Odd problem: IMAP/S suddenly not working, but no errors, and IMAP still works

Dan White dwhite at olp.net
Mon Nov 1 10:41:14 EDT 2010

On 31/10/10 20:51 -0400, Chris Pepper wrote:
>	Alternatively, is there a way to make sure Cyrus requires STARTTLS on
>143? I was blocking external access to it to make sure users always use
>encryption to connect, but port 143 with STARTTLS required would be an
>acceptable alternative.

You can set 'allowplaintext: 0' to disallow plaintext logins over port 143.
That would require clients to perform a STARTTLS, or negotiate a SASL
security layer which meets your 'sasl_minimum_layer:' setting.

Dan White

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