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Subject: qmail+ezmlm -vs- Postfix+? (was Re: migrating)
From: Bennett Todd (betrahul.net)
Date: Thu Apr 13 2000 - 09:19:45 CDT


2000-04-12-18:03:20 Gustavo V G C Rios:
> I have been using qmail for one year, and i am very heppy with its
> performance/security.

Then you're the least favourable target for trying to sell Postfix.

Most folks are easy to sell; Postfix is so much faster, more secure,
and easier to install and configure and maintain than sendmail that
it's an easy sell, and the only mention I need to make of qmail
is "also fast and secure, I find it a little harder to configure,
though still much easier than sendmail". That does the trick.

But that won't work on you.

Maildir isn't an issue; Postfix supports it natively. Also, it's
_really_ easy to specify an alternative local delivery agent, and
use either a version of procmail[1] (like current ones, or an older
one with patches) that supports Maildir, or maildrop[2].

ezmlm is very much an issue, though. There are a _lot_ of mailing
list managers (MLMs) out there, and pretty much all the rest of
them work fine with Postfix. From what people have said on this
list, I understand that ezmlm is so tightly integrated with qmail
that it's gonna be a piece of work getting it to work with Postfix,
work that nobody else has done. And as far as I know ezmlm remains
the premier MLM, without rival, for _really_ automatically handling
mail delivery problems. I don't know of another MLM that keeps
track of which messages bounce to a user, sends the user a note
telling them how to fetch the messages they missed, and finishes
by automatically unsubscribing them if nothing can get through. If
you're not willing to lose that functionality, I'd recommend staying
with qmail. If you're willing to lose that functionality, then
the most popular MLMs seem to be smartlist[1], mailman[3], and
listar[4], with majordomo still being favoured by some.

I use mailman myself; my users really like the web interface.

But if you like qmail I think you are in a good position to resist
the lure of Postfix.

-Bennett

[1] <URL:http://www.procmail.org/>
[2] <URL:http://www.flounder.net/~mrsam/maildrop/>
[3] <URL:http://www.list.org/>
[4] <URL:http://www.listar.org/>


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