Hi,
>>
>> The objective is, the mailserver will be easy to setup, maintained and have some
>> 1. database backend for storing user info ( mysql? )
>
> LDAP, almost everything can work with it out-of-the-box. SQL database
> support varries, and usually needs additional plugins. If you know
> exactly what you are doing, SQL might be good way to go regardless.
> With CentOS you get Postgresql and MySQL. Personally, I am fan of
> former, although later is more popular.
>
>> 2. spam and antivirus filtering
>
> For free, MIMEDefang, SpamAssassin, ClamAV. Commercial, I heard that
> Sophos antispam works fabolously.
>
>> 3. webbase user administrations
>
> I used custom made stuff. If you use Horde/IMP for webmail (there's
> also other applications from Horde framework for managing calendars,
> filters, and so on), Horde has some ability for web based user
> management too.
>
>> 4. Provide smtp,smtps,pop3,pop3s,imap,imaps service
>
> Sendmail or postfix (Sendmail has better plugin support for
> anti-spam/virus scanners, Postfix is easier to configure but is not as
> configurable as Sendmail). Dovecot or Cyrus (as packaged in CentOS it
> is really trivial to setup). Cyrus scales well, and is suitable for
> small and large installations. There's huge difference when opening
> mailbox with 40,000+ emails (and I've got couple of 'em) in Dovecot and
> Cyrus. So even if you have two users, Cyrus might be good way to go.
>
> If you are going to do webmail too, Squirrelmail (or whatever it is
> called) is part of CentOS. Horde project has IMP (you'd need to install
> Horde, than IMP under Horde). Horde project also has bunch of
> additional applications that integrate with each other for calendaring,
> todo lists, generating server-side mail filters (supported are procmail
> for "unix-account-based" mailboxes, and sieve for Cyrus based
> mailboxes), and much more. Check http://www.horde.org/ for more info.
> Installing Horde/IMP for the very first time might seem a bit
> complicated since it requires bunch of additional PHP module, but it
> might be worth it.
>
> Also, check "which imapd" thread from couple of days ago.
Thanks, this is really interesting since all the applications are CentOS default.. I need to study all those first and if you could provided any how-to or guide on integrating this, I'll really appreciates it.
Thanks In Advances.
Regards,
ijez
