# Display Online Help

You can display the Objective Connector Reference by sending an action from your web browser. The Objective Connector Reference describes the actions and configuration parameters that you can use with Objective Connector.

For Objective Connector to display help, the help data file (`help.dat`) must be available in the installation folder.

To display help for Objective Connector

1. Start Objective Connector.

2. Send the following action from your web browser:

       http://host:port/action=Help

   where:

   `host` | is the IP address or name of the machine on which Objective Connector is installed.
   `port` | is the ACI port by which you send actions to Objective Connector (set by the `Port` parameter in the `[Server]` section of the configuration file).

   For example:

       http://12.3.4.56:9000/action=help

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