Apple mail fails with Submission

[Stephan Bosch]

Op 18/12/2018 om 10:18 schreef Paul Hecker via dovecot:
> Hi,
>
> did you see this thread?
>
> https://dovecot.org/list/dovecot/2018-October/113348.html
>
> Had a similar issue with CHUNKING and Apple Mail, but could reproduce 
> it with a Perl script, too. But I do not whether this was fixed 
> already in v2.3.4 (nothing found in the release notes). Could be that 
> relaying PIPELINING hast the same issues with “multi-line replies”.

I'm not sure yet that this is the same problem. That fix is indeed not 
released yet. It is in the pipeline. From the looks of things, it should 
be in v2.3.5.

Regards,


Stephan.



>> On 18. Dec 2018, at 07:18, Aki Tuomi <aki.tuomi at open-xchange.com 
>> <mailto:aki.tuomi at open-xchange.com>> wrote:
>>
>>
>>> On 18 December 2018 at 02:30 Adi Pircalabu via dovecot < 
>>> dovecot at dovecot.org <mailto:dovecot at dovecot.org>> wrote:
>>>
>>>
>>> On 2018-12-18 07:33, Ruud Voorjans wrote:
>>>> Dear all,
>>>>
>>>> I'm running dovecot # 2.3.2.1 - Pigeonhole version 0.5.2 () - OS:
>>>> Linux 4.18.0-12-generic x86_64 Ubuntu 18.10 with Submission.
>>>> It works great except with apple mail (Iphone).
>>>>
>>>> I get an error with the MTA (postfix):
>>>> ""postfix/submission/smtpd[32552]: warning: non-SMTP command from
>>>> mail.example.org <http://mail.example.org> [1][xx.xx.xx.xx]: 
>>>> Content-Transfer-Encoding: 7bit""
>>>>
>>>> with other mail-client(s) (Outlook (Desktop and Iphone app)) i have no
>>>> problem and it proxy-sends the e-mail beautiful out to the recipient.
>>> Hardly anything to do with Dovecot. When it comes to email clients 
>>> Apple
>>> Mail has been and is still one of the worst flops (no offence intended,
>>> just my opinion based on personal experience). If you can reliably
>>> reproduce it, try and log the raw SMTP conversation between Postfix and
>>> the client by enabling per IP debugging in Postfix:
>>> postconf -e "debug_peer_level = 20"
>>> postconf -e "debug_peer_list = xx.xx.xx.xx"
>>> postfix reload
>>> where xx.xx.xx.xx is the unlucky client IP address.
>>>
>>> Possibly some crappy SMTP PIPELINING implementation at the Apple end,
>>> who knows.
>>>
>>> -- 
>>> Adi Pircalabu
>>
>> It's not unconceivable that there are bugs in submission either. Can 
>> you provide doveconf -n and submission rawlogs? See 
>> https://wiki.dovecot.org/Submission for settings.
>>
>> ---
>> Aki Tuomi
>
>
> Paul Hecker
> paul at iwascoding.com <mailto:paul at iwascoding.com>
> http://www.iwascoding.com <http://www.iwascoding.com/>
>
> iwascoding GmbH
> Weserstr 18, 10247 Berlin
> HRB 97269 B Amtsgericht Berlin-Charlottenburg
> Geschäftsführer: Paul Hecker, Ilja Iwas
>
>
>
>
>
>
>
>