Exchange, Kerio Comparison Choosing the Best Alternative to Microsoft Exchange Server Feature Comparison IceWarp Server Microsoft Exchange Kerio Connect Exchange Alternative Education Business Solutions Service Providers Government
2 Feature Comparison Exchange Alternatives Applications Cross-Browser Compatibility WebClient SmartAttach - Manage email Attachments Notifier for WebClient WebDAV WebFolders Microsoft Outlook Support Mozilla Thunderbird/Lightning Support Native Desktop Client WebPhone - Integrated into WebClient WebIM - Integrated into WebClient WebSMS - Integrated into WebClient Communication Protocols SMTP/POP/IMAP/HTTP IM XMPP Server VoIP SIP Server (or similar) $ $ Voicemail, IVR, PBX $ SMS Server Built-In FTP Server O Built-In Web Server O Built-In SOCKS Proxy Built-In WebDAV Server
3 Web Access Advanced/Basic/Mobile Interface Tablet Support Drag & Drop Context Menus, Floating Windows, Tabs/Dock WebIM Client WebPhone Client WebSMS Text Messaging Auto Alias with Multiple Signature Support SmartAttach Search Folders Full GroupWare Functionality Customizable Object Tags (beside flagging) S/MIME Signing/Encryption Multiple File Upload Time Zone Management Real-Time Delivery Reports Personal Email Archive Login Screen Rebranding Microsoft Office Integration IceWarp Server Easier to Deploy Easier to Manage
4 Collaboration Database Storage Microsoft Outlook 2007,, 2013 Integration Mac OS X Address Book, Calendar, Mail Support Outlook for Mac /Entourage Connector Folder Synchronization Mapping ACL Support Groups and Public Folders Private and Shared File Storage Global Address List (GAL) Availability (Free/Busy) Meeting Invitations ISchedule Support Resource Scheduling Unified Messaging Instant Messaging $ Server to Server IM Communication $ Central Archive & Message History Configurable Global/Domain IM Roster Gateways to AOL, MSN, GoogleTalk etc. File Transfers SMS Text Messaging $ Email to Text Messages and vice versa Text Message Archiving
5 Mobility Exchange ActiveSync (for ios, Android, Windows) OMA DS/SyncML (for Symbian, BlackBerry SyncJe) CalDAV, CardDAV (for iphone/ipad) BlackBerry Enterprise Server Compatibility Device Security Provisioning Notes Synchronization Over-the-Air Task Synchronization Over-the-Air AutoDiscover Service RemoteWipe Instant Messaging from Smartphones Spam Protection Built-In Anti-Spam (SpamAssassin, Bayesian) Real-time Anti-Spam with RPD $ End User Control to Anti-Spam DomainKeys DKIM (Domain Keys Identified Mail) CallerID/SenderID Anti-Spoofing (SPF/SRS) Tarpitting Greylisting Quarantine Reports Challenge Response
6 Security Built-In Kaspersky Anti-Virus (or similar) Mutliprotocol Virus Scanning $ Support for 3rd Party Anti-Virus Engine Extension Filters Infected Files Quarantine Intrusion Prevention System Dynamic SSL Secured Destinations Hard coded SSL Secured Destinations SSL Cerificate Management TCP/IP Tunnels Certificate Authority - SSL Certificate Provider Administration Remote Administration Console Integrated Web Admin Command Line Scripting Integrated Log Analyzer Integrated File Manager Application Layer (API) Active Directory Synchronization LDAP Synchronization Single Sign-On (Kerberos/SASL) One-Click Backup System & Data SOAX Compliant Archiving Clustering & Load Balancing Minger (Distributed Domain E-mail, IM, VoIP) ODBC Support
7 List Server Management Remote ISP Accounts RegEx Content Filters Global/Domain Rules System Monitor Service Watchdog Domain Gateway Primary Domain Change Domain POP Multiple Mail Queues Task Scheduler OS Linux Version Exchange Migration Tool Migration from any IMAP server Maintenance 1 Year Upgrade Protection $ 1 Year Technical Support Flexible User/Module Upgrades Discounted Software Maintenance Feature is included in the product. O Part of operating system. Limited configuration options and capabilities. $ Available separately. Software requires installation on a separate server. Integration is limited. Note: Microsoft Exchange Enterprise Edition features listed.
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