Introduction to Microsoft Exchange Server 2003
Microsoft Exchange 2003 Server provides a dependable, extensible, and easy-to-manage infrastructure with round-the-clock messaging and collaboration plus low cost of ownership. Microsoft Exchange 2003 Server supports a broad range of team activities, including group calendaring capabilities, discussion groups, and group folders, and furthermore provides access to information across territorial, organizational, and technology divisions with productivity enhancers that include IM, real-time data, and video conferencing. Microsoft Exchange 2003 Server incorporated enhancements over MS Exchange Server 2000 in important technologies that cover security, performance, and remote access.

Microsoft has ended support for Exchange 2003 Server, requiring information technology management deal with the problems associated with supporting an end-of-life messaging system. Still, a large number of Exchange users are still running Exchange 2003. Progent's Microsoft-authorized information technology engineers offer extensive backgrounds supporting Exchange 2003 and can assist you to administer and repair your existing Microsoft Exchange 2003 environment or help you to plan and implement an affordable upgrade to an up-to-date version of Microsoft Exchange. (Refer to Progent's Exchange Server 2016 upgrade support and Microsoft Exchange 2013 consulting.)

Improvements of MS Exchange 2003 Vs. MS Exchange 2000 Server
MS Exchange Server 2003 features enhancements in functionality over Exchange Server 2K in key capabilities such as recovery, performance, protection, mobile access, collaboration, and simplicity of management.

  • MS Exchange Server 2003 delivers enhanced recovery by including support for 8-node clustering, quicker cluster failover, the addition of mount points which overcome the 24-drive designation limitation, SAN connectivity, Volume Shadow Copy Service for backup infrastructure, a Mailbox Recovery tool, and a Restore Storage group.
  • Exchange 2003 Server improves responsiveness through innovations such as /3GB and /USERVA startup switches for tuning the use of memory and memory address space, public folder replication enhancements, distribution list caching improvements, and control of Out of Office messages.
  • Security enhancements offered by Exchange Server 2003 include Internet Protocol security (IPsec) support for front- and back-end clusters, signed Lightweight Directory Access Protocol requests to Microsoft Active Directory, front-end and back-end Kerberos authentication, Internet Information Services 6.0 protection, restriction of distribution lists to validated users, real-time Safe and Block lists, download filtering, attachment blocking in Microsoft Office Outlook Web Access (OWA), and public folders access improvements.
  • MS Exchange 2003 Server includes improved support for mobile workers by adding an Outlook Web Access (OWA) user interface (UI) and a broader range of capabilities for Web Outlook, Microsoft Outlook speed improvements via MAPI compression, HTTP compatibility from Outlook, cHTML aND.htmL smart phone browser support, plus syncing of notifications for Pocket PCs.
  • Manageability and serviceability are simplified by centralizing queues on a per-server system, enhancing the user interface, revealing all system queues, enabling cookie authorization, using Exchange System Manager to transfer log and queue data, including a multiple-client Move Mailbox feature, and providing dynamic distribution lists, public folder Send Contents, and public folder affinity to control referrals.

Advantages of Microsoft Exchange 2003 Over Microsoft Exchange Server 5.5
Exchange 2003 Server delivered major enhancements in functionality over Microsoft Exchange 5.5 in key areas including accessibility, ease of management, security, reliability, capacity, and speed.

  • MS Exchange Server 2003 brings a dramatic increase in capability over the Microsoft Exchange 5.5 web client. MS Exchange 2003 Server provides an almost complete version of the traditional Microsoft Outlook interface including calendaring and tools. Because of this, remote and mobile users can have full, secure availability of email even if they don't have a notebook. All they require is a web-connected PC with a standard browser.
  • In contrast to Exchange Server 5.5, which has a built-in directory, Microsoft Exchange Server 2003 utilizes Active Directory, providing a greatly simplified administration and security structure. This makes Exchange 2003 Server easier to administer and maintain and in addition allows better protection.
  • Microsoft Exchange Server 2003 has a strong architecture for seamlessly adding third-party utilities including anti-virus and anti-spamming software. Exchange Server 2003's strong Application Programming Interface does away with the technical risk often found with Exchange Server 5.5 when adding third-party software.
  • MS Exchange Server 2003 delivers significantly increased scalability and performance over Microsoft Exchange 5.5 Server. Improvements allow more and larger mailboxes and faster remote connectivity.
  • Exchange 2003 Server also has improved searching capability, making it easier and faster to find vital information when you have to have it.

Advantages Microsoft Exchange Server 2003 Compared to an ISP-provided or POP3 Email Environment
If your organization is now running an email system hosted by an ISP or if you are operating your Outlook users in POP3 mode, Exchange Server 2003 offers a wealth of improved features covering ease of management, responsiveness, capacity, availability, and group support:

  • Unlike the store-and-forward technique utilized by POP3 email environments, MS Exchange Server 2003 uses a central-store architecture that liberates users from reliance on a specific desktop computer or laptop, reduces vulnerability to hardware failure or viruses, and allows both on-line and off-line email, programmed backup, and sophisticated sharing and collaboration.
  • MS Exchange Server 2003 has an array of groupware features that permit work groups to improve productivity by sharing scheduling, address groups, messages, and data.
  • The versatility of Exchange 2003 Server allows you to install non-Microsoft security add-ins or accommodate wireless devices such as the RIM BlackBerry.
  • MS Exchange 2003 Server works with powerful management and monitoring utilities so you can make sure your email system is running efficiently.
  • Microsoft Exchange 2003 Server allows full on-line archiving without hurting productivity, supporting round-the-clock operation by eliminating routine maintenance blackouts.

How Progent Can Assist You to Migrate Your POP3 Clients to Microsoft Exchange Server 2003
Progent's experience and tested best practices can enable you to manage a quick, seamless migration of your POP3 clients to Exchange 2003 Server. Progent pays attention to vital details such as managing domain names so that both on-site and off-site users make a smooth transition from the limitations of POP3 email. Progent can help you with integrating an on-site Exchange 2003 Server system or help you to locate and manage your Exchange Server 2003 in an external Data Center. Progent's business continuity experts can assist your company to develop and implement a complete disaster recovery plan that incorporates Microsoft Data Protection Manager (DPM) support for ongoing online archiving and fast data recovery.

How Progent Can Help You to Upgrade to Exchange 2013 or Exchange 2016 from Exchange Server 2003
Progent's Exchange consultants can assist your company to upgrade to MS Exchange 2013 Server or migrate to MS Exchange 2016 Server from Microsoft Exchange Server 2003 at minimal cost or disruption of business operations. Progent can assist you to enhance Microsoft Exchange security, speed, reliability, and availability and simplify management. Progent's certified system security specialists can review and improve your security strategy and Progent's Cisco-premier network engineers can upgrade your network architecture to increase network performance and reduce support expense.

Office 365 Exchange Online Integration with On-premises Exchange
Office 365 Integration Solutions with On-premises ExchangeMicrosoft allows you to create transparent hybrid networks that combine Office 365 and on-premises Exchange deployments. This permits you to have specific Exchange mailboxes located on your corporate datacenter and other mailboxes resident on Office 365. Progent's certified Exchange consultants can assist your organization with any facet of planning, integrating and troubleshooting your hybrid Office 365/Exchange network. Progent's Exchange specialists can provide occasional expertise to help you resolve challenging technical problems and also can provide comprehensive project management outsourcing to make sure your hybrid Office 365/Exchange initiative is carried out on schedule and within budget. For more information about Progent's online consulting expertise for hybrid Office 365 and on-premises Exchange environments, go to Office 365 integration solutions with on-premises Exchange.

Hosting Services for Exchange
Progent also can provide MS Exchange Hosting and Management Services based on a world-class facility for MS Exchange and featuring fast Internet access, dedicated firewall security, security update and service pack implementation, Helpdesk support, spam and virus filtering, regular backup, 24x7 analysis of security and responsiveness, and comprehensive email administration support. When migrating from an older version of Microsoft Exchange is a great occasion to move to a hosted environment for MS Exchange Server 2016 or Exchange Server 2013 in order to economize on cost related to capital equipment, reliable infrastructure, and messaging system administration.

Find out more about Progent's IT Outsourcing services.

If you wish to get in touch with Progent about consulting support for MS Exchange Server technology or to ask about Progent's Exchange hosting services, phone 1-800-993-9400 or visit Contact Progent.

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