[Dovecot] dovecot temporary suspension all of pop3 login about 5 minutes

[Jason]

Dear Steffen Kaiser,

Thank you very much!

Best regards,

Jason

-----Original Message-----
From: Steffen Kaiser [mailto:skdovecot at smail.inf.fh-brs.de] 
Sent: Friday, April 25, 2014 3:14 PM
To: Jason
Cc: dovecot at dovecot.org
Subject: Re: [Dovecot] dovecot temporary suspension all of pop3 login about
5 minutes

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On Fri, 25 Apr 2014, Jason wrote:

> When the user login P0P3 more than 10 times in 1 minute that the dovecot
temporary suspension all of pop3 login about 5 minutes.
>
> How to disable the setting for dovecot.

> Apr 24 16:11:14 mww dovecot: pop3-login: Login: user=<scan>, 
> method=PLAIN, rip=192.168.16.84, lip=192.168.16.159, mpid=8767, 
> session=<5USPZMX3/QDAqBBU> Apr 24 16:11:14 mww dovecot: pop3(scan): 
> Disconnected: Logged out top=0/0, retr=0/0, del=0/0, size=0 Apr 24 
> 16:11:15 mww dovecot: auth-worker: Error: no talloc stackframe at 
> ../source3/param/loadparm.c:4864, leaking memory

> # 2.2.9: /etc/dovecot/dovecot.conf

> doveconf: Warning: Obsolete setting in /etc/dovecot/dovecot.conf:99:
> ssl_disable has been renamed to ssl
...
> ssl = no

Check out last log line, it's a bug. First try update your config, then
upgrade to v2.2.13, then let us know if your bug is fixed.

BTW: I do not find no loadparm.c in v2.2.12.

http://ubuntuforums.org/showthread.php?t=2214042
http://osdir.com/ml/ubuntu-bugs/2014-04/msg16458.html
http://ubuntuforums.org/showthread.php?t=2218612

Looks like an Ubuntu bug with authentifications.

- --
Steffen Kaiser
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