[Dovecot] Dovecot upgrades break Blackberry instant email (BIS)

[interfaSys sàrl]

On 31/08/2010 19:18, Timo Sirainen wrote:
> Well, if I change this in v2.0.2 then you don't need it anymore. If you
> keep it anyway, you'll get a duplicate IDLE capability (actually you get
> that already post-login), but I don't think that breaks anything.
> 
> On Tue, 2010-08-31 at 18:07 +0100, interfaSys sàrl - Rich Internet
> Applications wrote:
>> Worked perfectly!
>>
>> Is it something that can be disabled after a few days or is there no
>> harm in keeping it in the config?
>>
>> (And congrats on your work on Dovecot Timo. Great piece of software.)
>>
>> On 31/08/2010 17:53, Timo Sirainen wrote:
>>> On Tue, 2010-08-31 at 17:41 +0100, interfaSys sàrl wrote:
>>>
>>>> I don't find this very convenient and was wondering if there was
>>>> something that could be done on the Dovecot side?
>>>
>>> imap_capability = +IDLE
>>>
>>> I'm thinking about making this default.. Assuming Blackberry people
>>> don't happen to fix it themselves soon, which would be nice but maybe
>>> not that realistic to expect. Anyway,
>>> http://dovecot.org/list/dovecot/2010-April/048147.html explains what's
>>> happening.
>>>
>>>
>>
> 

There seems to be another thing that bothers BIS servers.

If the subscription file is 660, then it seems the connection is dropped
(No idling).
When it's 770, then things are fine.

Is anybody else able to confirm this?