Appendix A - Antigen Utility

Applies to: Microsoft Antigen

The Antigen utility (antutil.exe) is a command-line tool with which you can enable or disable Antigen for SMTP Gateways.

The antutil.exe command is located in the Microsoft Antigen for SMTP installation directory. It has the following parameters:

• antutil /enable—Enables Antigen for SMTP Gateways by establishing dependencies.
• **antutil /disable—**Disables Antigen for SMTP Gateways by removing dependencies.
• **antutil /status—**Gives an on-screen report showing the status of Antigen for SMTP Gateways and the server.

There are other parameters, but they should only be used when directed by product support.

Enabling and disabling Antigen

You can use the Antigen utility to disable and enable Antigen for SMTP Gateways.

To disable Antigen for SMTP Gateways

1. Stop the SMTP and Antigen services.

2. From a command prompt, navigate to the Antigen for SMTP installation directory. Disable Antigen dependencies by typing:

   antutil /disable

3. To confirm that the Antigen dependencies have been removed, type:

   antutil /status

4. Restart the SMTP and Antigen services.

   Warning

   When you are not running Antigen for SMTP Gateways, you are without its protection.

To enable Antigen for SMTP Gateways

1. Stop the SMTP services.

2. From a command prompt, navigate to the Antigen for SMTP installation directory. Enable Antigen dependencies by typing:

   antutil /enable

3. To confirm that the Antigen dependencies have been reestablished, type:

   antutil /status

4. Restart the SMTP services.