Overview of Microsoft Exchange 2003 Server
Microsoft Exchange Server 2003 provides a dependable, scalable, and manageable infrastructure with 24◊7 messaging and team support plus quick return on investment. Exchange 2003 Server supports a wide array of collaborative functions, such as group calendaring capabilities, discussion groups, and team folders, and also makes available information that extends over geographic, organizational, and architectural divisions with features that include Instant Messaging, real-time data, and video conferencing. Exchange Server 2003 delivered improvements over MS Exchange 2000 Server in important areas that cover security, performance, and remote and mobile communications.

In 2009 Microsoft ended support for Exchange Server 2003, making information technology managers face all the problems associated with supporting an end-of-life messaging platform. Nevertheless, a large number of Exchange users are still operating Microsoft Exchange 2003. Progent's Microsoft-certified IT engineers offer in-depth backgrounds maintaining Exchange Server 2003 and can assist you to administer and troubleshoot your existing Exchange Server 2003 solution or help you to plan and execute an economical upgrade to a current edition of Microsoft Exchange. (Refer to Progent's Microsoft Exchange 2016 migration support services and Exchange 2013 expertise.)

Improvements of MS Exchange Server 2003 Over Exchange Server 2000
Exchange Server 2003 offers enhancements in functionality over Microsoft Exchange Server 2K in key areas such as recovery, performance, protection, mobility, teamwork, and manageability.

  • Exchange 2003 Server offers improved recovery by adding support for eight-node clustering, quicker failover, support for mount points which eliminate the 24-drive designation limitation, storage area network connectivity, Volume Shadow Copy Service for database backup, a Mailbox Recovery tool, and a Restore Storage group.
  • Microsoft Exchange Server 2003 improves responsiveness via innovations that include /3GB and /USERVA startup switches for tuning the allocation of use of memory address space, public folder replication improvements, distribution list caching improvements, and control of Out of Office notices.
  • Security improvements offered by Exchange Server 2003 include Internet Protocol security compatibility for front- and back-end clusters, signed LDAP requests to Active Directory, front-end and back-end Kerberos authentication, Internet Information Services (IIS) 6.0 protection, limiting of distribution lists to validated users, real-time Safe and Block data, inbound recipient filtering, attachment restrictions in Microsoft Office Outlook Web Access (OWA), and public folders permissions improvements.
  • Microsoft Exchange 2003 Server includes better accommodation of remote and mobile users by including an Outlook Web Access (OWA) user interface (UI) and a more extensive feature set for Web Outlook, Outlook 2003 performance enhancements via MAPI compression, HTTP compatibility from Outlook, cHTML aND.htmL smart phone browser capability, and synchronization of notifications for handheld computers.
  • Manageability and service are improved by organizing queues on a per-server system, improving the user experience, revealing all system queues, enabling cookie permission, utilizing Microsoft Exchange System Manager to move log and queue data, including a multiple-client Move Mailbox function, and adding dynamic distribution lists, public folder Send hierarchy, and public folder affinity to control referrals.

Advantages of Microsoft Exchange 2003 Vs. Exchange 5.5
Exchange Server 2003 delivered major enhancements in functionality over Microsoft Exchange 5.5 in important areas affecting access, manageability, security, reliability, scalability, and speed.

  • MS Exchange Server 2003 offers a significant improvement in capability compared to the MS Exchange 5.5 web client. MS Exchange 2003 Server offers a nearly identical implementation of the traditional Microsoft Outlook interface that features calendaring and utilities. As a result, remote and mobile users have the benefit of full, protected availability of email even without a laptop. All mobile users need is an Internet-attached PC with a conventional browser.
  • In contrast to Exchange Server 5.5, which incorporates a built-in directory, Microsoft Exchange Server 2003 takes advantage of Active Directory (AD), providing a greatly simplified administration and security model. This makes MS Exchange Server 2003 simpler to manage and support and in addition offers better security.
  • MS Exchange 2003 Server has a strong architecture for transparently integrating third-party utilities such as anti-virus and anti-spamming tools. MS Exchange 2003 Server's versatile Application Programming Interface (API) eliminates the instability associated with Exchange 5.5 Server when integrating independent software.
  • Exchange Server 2003 delivers greatly improved capacity and speed over Microsoft Exchange 5.5. Improvements allow more and bigger mailboxes and speedier offsite access.
  • Exchange Server 2003 also offers better search ability, making it easier and faster to find important information when you need it.

Advantages MS Exchange 2003 Server Over an ISP-based or POP3 Email System
If your organization is currently using an email system hosted by an Internet Service Provider or if you are running your Microsoft Outlook clients in POP3 mode, Exchange 2003 Server provides an array of improved features in the areas of manageability, responsiveness, capacity, reliability, and collaboration:

  • Unlike the store-and-forward technique utilized by POP3 email environments, Exchange Server 2003 is based on a central-store architecture that frees users from dependence on a specific PC or laptop, reduces vulnerability to hardware breakdown or viruses, and permits both on-line and off-line email, programmed backup, and advanced sharing and collaboration.
  • Microsoft Exchange Server 2003 has powerful collaboration features that allow teams to maximize productivity by sharing scheduling, address books, messages, and files.
  • The flexibility of Exchange 2003 Server allows you to install third-party security add-ins or support wireless devices such as the BlackBerry smartphone.
  • MS Exchange Server 2003 works with powerful management and tracking utilities so you can make sure your messaging environment is operating efficiently.
  • MS Exchange Server 2003 allows full on-line archiving without disrupting performance, supporting round-the-clock operation by avoiding scheduled downtime.

How Progent Can Help You to Migrate Your POP3 Users to Microsoft Exchange 2003
Progent's experience and tested methodologies can enable you to implement a fast, non-disruptive move of your POP3 clients to Exchange 2003 Server. Progent attends to critical issues that include managing domain names so that both local and remote workers make a hassle-free upgrade from the restrictions of POP3 messaging. Progent can help you with setting up a local Exchange 2003 Server solution or assist you to set up and administer your Microsoft Exchange 2003 Server in an off-site Data Center. Progent's disaster recovery consultants can assist your organization to develop and implement a complete business continuity strategy that includes Microsoft System Center Data Protection Manager (DPM) consulting for continuous online archiving and fast system restoration.

How Progent Can Assist You to Upgrade to MS Exchange Server 2013 or Exchange 2016 from Exchange Server 2003
Progent's Exchange consultants can help you to move to Exchange Server 2013 or migrate to MS Exchange Server 2016 from MS Exchange Server 2003 at the least possible expense or disruption of business operations. Progent can help your organization to enhance Exchange security, performance, dependability, and availability and streamline management. Progent's CISM-certified security consultants can review and upgrade your security strategy and Progent's Cisco-premier network consultants can upgrade your network infrastructure to improve network efficiency and reduce operating cost.

Office 365 Exchange Online Integration with On-premises Exchange
Office 365 Integration Solutions with On-premises ExchangeMicrosoft allows you to create transparent hybrid environments that integrate Office 365 and local installations of Exchange. This allows you to have some mailboxes located at your physical datacenter and other mailboxes resident on Office 365. Progent's Microsoft-certified Exchange consulting team can help your organization with any phase of planning, integrating and debugging your hybrid Office 365 network. Progent's Exchange specialists can deliver occasional support to help you through challenging technical problems and also offer extensive project management outsourcing to ensure your hybrid Office 365/Exchange solution is successfully completed on schedule and on budget. To find out more about Progent's consulting services for integrating Office 365 and on-premises Exchange environments, visit Office 365 integration solutions with on-premises Exchange.

Hosting for Microsoft Exchange
Progent also can provide Microsoft Exchange Hosting Services centered around on an enterprise-class data center for Exchange and featuring fast Internet access, dedicated firewall security, security update and revision implementation, Contact Center support, spam filtering, regular data backup, automated monitoring of security and performance, and comprehensive email management support. While you are moving from an older release of Exchange is a great occasion to move to a remote managed environment for Exchange Server 2016 or Microsoft Exchange 2013 Server in order to economize on cost related to capital equipment, fail-safe infrastructure, and messaging system administration.

Find out more about Progent's IT Outsourcing services.

If you wish to get in touch with Progent about engineering help for Microsoft Exchange Server or to learn more about Progent's Exchange hosting services, call 1-800-993-9400 or refer to Contact Progent.

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