Re: [gentoo-server] Comments on IMAP Server (cyrus/courier/dovecot)

[Yogesh Sharma]

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Please check http://silverwraith.com/vexim/  I am using it for last 2
years.

The list of features in Virtual Exim 2 includes:

    * Software integration:
          o SpamAssassin
          o Any Exim-compatible virus scanners
          o Procmail or any other software which mail can be piped to
          o MySQL or PostgreSQL backend database support through PearDB
          o Translations into German, Romanian and Hungarian
    * Site management:
          o Add or remove local and relay domains in seconds
          o Create "aliased" domains whose accounts redirect to mirror
            accounts on a master domain
          o Enable and tune quotas for each domain
          o Choose to use one system UID/GID per site, or a different
            UID/GID for each domain
          o Apply limits to the number of accounts each domains can have
          o Alpha menus to alphabetically sort and list domains on
            different pages
    * Domain management:
          o Create new POP/IMAP accounts, or aliases with ease
          o Enable or disable any accounts or aliases on the fly
          o Choose to enable a "catchall" account to receive mail for
            unknown domain accounts
          o Create :fail: entries to forcable reject mail to
            individual addresses
          o Optionally set quotas on mailboxes
          o Add new admins to assist in domain management
          o Alpha menus to alphabetically sort and list accounts on
            different pages
          o Set quotas on user acocunt to any amount less than maximum
            given by the site admin
    * User management:
          o Users can change their own passwords
          o If enabled, users can tune their own SpamAssassin score
            thresholds to tag, and to delete mail
          o If enabled, users can choose to reject mail containing viruses
          o Users can check their own quota thresholds
    * E-mail filtering:
          o Siteadmin can define if Anti-Virus or Spamassassin options
            should be availible to each domain
          o If enabled for the domain, the domain admin can toggle
            Anti-Virus and Spamassassin options for each user
          o User can also change thresholds at which to block
            potential Spam to suit there needs, enable/disable virus
            checking, and also set maximum message size limits for
            their inbound mail.
          o Users can enter e-mail headers on which to block mail.
            This also allows the simple blacklisting of individual
            e-mail addresses
          o Virtual Exim also allows users to set vacation messages
            while they are away on vacation. The inbound messages get
            delivered as normal, and their sender gets a custom reply
            which the user can create
          o Users also have the option to forward all inbound e-mail
            to any other e-mail account




Ow Mun Heng wrote:

>I'm just doing some testing for setting up a virtual mailhosting
>I've read the Gentoo Virt Mail Howto and quite a few others but still
>have some questions.
>
>Choosen Mail Server : Postfix
>IMAP Client under consideration : Cyrus IMAP/Courier IMAP/DoveCot
>
>Requirements.
>1. Ability to do Virtual Mail Hosting
>2. Ability to support local Users (see note)
>3. Scalable
>4. Support for flat file Passwords(/etc/passwd) or LDAP/MySQL
>
>Note :
>a. Some users will be local users. These users will have SSH/SFTP/FTP
>b. Some users will need to have FTP access (NO SSH) to webhosting
>
>The problem here is mainly due to note (a) and (b) where there is a need
>for local users. What I want, what is written on postfix's site
>(http://www.postfix.org/VIRTUAL_README.html) is a variation of
>
>i) NON Postfix Store : Separate Domains, NON-Unix Accounts
> and
>ii) Postfix store : Separate Domains, UNIX Accounts
>
>Can all of these be done using NON-Postfix Store
>(cyrus/courier/dovecot) : Separate Domains with Unix and Non Unix
>Accounts? Depending on whether there is need for note (a) and (b)
>
>or should I just put the local users on a separate box?
>
>What are you using? I've seen quite a lot of Howto and docs but seems like
>my choice isn't one of those widely used scenerios. In addition to that,
>it also doesn't seem cyrus-imapd is much used too.
>
>
>
>

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