Dell EMC OpenManage Essentials Version 2.5 User's Guide

Installing OpenManage Essentials

Before you install OpenManage Essentials, ensure that you have local administrator rights on the system.
  • NOTE: OpenManage Essentials 2.5 use TLS version 1.2 to support Feature Usage Settings and the following features of MX7000 chassis—discovery, system update, device configuration template creation and deployment, and remediation. For more information about the best practices to be followed to secure .NET framework applications that use the TLS protocol on the management station, see
To install OpenManage Essentials:
  1. Extract the OpenManage Essentials installation package.
  2. Double-click the Autorun.exe file available in the folder where you extracted the installation package. The OpenManage Install screen is displayed. The following options are available:
    • Dell EMC OpenManage Essentials — Select this option to install OpenManage Essentials, and Troubleshooting Tool.
    • Dell EMC Repository Manager — Select to install Repository Manager. Using Repository Manager, you can create customized bundles and repositories of Update Packages, software utilities such as update drivers, firmware, BIOS, and other applications.
    • Dell EMC License Manager — Select to install License Manager. The License Manager is a one-to-many license deployment and reporting tool for the integrated Dell Remote Access Controller (iDRAC), Chassis Management Controller (CMC), OpenManage Essentials, and the PowerEdge storage sled licenses.
    • Dell EMC SupportAssist Enterprise — Select to install SupportAssist Enterprise. The SupportAssist Enterprise provides proactive support capabilities for supported server, storage, and networking solutions.
    • Documentation — Click to view the online help.
    • View Readme — Click to view the readme file. To view the latest readme, go to
  3. In OpenManage Install, select Dell EMC OpenManage Essentials, and click Install. The OpenManage Essentials Prerequisites window displays the following requirement types:
    • Critical — This error condition prevents the installation of a feature.
    • Warning — This warning condition may disable the Typical installation but not an Upgrade of the feature later during installation. Also, later during installation, use the Custom installation setup type to select the feature.
    • Information — This informational condition does not affect the Typical selection of a feature.
    There are two options for resolving critical dependencies:
    • Click Install All Critical Prerequisites to immediately begin installing all critical prerequisites without further interaction. Install All Critical Prerequisites may require a restart depending on the configuration and the prerequisites installation will resume automatically after restart.
    • Install each prerequisite individually by clicking the associated link with the required software.
    • NOTE: Ensure that KB2919355 update is installed on Windows 2012 R2 systems to run OpenManage Essentials 2.5. To install KB2919355 update manually, see the Microsoft Knowledge Base article ID 2919355 at
    • NOTE: The latest iDRAC and chassis firmware require TLS 1.1 and TLS 1.2 protocols to be enabled on Windows 2008 R2 and Windows 2012 systems. To enable TLS 1.1 and TLS 1.2 as the default secure protocols in WinHTTP, see the Microsoft Knowledge Base article ID 3140245 at
    • NOTE: To configure a remote database, you do not require an SQL Express installation on the local system. See Setting Up OpenManage Essentials Database on a Remote SQL Server . If you are not configuring a remote database, then install SQL Express by clicking the warning prerequisite link. Selecting Install All Critical Prerequisites does not install SQL Express.
  4. Click Install Essentials.
    • NOTE: If you are installing OpenManage Essentials for the first time, a dialog box is displayed prompting you to select if you want to install OpenManage Essentials on a local or remote database. If you choose to install OpenManage Essentials on a local database, Microsoft SQL Server 2014 SP2 Express is installed on the system. If you choose to install OpenManage Essentials on a remote database, the installation follows the Custom Setup Installation steps.
  5. In the install wizard for OpenManage Essentials, click Next.
  6. In the License Agreement page, read the license agreement, select I accept the terms in the license agreement , and then click Next.
  7. In Setup type select either Typical or Custom installation.
    • If you selected Typical, click Next. Verify the installation settings in the Ready to Install the Program page and the click Install.
      • NOTE: If the default ports assigned to the OpenManage Essentials services are either blocked or used by another application, a message is displayed prompting you to either unblock the ports or select the Custom installation where you can specify another port.
      • NOTE: The parameters of all tasks that you create are encrypted and saved. During a reinstallation, if you choose to use a database that was retained from a previous OpenManage Essentials installation, the existing tasks will not run successfully. To resolve this issue, you must recreate all tasks after the installation.
    • If you selected Custom, in Custom Setup, click Next and follow the instructions in Custom Setup Installation.
  8. After the installation is complete, click Finish.
If you have installed OpenManage Essentials on a virtual machine (VM), the following are the suggested settings for the OpenManage Essentials VM:
  • Increase CPU settings based on resource availability.

  • Disable Dynamic Memory.

  • Increase Memory Weight to high.

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