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Re: Mail Confusion




Hans wrote:
> Am Donnerstag, 13. April 2017, 15:47:07 CEST schrieb Dan Purgert:
> Hi Dan,
>> How are these computers connecting to the mailserver?  If it's IMAP, the
>> client and server will resync when the client connects ... so if your
>> oldPC last sync'd a month ago, it'll take it a while to validate what
>> it's supposed to do with the (now deleted) messages that it still sees
>> as 'new' since the last time you sync'd.
>> 
>
> no, it is POP3.

It should then either
(1) remove messages as soon as they've been retrieved OR
(2) mark them in such fashion that they're then deleted later (e.g. on
    session close

RFC1939[1] describes how POP3 behaves. Gave it a quick skim, and it seems
that §6 (pg.9) may have some relevant information for you.

[1] - https://tools.ietf.org/rfc/rfc1939.txt

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