Seven mail servers tested

Summary:Exchange might be the most popular but is it the best? We test the alternatives.


Product Domino Ipswitch Collaboration Suite Kerio MailServer
Company IBM Ipswitch Kerio Technologies
Web site
Phone 13 24 26 1 781 676 5700 (US) 1 408 496 4500 (US)
Price AU$51.22 to AU$65.70 ex GST per user. Scenario 1 (200 users) AU$13,140 ex GST, Scenario 2 (30,000+ users) AU$1,544,000 ex GST. Starting at US$1495 US$449 (20-user license)
Warranty 12 months software maintenance is included in price which covers support and upgrades 60 days N/A
E-mail support (times/cost) N/A One-year's support included in price Unlimited with subscription
Phone support (times/cost) N/A One-year's support included in price Unlimited with subscription
Other support information N/A One-year's support included in price Forum, partner support
CPU (min/recommended) Microsoft Windows: Intel Pentium or higher; Unix: Power PC, Intel Pentium, UltraSPARC; iSeries: Power PC; zSeries: any CPU that supports the O/S release level; zO/S: any CPU that supports the O/S release level Pentium 350 MHz Microsoft Windows: CPU 500 MHz, Red Hat Linux: Pentium 500 MHz, SUSE Linux: Pentium 500 MHz, Apple Mac OS X: G4 or G5.
Memory (min/recommended) Microsoft Windows: 512MB, Unix: 512MB, iSeries: 512MB, zSeries: 1.0GB, zO/S: 1.0GB 64MB RAM 256MB RAM
HDD (min) Microsoft Windows: 1.5GB, Unix: 1.5GB, iSeries: 2.0GB, zSeries: 2.5GB, zO/S: 3 Volumes 10MB MailServer application (not including mail store) 35MB
Network requirements Microsoft Windows: TCP/IP, Netbios, NetBEUI, X.PC; Unix: TCP/IP, X/.PC; iSeries: TCP/IP; zSeries: TCP/IP; zO/S: TCP/IP TCP/IP connection TCP/IP and Internet connection
Other hardware recommended/required N/A N/A N/A
Operating system Windows 2000 / 2003 Server, AIX 5.2, Linux (Novell SLES 8), Solaris 9, OS/400, i5/OS, z/OS Windows Windows 2000/XP/2003, Red Hat 9.0, Red Hat Enterprise Linux 3, Fedora Core, SUSE Linux, Pentium 500 MHz, 256 MB RAM, SUSE Linux 9.0, Mac OS X 10.2 Jaguar, Mac OS X 10.3 Panther
Other software recommended/required N/A N/A Groupware clients
Microsoft Outlook 2000/XP (Windows 2000/XP), Microsoft Entourage X/2004 (Mac OS X 10.2 & 10.3)
WebMail clients
Microsoft Internet Explorer 6 and higher, Mozilla 1.4 and higher, Apple Safari 1.2 and higher

Product Microsoft Exchange Server 2003 Enterprise Edition Novell GroupWise Novell Open Exchange
Company Microsoft Australia Novell Novell
Web site
Phone 13 20 58 03 9520 3500 03 9520 3500
Price AU$12,181 incl GST (25 clients) Approx AU$160 per user per 12 months (basic pricing) AU$1715 for server and first 10 clients for 12 months -- extra client starting from AU$65 /12 months
Warranty N/A 90 days from date of purchase 90 days from the date of purchase
E-mail support (times/cost) 24 hours/no cost­ -- response time is 1 business day Included in premium support contract Included in premium support contract
Phone support (times/cost) 9am-5pm (Pacific Time)/AU$297 per support issue From AU$630/incident to AU$6500 premium support From AU$630/incident to AU$6500 premium support
Other support information Customers can sign up for a premier support service that includes all Microsoft products. Full 24x7 worldwide coverage available. Full 24x7 worldwide coverage available.
CPU (min/recommended) Intel Pentium or compatible 133MHz or higher processor/Intel Pentium or compatible 550MHz processor Server class Pentium III or equivalent Min Pentium III & AMD Athlon/Duron
Memory (min/recommended) 256MB/512MB or more 512MB 256MB/512MB
HDD (min) Need: 500MB on the hard disk where you install Exchange Server 2003, 200MB on the system drive, and additional disk space for mail storage. 2G 9G/15G RAID
Network requirements Network connection required 10Mb or above TCP/IP, supports RIM Blackberry, Palm, and Windows CE devices TCP/IP
Other hardware recommended/required CD drive Can be clustered for scaling and high availability N/A
Operating system Microsoft Windows 2000 Server, Windows 2000 Advanced Server, or Windows 2000 Datacenter Server with SP3 or later
Windows Server 2003, Standard Edition; Windows Server 2003, Enterprise Edition; or Windows Server 2003, Datacenter Edition
NetWare, Linux, Windows SuSE Linux Enterprise Server 8 -- included
Other software recommended/required N/A Client software for Windows and Linux N/A

Topics: Enterprise Software, Collaboration, Hardware, Microsoft, Networking, Servers

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