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Licensing |
Free 1 |
Lite 2 |
Pro |
Enterprise |
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Allows for multiple domains per server |
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Flexible licensing model |
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*NEW*
Over-the-Air BlackBerry Synchronization
with SyncML |
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*NEW*
Over-the-Air iPhone Synchronization with
SyncML |
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*NEW*
Over-the-Air Windows Mobile
Synchronization with SyncML |
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*NEW* Mozilla
Thunderbird and Lightning
Synchronization with SyncML |
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*NEW* SyncML
v1.2 protocol support |
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*NEW* Multiple
calendar views |
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*NEW* View the
availability of attendees |
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*NEW* Reminders
System |
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*NEW* Enable/disable
sounds for reminders |
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Personal contacts |
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Personal calendars, tasks, and notes |
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Shared contacts, calendars, tasks, and
notes |
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Global address list (GAL) |
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Shared mail folders |
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LDAP server |
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Microsoft Outlook 2000-07
Synchronization with SmarterMailSync |
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Over-the-Air Windows Mobile
Synchronization with SmarterMailSync |
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Advanced Webmail |
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Simple Mail Transfer Protocol (SMTP) |
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Internet Message Access Protocol
(IMAP4) |
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Post Office Protocol (POP3) |
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Support for IMAP IDLE |
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POP Retrieval from
external accounts |
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*NEW*
Configurable spam check threads |
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Greylisting |
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Whitelisting IPs (for Greylisting) |
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Out-of-the-box SpamAssassin |
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Support for Distributed SpamAssassin
servers (Linux or Windows) |
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Configurable spam weights for system,
domain, and user levels |
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Configurable spam headers |
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Outbound spam checking and blocking |
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SMTP connection level blocking for
certain spam checks |
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Support for Declude |
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Reverse DNS checking |
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Bayesian filtering |
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RBL listing detection |
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SPF record checking |
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Automatic internal spammer detection |
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Out-of-the-box ClamAV |
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Support for third-party real-time
antivirus |
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Support for third-party command-line
antivirus |
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Support for a remote ClamAV server
(Linux or Windows) |
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*NEW*
DomainKeys (inbound ver. and outbound
signing) |
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Support for SSL / TLS
connections |
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Active Directory authentication (ADX) |
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Support for SMTP 587
submission-only port |
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Optional alternate SMTP
port |
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SMTP authentication
options by domain |
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Configurable outbound SMTP
IP addresses |
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Manual and automatic IP blacklisting /
whitelisting |
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Automatic harvest attack prevention |
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Automatic denial of service prevention |
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Malicious script filtering in webmail |
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Auto-Block IP addresses in RBL lists |
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*NEW*
STReportingFramework |
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*NEW* Basic
Reports (3 reports) |
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*NEW* Advanced
Summary Reports (17 system and 18 domain) |
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*NEW* Advanced
Trend Reports (26 system, 15 domain, and
18 user) |
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*NEW* Data
drill down available in Summary Reports |
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*NEW* Define
report favorites |
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*NEW* Scheduled
and on-demand email reports |
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*NEW* Define
custom reports |
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*NEW* Reporting
statistics exposed as PerfMon counters |
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*NEW* Export
reports to CSV and TAB formats |
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*NEW* Event-driven
architecture |
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*NEW*
Notification Profiles |
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*NEW*
Configurable system, domain, and user
events |
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*NEW* Assign
actions to events (e.g. command-line,
notifications, etc.) |
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*NEW* Default
notification to all users when disk
quotas are reached |
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*NEW* Mass
propagation of settings for domains |
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*NEW* Mass
propagation of settings for users |
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*NEW* Mass
messaging to some or all users and
domain admins |
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*NEW*
Throttling of domains and users |
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*NEW*
Throttling of incoming bounces |
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*NEW*
Prioritization of messages based on
domain |
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*NEW*
Prioritization of overrides by email
address |
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*NEW* Improved
Spool management for efficient
processing |
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*NEW* User
authentication for outgoing gateways |
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*NEW* Spool
processing folder for external products |
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*NEW* View /
download logs through the Web interface |
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*NEW* Two
real-time performance dashboards (traffic
statistics) |
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*NEW* Manage
current connections and current blocks |
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*NEW* Immediate
blacklisting of connections and sessions |
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*NEW* Automatic
notification of new versions |
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Windows 32 bit / 64 bit compatible |
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Configurable user password strength
requirements |
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System-wide email archiving |
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Compliant with Sarbanes-Oxley Act 3 |
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Configurable user settings by domain |
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Can act as a gateway or backup MX |
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Configurable logging for all protocols |
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Web-based administration interface |
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Spam configuration from Web interface |
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Ability to manage all settings via one
URL |
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Multiple spools (smart spooling) |
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Monitor current connections for
SMTP and POP3 |
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Monitor current connections for
IMAP4 |
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Folder auto-clean to enforce user quotas |
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Default basic web server included 4 |
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Automation (Web Services / SOAP) |
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*NEW* Add /
Edit domains |
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*NEW* Add /
Edit users of domains |
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*NEW* Add /
Edit calendar items, contacts, tasks,
and notes |
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*NEW* Add /
Edit RSS feeds for a user |
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*NEW* View the
availability of users |
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*NEW* Retrieve
bandwidth and usage information by user
or domain |
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Automate tasks with dozens of exposed
web services 5 |
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Web Interface (Webmail /
Administration) |
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*NEW*
STInterfaceFramework |
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*NEW* Compose /
read messages in a popup or inline |
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*NEW* Drag and
drop, right click menus, and keyboards
shortcuts |
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*NEW* Optimized
AJAX controls for
desktop application performance |
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*NEW* Message
priorities (high, normal, and low) |
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*NEW* Custom
skinning |
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*NEW*
Additional skins included |
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*NEW* Automatic
save as draft |
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*NEW*
Attachment size exceeded notification |
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*NEW* Upload
attachments in the background |
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*NEW* Extensive
use of snapping panes |
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*NEW* Choose
preview pane location |
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Advanced domain and user content
filtering |
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Mailing lists |
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Multi-language capable |
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Message Status Icons |
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User-level Auto Clean |
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AJAX Spell-Check |
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Auto-Complete for address fields |
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RSS, RDF,
and Atom news feed
integration |
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Import and export contacts |
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Support for user aliases |
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Support for domain aliases |
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Configurable sub folders |
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Rich text editing |
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Mailbox spam filtering |
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HTML email compatible |
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Auto signature |
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