Best way to move mail from one server to another

[Sami Ketola]

> On 4 Sep 2018, at 18.00, Robert Schetterer <rs at sys4.de> wrote:
> 
> Am 04.09.2018 um 16:52 schrieb Sami Ketola:
>> 
>> 
>>> On 4 Sep 2018, at 17.47, Robert Schetterer <rs at sys4.de> wrote:
>>> 
>>> Am 04.09.2018 um 09:41 schrieb Sami Ketola:
>>>> imapsync always loses data
>>> 
>>> never saw this, be carefull by anounce such myths
>> 
>> 
>> It is a fact. Imapsync works over IMAP only and IMAP protocol does not even support transferring all data. At most at least UID numbering will be lost and end users need to invalidate their local caches.
> 
> but using "looses data" might others think it also may fail with imap,
> so be more detailed next time


UID number is also data that is saved on the IMAP backend. If that is lost then it's "lost data".

Sami