disable IMAP IDLE
iane at sussex.ac.uk
Tue Nov 23 10:21:07 EST 2010
--On 23 November 2010 10:01:58 -0500 Ron Vachiyer <proutfoo at hotmail.com>
>> I thought sessions remained open for efficiency, regardless of IDLE,
>> until closed by the client or 30 minutes have elapsed.
>> IDLE just lets the server notify the client if new email arrives,
>> doesn't it?
>> Even without IDLE, there are benefits in leaving the session open.
> I won't argue since clearly I am in the minority ;) Using courier-imap
> on our Plesk servers, TCP/143 is closed after every new mail
> verification. A dovecot server I checked does the same. Cyrus seems to
> allow the session to be maintained, and yes, it does not advertise IDLE.
Then they're doing something other than IMAP4rev1, which is requires
servers to keep a session open for 30 minutes of inactivity.
Of course, if the client logs out, then the TCP session should be
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