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Features and Edition Comparison
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Lite
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Professional
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Enterprise
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SMTP – Receive incoming mail. Secure your SMTP with options including SMTP Authentication, IP transfer limits and hop count limits.
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POP3 – Use almost any mail client to read and reply to your mail.
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IMAP4 – Advanced, synchronized access to your mail, allowing easier control over your accounts from multiple locations.
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WebMail – Fully customizable access to your accounts via any web browser. Features include HTML composing, domain administration, SPAM control, custom filters, POP3 Retrievals, address books, signatures, auto-responses and more.
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Automatic Sign-ups – Let new users sign up for an email account with WebMail. Run your own email service.
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LDAP – Allow users to access shared address book information and allow other software to query the server for existing users.
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Remote Admin – Remotely access your settings, user accounts and logs via any web browser.
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Outgoing Mails – Handle your own outgoing mail with support for MX lookup based or direct relaying delivery methods.
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Static Routing – Set up mail routing rules to help integrate multiple servers and customize mail routes for particular domains.
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POP3 Retrievals – Automatically download mails from other mail servers into local accounts.
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IPv6 Support – Run the server on both IPv4 and IPv6 networks.
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Tarpitting – Block abusive clients and SPAM agents that try to deliver mail to non-existent addresses.
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Grey List - Deflect potential SPAM delivery agents with an efficient SMTP tactic.
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SPAM Trap - Detect and block SPAM agents with SPAM trap email addresses.
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Real-time Black Lists (RBLs) - Further reduce SPAM with RBL online databases.
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Bayesian SPAM Filter - Prevent SPAM with self learning Bayesian filtering technology.
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Sender Policy Framework (SPF) Support – Detect return-path / sender address forgery and also reduce SPAM and virus mails.
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Antivirus Protection – Protect users from viruses by integrating your mail server with almost any existing antivirus product.
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Content Filtering – Set up rules to control your mail content, run applications, send new mail and much more.
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256-bit SSL – Secure access to your mail with 256-bit SSL encryption.
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Secure Login Methods – Protect your login details with SASL methods such as CRAM-MD5 or CRAM-SHA1.
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Anti-Hammering – Protect user login details by preventing brute force attacks.
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Mail Loops / Infinite Bounce Protection – Automated protection against mail loops and infinite bounce mails.
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IP Restrictions - Secure your mail services using IP access rules.
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Advanced Port Control – Complete control over how ports are opened and time-out values.
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Domain Administrators – Allow users to administer their own domains through WebMail.
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Mailing Lists – Send bulk mails to multiple email addresses and accounts. Opt-in mailing lists allow users to automatically add and remove themselves.
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Redirection – Redirect incoming / outgoing mails to other email addresses.
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Auto-Responses – Automatically send a mail in response to new incoming mail.
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Alias Addresses – Assign multiple email addresses to a single account.
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Front End SMTP – Use the software to simply protect your primary mail server.
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Folder Hierarchies – Create nested folder hierarchies for use in IMAP4.
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Catch-All Accounts – Set accounts to receive all misdirected incoming mail for a particular domain.
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Shared Address Books – Manage shared address book information for use with WebMail and LDAP responses.
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Message Control – Customize failure messages, warnings and service welcome messages.
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Simple User Interface – Explorer style interface for faster and easier configuration management.
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Setup Wizards – Quickly and easily configure the most essential parts of your mail server to get your mail server online in minutes.
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Diagnostics – Check your system for configuration problems using new solution hints to help fix them.
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True Multiple Domain Support – Hierarchically arranged 'domain\group\user' accounts with added support for alias and backup domains.
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INI Based File System – Manage your settings and users externally by editing the setup files.
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Clustering – Improve performance and manage large numbers of users using multiple mail servers. New faster and more load bearing accounts system.
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ODBC – Store and control vital user information using an ODBC database. Integrate your mail server with other applications and web scripts.
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Maximum User Accounts – The number of allowed individual user storage accounts.
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25
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100
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Unlimited
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Maximum Domains – The number of allowed domains.
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10
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50
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Unlimited
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