The Virdi ACU connection to the web server is configured as follows:

1. In the UDP Site key field (1), enter the Site key specified in the controller settings.
   
2. In the UDP/Web Password field (2), enter the controller password.
3. Set the Lock UDP access checkbox (3) if it is necessary to disable the ability to set up the controller via the Web interface.
4. Click the Apply button (4) to apply the settings.

The Virdi ACU connection to the web server is configured.