Microsoft Office Communications Server 2007 R2 Trial Download

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Microsoft Office Communications Server 2007 R2, built on Active Directory and integrated with Exchange Server and Microsoft Office applications, delivers streamlined communications including software-powered VoIP, Presence, enterprise IM, and Web conferencing. You can implement these capabilities alongside your existing telephony infrastructure, while providing the operational control required.
  • Version:


    File Name:


    Date Published:


    File Size:

    871.9 MB

      NOTE: Evaluation version of Office Communications Server 2007 R2 has been updated to resolve the issue covered in Knowledge Base article 972405.

      Microsoft Office Communications Server 2007 R2 delivers streamlined communications for your users so they can find and communicate with the right person, right now, from the applications they use most (like Office Outlook). You are able to deliver a variety of software-powered communications solutions, including enterprise telephony, on-premise audio, video, and web conferencing and enterprise instant messaging, while maintaining the operational control required and without expensive infrastructure and network upgrades.

      This Microsoft Office Communications Server 2007 R2 Trial Download includes both editions of the server: Enterprise Edition and Standard Edition.

      • This trial software is intended for evaluation purposes only.
      • When the 180-day evaluation period expires, you can either remove the evaluation copy or replace it with an appropriately licensed version of the product.
      • There is no product support for this trial. You are welcome to share your trial experiences with others and to ask for advice by participating in the forums.
      • To evaluate Microsoft Office Communicator 2007 R2 with Microsoft Office Communications Server 2007 R2, click here.
      • To evaluate Microsoft Office Communications Server 2007 Speech Server, click here.
      • Please visit the documentation download page for the latest product documentation and release notes.
      • Public IM Connectivity for enterprise IM is available and requires a per-user, per-month subscription license that is in addition to the Office Communications Server Client Access License (CAL). No trial or evaluation is available for the public IM connectivity service. However, customers have the option of purchasing a small number of public IM connectivity licenses so that their company can try the service, and then increase the number of licensed users once they find the service meets their needs.
  • Supported Operating System

    Windows Server 2003 R2 x64 editions, Windows Server 2003 x64 editions, Windows Server 2008, Windows Server 2008 R2

      • Microsoft Office Communications Server 2007 R2 is designed to operate only on x64 platforms.

      • Client Software Requirements:
        • The recommended client for Office Communications Server 2007 R2 is Microsoft Office Communicator 2007 R2. For more information, visit
        • Live Meeting 2007 client is the recommended meeting client for Microsoft Office Communications Server 2007 R2 and can be downloaded here.
        • Microsoft Conferencing Add-in for Microsoft Office Outlook is required for scheduling Live Meetings with Microsoft Office Communications Server 2007 R2. Download the Add-in by clicking here.
    • To download and use the most recent documentation, please visit the documentation download page.

      To install this download:
      1. Click the download button and save the OCS_Eval.msi program file to your hard disk.
      2. Double-click the OCS_Eval.msi program file on your hard disk to extract the trial version files.
      3. Once extraction completes, use Windows Explorer to navigate to the directory where the files were extracted on your hard disk and run the Eval_Screen.htm from the install directory.
      4. Follow the instructions on the screen to complete the installation.

      To remove this download:

      To remove the download file(s), delete the file OCS_Eval.msi.

      To uninstall Office Communications Server 2007:

      Uninstall involves performing two steps: deactivate and uninstall. These steps are outlined in detail in the Office Communications Server Deployment Guide available from the TechNet library.