Windows Essential Business Server Security Server: How to reinstall Microsoft Forefront Threat Management Gateway

This article describes how to reinstall Microsoft® Forefront™ Threat Management Gateway, Medium Business Edition on Windows® Essential Business Server Security Server.  This may be necessary as a last-effort troubleshooting step or to repair a damaged installation of Forefront TMG.  The steps in this article will, of course, cause loss of network connectivity until Forefront TMG […]

This article describes how to reinstall Microsoft® Forefront™ Threat Management Gateway, Medium Business Edition on Windows® Essential Business Server Security Server.  This may be necessary as a last-effort troubleshooting step or to repair a damaged installation of Forefront TMG.  The steps in this article will, of course, cause loss of network connectivity until Forefront TMG is reinstalled and reconfigured.

Important: Before using these steps, it is recommended that you make a complete backup of the Security Server.

There are four steps to uninstalling and reinstalling TMG on EBS:

  1. Backup the existing firewall settings
  2. 2. Uninstall Forefront TMG from Security Server
  3. 3. Install Forefront TMG on Security Server
  4. 4. Restore the Forefront TMG firewall configuration

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