[Dovecot] Qpopper migration?

Andrey Panin pazke at donpac.ru
Thu Nov 9 13:57:14 UTC 2006

On 313, 11 09, 2006 at 01:45:24PM -0000, Steve Goodman (lists) wrote:
> Hello,
> As this is my first post to the list, first and foremost I'd like to
> thank Timo for writing great software; we've successfully moved to
> Dovecot for over 10,000 users from UW-IMAP and get great performance.
> On our overloaded staff POP3/IMAP server, we are looking at replacing
> qpopper+uw-imapd with dovecot, as an interim before moving them to the
> main Unix mailstore. The system is primarily POP3, with a small number
> of heavy IMAP users causing the system grief.
> There are a large number of POP3 users who leave messages on the server.
> What I want to ensure doesn't happen is that they are forced to download
> them again. Do I need to add anything specific in the pop3_uidl_format
> or am I barking up the wrong tree?

IIRC qpopper adds X-UIDL header into each message, so you can try to set
pop3_reuse_xuidl = yes.

Andrey Panin		| Linux and UNIX system administrator
pazke at donpac.ru		| PGP key: wwwkeys.pgp.net
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