Ideal mail server: qmail or postfix

[nbari at unixmexico.com]

We give free email at unixmexico.org and whe use qmail + ldap patch
(http://www.lifewithqmail.org/ldap/), whe have virtualdomains, pop3
(qmail) and imap (courier-imap), filters for spam using procmail, mailing
list are with ezmlm-idx. most of the work is done via ldap, whe also have
a cluster enviroment thanks, to the ldap patch it is very eazy tu make
clusters.


cheers


> James Godwin <james at organicwire.net> writes:
>
>> I was wondering what mail servers fellow ISP are running. I can't decide
>> between postfix or qmail.
>
> At one ISP I support, we've been running a qmail-based system with
> domain and user virtualization provided by vpopmail, courier-imap, and
> sqwebmail. Been solid as a rock. For lists, ezmlm-idx is the best I've
> used.
>
> Check www.inter7.org for pointers to the vpopmail stuff.
>
> I've set up qmail/vpopmail/courier-imap/sqwebmail for other small
> customers and never had a complaint, it just works.
>
> For a larger site (2000 people) I'm building something similar but
> using qmail-ldap for account provisioning and virtualization instead
> of vpopmail.  I will again be using courier-imap and sqwebmail.
>
> One of the big advantages of qmail is its preferred mailbox format
> called Maildir.  Each message is stored in a separate file which makes
> updates, deletions, scanning for new mail, etc much much faster than a
> large flat file.  It's also safe across NFS mounts so you can have a
> number of mail servers reading from and delivering to the mailstore at
> the same time, without corruption.  This makes it possible to easily
> scale a mail system as your users grow: just add more servers.
>
> Qmail, courier-imap, and sqwebmail all understand Maildir so they're a
> good combination.
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