 2.3.11 Release Notes
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Changes to the Cyrus IMAP Server since 2.3.10

*   Fixed several skiplist bugs -- courtesy of Fastmail.fm.
*   Add robustness to skiplist recovery -- courtesy of Fastmail.fm.
*   Added support for modification sequences to replication protocol (for CONDSTORE) -- courtesy of David Carter.
*   Fixed delayed delete replication -- courtesy of Fastmail.fm.
*   Allow [un]deleting of user INBOXes (renaming to/from deleted hierarchy) to work when using delayed delete -- courtesy of Simon Matter.
*   Fixed interaction with removal of rights and implicitownerrights.
*   Fixed parsing of single FETCH item when using FETCH modifiers.
*   Prevented SSL_accept() from blocking indefinitely when using TLS/SSL. This should eliminate a lot of hung SSL-wrapped processes.
*   Allow STARTTLS to be used to externally preauth'd LMTP connections.
*   Allow a TLS client certificate to be sufficient authentication for LMTP.
*   timsieved now automatically sends CAPABILITY response after STARTTLS. This code was reintroduced after being mistakenly removed as part of bug #1338.
*   Fixed miscellaneous bugs and build issues.

:ref:`imap-release-notes-2.3`
