> Le 12 oct. 2019 à 03:26, @lbutlr via dovecot <[email protected]> a écrit :
>
> On Oct 11, 2019, at 2:00 PM, Joseph Tam <[email protected]> wrote:
>> On Fri, 11 Oct 2019, @lbutlr wrote:
>>
>>>>> Oct 09 16:02:50 imap-login: Info: Aborted login (auth failed, 5 attempts
>>>>> in 33 secs): user=<[email protected]>, xx.xx.xx.xx, PLAIN, TLS
>>>
>>> This turns out to have been caused by the MUA attempting to connect to
>>> port 25 (despite clearly showing port 587 in the MUA settings). Thanks
>>> to Mac/iOS account syncing, merely trying to change the port never
>>> seemed to work, but removing the account entirely and recreating it got
>>> it to connect to port 587 as configured.
>>
>> Yes, MacOSX Mail.app seems to bumble around, even ignoring your
>> port settings to find the "correct" configuration. (This happens,
>> for example, when there is a transient network problem). You need to
>> disable "Automatically manage connections" to stop these mail readers
>> from wandering around and strictly use your settings.
>
> There is no such setting in iOS or iPadOS though, and setting the explicit
> port for SMTP and.or IMAP advanced settings didn’t change the port it
> actually tried connecting go until I removed the account and re-added it.
>
> No problems on iOS 12 or macOS 10.14 so far.
I encounter this issue on 10.14 this week, so it is present (with account using
automatic server settings).
