IMAP Version

[mlist.redhat.rhl at urs.us]

> uw-imap is well known, there is a lot of documentation on it, including
> the managing IMAP book, it supports shared folders and some nice mail
> administrator modes.  For those of us that took the advice of the uw-imap
> folks, we moved from Unix mbox format to mbx format to speed things up and
> allow for concurrent access.
> 
> Also, when you look at a lot of companion software, you see uw-imap listed
> as tested, but there is no mention of dovecot.  Makes admins scared.
> 
> I hope this will change.  Inclusion of dovecot in Fedora will hopefully
> increase the amount of testing and programming help that it gets.  There
> are some scary issues listed on the web site for dovecot, but I hope those
> will be resolved with the 1.0 release.

Dovecot also does its security model differently, AFAIK.  The mail folders
are accessed as a unified userid, unlike uw-imap, which runs as the end
user.  This breaks things like cryptographic filesystems, which require
that the folders be accessed by individual users.

C