# Display Online Help

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

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

To display help for ODBC Connector

1. Start ODBC 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 ODBC Connector is installed.
   `port` | is the ACI port by which you send actions to ODBC 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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